Last Updated: May 11, 2026

Expiring Drug Patents Cheat Sheet
We analyse the patents covering drugs in 134 countries and quickly give you the likely loss-of-exclusivity/generic entry date

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Hong Kong: These 38 Drugs Face Patent Expirations and Generic Entry From 2026 - 2027

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Preferred citation:
Friedman, Yali, "Hong Kong: These 38 Drugs Face Patent Expirations and Generic Entry From 2026 - 2027" DrugPatentWatch.com thinkBiotech, 2026 www.drugpatentwatch.com/p/expiring-drug-patents-generic-entry/.
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These estimated drug patent expiration dates and generic entry opportunity dates are calculated from analysis of known patents covering drugs. Many factors can influence early or late generic entry. This information is provided as a rough estimate of generic entry potential and should not be used as an independent source. The methodology is described in this blog post.
When can VANTRELA ER (hydrocodone bitartrate) generic drug versions launch?

Generic name: hydrocodone bitartrate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 15, 2026
Generic Entry Controlled by: Hong Kong Patent 1,134,775
Patent Title: 抗濫用藥物製劑 (ABUSE RESISTANT DRUG FORMULATION)

VANTRELA ER is a drug marketed by Teva Branded Pharm. There are three patents protecting this drug. One tentatively approved generic is ready to enter the market.

This drug has thirty-three patent family members in thirteen countries. There has been litigation on patents covering VANTRELA ER

The generic ingredient in VANTRELA ER is hydrocodone bitartrate. There are twenty-three drug master file entries for this API. Two suppliers are listed for this generic product. Additional details are available on the hydrocodone bitartrate profile page.

When can VANTRELA ER (hydrocodone bitartrate) generic drug versions launch?

Generic name: hydrocodone bitartrate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 15, 2026
Generic Entry Controlled by: Hong Kong Patent 1,193,567
Patent Title: 抗濫用藥物配方 (ABUSE RESISTANT DRUG FORMULATION)

VANTRELA ER is a drug marketed by Teva Branded Pharm. There are three patents protecting this drug. One tentatively approved generic is ready to enter the market.

This drug has thirty-three patent family members in thirteen countries. There has been litigation on patents covering VANTRELA ER

The generic ingredient in VANTRELA ER is hydrocodone bitartrate. There are twenty-three drug master file entries for this API. Two suppliers are listed for this generic product. Additional details are available on the hydrocodone bitartrate profile page.

When can TRINTELLIX (vortioxetine hydrobromide) generic drug versions launch?

Generic name: vortioxetine hydrobromide
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 16, 2026
Generic Entry Controlled by: Hong Kong Patent 1,172,014
Patent Title: 作為用於治療認知損傷的、具有結合的對血清素再吸收、 活性的化合物的 -二甲基苯基硫烷基 -苯基 哌嗪 (1- [2- (2, 4-DIMETHYLPHENYLSULFANYL) -PHENYL] PIPERAZINE AS A COMPOUND WITH COMBINED SEROTONIN REUPTAKE, 5-HT3 AND 5-HT1A ACTIVITY FOR THE TREATMENT OF COGNITIVE IMPAIRMENT 5-HT3 5-HT1A 1-[2-(24-)-])

Drug Price Trends for TRINTELLIX
TRINTELLIX is a drug marketed by Takeda Pharms Usa. There are ten patents protecting this drug and one Paragraph IV challenge. Three tentatively approved generics are ready to enter the market.

This drug has two hundred and seventeen patent family members in forty-two countries. There has been litigation on patents covering TRINTELLIX

See drug price trends for TRINTELLIX.

The generic ingredient in TRINTELLIX is vortioxetine hydrobromide. There are sixteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the vortioxetine hydrobromide profile page.

When can EMBEDA (morphine sulfate; naltrexone hydrochloride) generic drug versions launch?

Generic name: morphine sulfate; naltrexone hydrochloride
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 19, 2026
Generic Entry Controlled by: Hong Kong Patent 1,173,980

EMBEDA is a drug marketed by Alpharma Pharms. There are seven patents protecting this drug and four Paragraph IV challenges.

This drug has seventy-four patent family members in twenty-three countries.

See drug price trends for EMBEDA.

The generic ingredient in EMBEDA is morphine sulfate; naltrexone hydrochloride. There are twenty-three drug master file entries for this API. Additional details are available on the morphine sulfate; naltrexone hydrochloride profile page.

When can XADAGO (safinamide mesylate) generic drug versions launch?

Generic name: safinamide mesylate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 19, 2026
Generic Entry Controlled by: Hong Kong Patent 1,130,245

Drug Price Trends for XADAGO
XADAGO is a drug marketed by Mdd Us. There are three patents protecting this drug.

This drug has ninety-seven patent family members in thirty-one countries. There has been litigation on patents covering XADAGO

See drug price trends for XADAGO.

The generic ingredient in XADAGO is safinamide mesylate. There are two drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the safinamide mesylate profile page.

When can JESDUVROQ (daprodustat) generic drug versions launch?

Generic name: daprodustat
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 23, 2026
Generic Entry Controlled by: Hong Kong Patent 1,130,671

JESDUVROQ is a drug marketed by Glaxosmithkline. There are six patents protecting this drug.

This drug has forty-four patent family members in thirty-one countries.

See drug price trends for JESDUVROQ.

The generic ingredient in JESDUVROQ is daprodustat. One supplier is listed for this generic product. Additional details are available on the daprodustat profile page.

When can EXFORGE HCT (amlodipine besylate; hydrochlorothiazide; valsartan) generic drug versions launch?

Generic name: amlodipine besylate; hydrochlorothiazide; valsartan
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 27, 2026
Generic Entry Controlled by: Hong Kong Patent 1,133,818

Drug Price Trends for EXFORGE HCT
EXFORGE HCT is a drug marketed by Novartis.

This drug has forty-four patent family members in thirty-one countries. There has been litigation on patents covering EXFORGE HCT

See drug price trends for EXFORGE HCT.

The generic ingredient in EXFORGE HCT is amlodipine besylate; hydrochlorothiazide; valsartan. There are fifty drug master file entries for this API. Five suppliers are listed for this generic product. Additional details are available on the amlodipine besylate; hydrochlorothiazide; valsartan profile page.

When can BYDUREON (exenatide synthetic) generic drug versions launch?

Generic name: exenatide synthetic
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 28, 2026
Generic Entry Controlled by: Hong Kong Patent 1,127,359

Drug Price Trends for BYDUREON
BYDUREON is a drug marketed by Astrazeneca Ab. There are seven patents protecting this drug.

This drug has three hundred and seven patent family members in forty-eight countries. There has been litigation on patents covering BYDUREON

See drug price trends for BYDUREON.

The generic ingredient in BYDUREON is exenatide synthetic. There are seven drug master file entries for this API. Two suppliers are listed for this generic product. Additional details are available on the exenatide synthetic profile page.

When can FARXIGA (dapagliflozin) generic drug versions launch?

Generic name: dapagliflozin
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 28, 2026
Generic Entry Controlled by: Hong Kong Patent 1,127,359

Drug Price Trends for FARXIGA
FARXIGA is a drug marketed by Astrazeneca Ab. There are seventeen patents protecting this drug and one Paragraph IV challenge. Thirteen tentatively approved generics are ready to enter the market.

This drug has four hundred and twenty-five patent family members in fifty-two countries. There has been litigation on patents covering FARXIGA

See drug price trends for FARXIGA.

The generic ingredient in FARXIGA is dapagliflozin. There are twenty-six drug master file entries for this API. Twenty-two suppliers are listed for this generic product. Additional details are available on the dapagliflozin profile page.

When can QTERN (dapagliflozin; saxagliptin hydrochloride) generic drug versions launch?

Generic name: dapagliflozin; saxagliptin hydrochloride
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 28, 2026
Generic Entry Controlled by: Hong Kong Patent 1,127,359

Drug Price Trends for QTERN
QTERN is a drug marketed by Astrazeneca Ab. There are seven patents protecting this drug and one Paragraph IV challenge.

This drug has two hundred and fifty-six patent family members in forty-eight countries. There has been litigation on patents covering QTERN

See drug price trends for QTERN.

The generic ingredient in QTERN is dapagliflozin; saxagliptin hydrochloride. There are twenty-six drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the dapagliflozin; saxagliptin hydrochloride profile page.

When can EVOTAZ (atazanavir sulfate; cobicistat) generic drug versions launch?

Generic name: atazanavir sulfate; cobicistat
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 07, 2026
Generic Entry Controlled by: Hong Kong Patent 1,126,485
Patent Title: 藥動性質治療調節器 (MODULATORS OF PHARMACOKINETIC PROPERTIES OF THERAPEUTICS)

Drug Price Trends for EVOTAZ
EVOTAZ is a drug marketed by Bristol. There are two patents protecting this drug and one Paragraph IV challenge.

This drug has three hundred and six patent family members in forty-one countries. There has been litigation on patents covering EVOTAZ

See drug price trends for EVOTAZ.

The generic ingredient in EVOTAZ is atazanavir sulfate; cobicistat. There are twenty-five drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the atazanavir sulfate; cobicistat profile page.

When can EVOTAZ (atazanavir sulfate; cobicistat) generic drug versions launch?

Generic name: atazanavir sulfate; cobicistat
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 07, 2026
Generic Entry Controlled by: Hong Kong Patent 1,137,451
Patent Title: 藥動性質治療的調節器 (MODULATORS OF PHARMACOKINETIC PROPERTIES OF THERAPEUTICS)

Drug Price Trends for EVOTAZ
EVOTAZ is a drug marketed by Bristol. There are two patents protecting this drug and one Paragraph IV challenge.

This drug has three hundred and six patent family members in forty-one countries. There has been litigation on patents covering EVOTAZ

See drug price trends for EVOTAZ.

The generic ingredient in EVOTAZ is atazanavir sulfate; cobicistat. There are twenty-five drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the atazanavir sulfate; cobicistat profile page.

When can EVOTAZ (atazanavir sulfate; cobicistat) generic drug versions launch?

Generic name: atazanavir sulfate; cobicistat
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 07, 2026
Generic Entry Controlled by: Hong Kong Patent 1,143,144
Patent Title: MODULATORS OF PHARMACOKINETIC PROPERTIES OF THERAPEUTICS

Drug Price Trends for EVOTAZ
EVOTAZ is a drug marketed by Bristol. There are two patents protecting this drug and one Paragraph IV challenge.

This drug has three hundred and six patent family members in forty-one countries. There has been litigation on patents covering EVOTAZ

See drug price trends for EVOTAZ.

The generic ingredient in EVOTAZ is atazanavir sulfate; cobicistat. There are twenty-five drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the atazanavir sulfate; cobicistat profile page.

When can EVOTAZ (atazanavir sulfate; cobicistat) generic drug versions launch?

Generic name: atazanavir sulfate; cobicistat
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 07, 2026
Generic Entry Controlled by: Hong Kong Patent 1,232,217
Patent Title: 治療劑的藥代動力學特性調節劑 (MODULATORS OF PHARMACOKINETIC PROPERTIES OF THERAPEUTICS)

Drug Price Trends for EVOTAZ
EVOTAZ is a drug marketed by Bristol. There are two patents protecting this drug and one Paragraph IV challenge.

This drug has three hundred and six patent family members in forty-one countries. There has been litigation on patents covering EVOTAZ

See drug price trends for EVOTAZ.

The generic ingredient in EVOTAZ is atazanavir sulfate; cobicistat. There are twenty-five drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the atazanavir sulfate; cobicistat profile page.

When can BYFAVO (remimazolam besylate) generic drug versions launch?

Generic name: remimazolam besylate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 10, 2026
Generic Entry Controlled by: Hong Kong Patent 1,137,739
Patent Title: 短效苯並二氮雜噁鹽及其多晶型 (SHORT-ACTING BENZODIAZEPINE SALTS AND THEIR POLYMORPHIC FORMS)

BYFAVO is a drug marketed by Acacia. There are eleven patents protecting this drug.

This drug has fifty-three patent family members in twenty-four countries. There has been litigation on patents covering BYFAVO

See drug price trends for BYFAVO.

The generic ingredient in BYFAVO is remimazolam besylate. One supplier is listed for this generic product. Additional details are available on the remimazolam besylate profile page.

When can BYFAVO (remimazolam besylate) generic drug versions launch?

Generic name: remimazolam besylate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 10, 2026
Generic Entry Controlled by: Hong Kong Patent 1,189,383
Patent Title: 短效苯並二氮雜䓬鹽及其多晶型 (SHORT-ACTING BENZODIAZEPINE SALTS AND THEIR POLYMORPHIC FORMS)

BYFAVO is a drug marketed by Acacia. There are eleven patents protecting this drug.

This drug has fifty-three patent family members in twenty-four countries. There has been litigation on patents covering BYFAVO

See drug price trends for BYFAVO.

The generic ingredient in BYFAVO is remimazolam besylate. One supplier is listed for this generic product. Additional details are available on the remimazolam besylate profile page.

When can BYFAVO (remimazolam besylate) generic drug versions launch?

Generic name: remimazolam besylate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 10, 2026
Generic Entry Controlled by: Hong Kong Patent 1,202,113
Patent Title: 短效苯並二氮雜䓬鹽及其多晶型 (SHORT-ACTING BENZODIAZEPINE SALTS AND THEIR POLYMORPHIC FORMS)

BYFAVO is a drug marketed by Acacia. There are eleven patents protecting this drug.

This drug has fifty-three patent family members in twenty-four countries. There has been litigation on patents covering BYFAVO

See drug price trends for BYFAVO.

The generic ingredient in BYFAVO is remimazolam besylate. One supplier is listed for this generic product. Additional details are available on the remimazolam besylate profile page.

When can BYFAVO (remimazolam besylate) generic drug versions launch?

Generic name: remimazolam besylate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 10, 2026
Generic Entry Controlled by: Hong Kong Patent 1,202,114
Patent Title: 短效苯並二氮雜䓬鹽及其多晶型 (SHORT-ACTING BENZODIAZEPINE SALTS AND THEIR POLYMORPHIC FORMS)

BYFAVO is a drug marketed by Acacia. There are eleven patents protecting this drug.

This drug has fifty-three patent family members in twenty-four countries. There has been litigation on patents covering BYFAVO

See drug price trends for BYFAVO.

The generic ingredient in BYFAVO is remimazolam besylate. One supplier is listed for this generic product. Additional details are available on the remimazolam besylate profile page.

When can INVOKAMET XR (canagliflozin; metformin hydrochloride) generic drug versions launch?

Generic name: canagliflozin; metformin hydrochloride
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 31, 2026
Generic Entry Controlled by: Hong Kong Patent 1,086,277
Patent Title: NOVEL COMPOUNDS HAVING INHIBITORY ACTIVITY AGAINST SODIUM-DEPENDANT TRANSPORTER

Drug Price Trends for INVOKAMET XR
INVOKAMET XR is a drug marketed by Janssen Pharms. There are three patents protecting this drug.

This drug has two hundred and twenty patent family members in forty-five countries. There has been litigation on patents covering INVOKAMET XR

See drug price trends for INVOKAMET XR.

The generic ingredient in INVOKAMET XR is canagliflozin; metformin hydrochloride. There are twenty-one drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the canagliflozin; metformin hydrochloride profile page.

When can INVOKANA (canagliflozin) generic drug versions launch?

Generic name: canagliflozin
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 31, 2026
Generic Entry Controlled by: Hong Kong Patent 1,086,277
Patent Title: NOVEL COMPOUNDS HAVING INHIBITORY ACTIVITY AGAINST SODIUM-DEPENDANT TRANSPORTER

Drug Price Trends for INVOKANA
INVOKANA is a drug marketed by Janssen Pharms. There are three patents protecting this drug and one Paragraph IV challenge. Five tentatively approved generics are ready to enter the market.

This drug has two hundred and twenty patent family members in forty-five countries. There has been litigation on patents covering INVOKANA

See drug price trends for INVOKANA.

The generic ingredient in INVOKANA is canagliflozin. There are twenty-one drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the canagliflozin profile page.

When can DAKLINZA (daclatasvir dihydrochloride) generic drug versions launch?

Generic name: daclatasvir dihydrochloride
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: August 11, 2026
Generic Entry Controlled by: Hong Kong Patent 1,126,486

Drug Price Trends for DAKLINZA
DAKLINZA is a drug marketed by Bristol-myers Squibb. There are five patents protecting this drug.

This drug has ninety-three patent family members in thirty-one countries. There has been litigation on patents covering DAKLINZA

See drug price trends for DAKLINZA.

The generic ingredient in DAKLINZA is daclatasvir dihydrochloride. There are five drug master file entries for this API. Additional details are available on the daclatasvir dihydrochloride profile page.

When can DAKLINZA (daclatasvir dihydrochloride) generic drug versions launch?

Generic name: daclatasvir dihydrochloride
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: August 11, 2026
Generic Entry Controlled by: Hong Kong Patent 1,201,535

Drug Price Trends for DAKLINZA
DAKLINZA is a drug marketed by Bristol-myers Squibb. There are five patents protecting this drug.

This drug has ninety-three patent family members in thirty-one countries. There has been litigation on patents covering DAKLINZA

See drug price trends for DAKLINZA.

The generic ingredient in DAKLINZA is daclatasvir dihydrochloride. There are five drug master file entries for this API. Additional details are available on the daclatasvir dihydrochloride profile page.

When can CREON (pancrelipase (amylase;lipase;protease)) generic drug versions launch?

Generic name: pancrelipase (amylase;lipase;protease)
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: August 15, 2026
Generic Entry Controlled by: Hong Kong Patent 1,119,559
Patent Title: PANCREATIN MICROPELLET CORES SUITABLE FOR ENTERIC COATING

CREON is a drug marketed by

This drug has ninety-three patent family members in thirty-one countries.

See drug price trends for CREON.

The generic ingredient in CREON is pancrelipase (amylase;lipase;protease). There are six drug master file entries for this API. Additional details are available on the pancrelipase (amylase;lipase;protease) profile page.

When can OPSUMIT (macitentan) generic drug versions launch?

Generic name: macitentan
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: August 29, 2026
Generic Entry Controlled by: Hong Kong Patent 1,133,597

OPSUMIT is a drug marketed by Actelion. There are five patents protecting this drug and one Paragraph IV challenge. One tentatively approved generic is ready to enter the market.

This drug has one hundred and one patent family members in thirty-five countries. There has been litigation on patents covering OPSUMIT

See drug price trends for OPSUMIT.

The generic ingredient in OPSUMIT is macitentan. There are ten drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the macitentan profile page.

When can LIVDELZI (seladelpar lysine) generic drug versions launch?

Generic name: seladelpar lysine
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: September 13, 2026
Generic Entry Controlled by: Hong Kong Patent 1,122,699
Patent Title: 苯氧基烷基 硫代 -苯氧基乙酸衍生物的新型賴氨酸鹽 (NOVEL LYSINE SALTS OF 4-((PHENOXYALKYL) THIO)-PHENOXYACETIC ACID DERIVATIVES 4-(())-)

LIVDELZI is a drug marketed by Gilead Sciences Inc. There are six patents protecting this drug.

This drug has one hundred and thirty-eight patent family members in forty-six countries.

The generic ingredient in LIVDELZI is seladelpar lysine. One supplier is listed for this generic product. Additional details are available on the seladelpar lysine profile page.

When can ESBRIET (pirfenidone) generic drug versions launch?

Generic name: pirfenidone
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: September 22, 2026
Generic Entry Controlled by: Hong Kong Patent 1,117,762

ESBRIET is a drug marketed by Legacy Pharma. There are twenty patents protecting this drug and two Paragraph IV challenges. One tentatively approved generic is ready to enter the market.

This drug has two hundred and sixty-six patent family members in forty-six countries. There has been litigation on patents covering ESBRIET

See drug price trends for ESBRIET.

The generic ingredient in ESBRIET is pirfenidone. There are twenty-three drug master file entries for this API. Twenty-four suppliers are listed for this generic product. Additional details are available on the pirfenidone profile page.

When can TYMLOS (abaloparatide) generic drug versions launch?

Generic name: abaloparatide
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: October 03, 2026
Generic Entry Controlled by: Hong Kong Patent 1,214,181
Patent Title: 包含 的穩定組合物及其用途 (A STABLE COMPOSITION COMPRISING PTHRP AND USES THEREOF PTHRP)

Drug Price Trends for TYMLOS
TYMLOS is a drug marketed by Radius. There are nine patents protecting this drug.

This drug has fifty-six patent family members in twenty-nine countries. There has been litigation on patents covering TYMLOS

See drug price trends for TYMLOS.

The generic ingredient in TYMLOS is abaloparatide. One supplier is listed for this generic product. Additional details are available on the abaloparatide profile page.

When can INREBIC (fedratinib hydrochloride) generic drug versions launch?

Generic name: fedratinib hydrochloride
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: October 26, 2026
Generic Entry Controlled by: Hong Kong Patent 1,121,148

INREBIC is a drug marketed by Bristol-myers. There are five patents protecting this drug.

This drug has one hundred and nineteen patent family members in forty-two countries. There has been litigation on patents covering INREBIC

See drug price trends for INREBIC.

The generic ingredient in INREBIC is fedratinib hydrochloride. One supplier is listed for this generic product. Additional details are available on the fedratinib hydrochloride profile page.

When can BEVYXXA (betrixaban) generic drug versions launch?

Generic name: betrixaban
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: November 07, 2026
Generic Entry Controlled by: Hong Kong Patent 1,115,131
Patent Title: PHARMACEUTICAL SALTS AND POLYMORPHS OF N-(5-CHLORO-2-PYRIDINYL)-2-[[4- [(DIMETHYLAMINO)IMINOMETHYL]BENZOYL]AMINO]-5-METHOXY-BENZAMIDE , A FACTOR XA INHIBITOR

BEVYXXA is a drug marketed by Portola Pharms Inc. There are five patents protecting this drug.

This drug has sixty-seven patent family members in twenty-six countries. There has been litigation on patents covering BEVYXXA

See drug price trends for BEVYXXA.

The generic ingredient in BEVYXXA is betrixaban. Additional details are available on the betrixaban profile page.

When can SIRTURO (bedaquiline fumarate) generic drug versions launch?

Generic name: bedaquiline fumarate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: December 05, 2026
Generic Entry Controlled by: Hong Kong Patent 1,214,513

SIRTURO is a drug marketed by Janssen Therap. There are two patents protecting this drug.

This drug has ninety-seven patent family members in thirty-nine countries.

See drug price trends for SIRTURO.

The generic ingredient in SIRTURO is bedaquiline fumarate. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the bedaquiline fumarate profile page.

When can ZYKADIA (ceritinib) generic drug versions launch?

Generic name: ceritinib
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: December 08, 2026
Generic Entry Controlled by: Hong Kong Patent 1,134,290

ZYKADIA is a drug marketed by Novartis. There are eight patents protecting this drug.

This drug has three hundred and twenty-two patent family members in fifty-six countries.

See drug price trends for ZYKADIA.

The generic ingredient in ZYKADIA is ceritinib. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the ceritinib profile page.

When can LETAIRIS (ambrisentan) generic drug versions launch?

Generic name: ambrisentan
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: December 12, 2026
Generic Entry Controlled by: Hong Kong Patent 1,218,393
Patent Title: 用於治療肺高壓的複合物 (COMPOSITION FOR TREATING A PULMONARY HYPERTENSION)

LETAIRIS is a drug marketed by Gilead. There are three patents protecting this drug and one Paragraph IV challenge.

This drug has fifty-one patent family members in twenty-six countries. There has been litigation on patents covering LETAIRIS

See drug price trends for LETAIRIS.

The generic ingredient in LETAIRIS is ambrisentan. There are nine drug master file entries for this API. Thirteen suppliers are listed for this generic product. Additional details are available on the ambrisentan profile page.

When can VYKAT XR (diazoxide choline) generic drug versions launch?

Generic name: diazoxide choline
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: December 20, 2026
Generic Entry Controlled by: Hong Kong Patent 1,117,078
Patent Title: SALTS OF POTASSIUM ATP CHANNEL OPENERS AND USES THEREOF

VYKAT XR is a drug marketed by Soleno Therap. There are six patents protecting this drug.

This drug has seventy-eight patent family members in twenty-two countries.

The generic ingredient in VYKAT XR is diazoxide choline. There are five drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the diazoxide choline profile page.

When can OSENI (alogliptin benzoate; pioglitazone hydrochloride) generic drug versions launch?

Generic name: alogliptin benzoate; pioglitazone hydrochloride
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: February 01, 2027
Generic Entry Controlled by: Hong Kong Patent 1,138,188

Drug Price Trends for OSENI
OSENI is a drug marketed by Takeda Pharms Usa. There are two patents protecting this drug.

This drug has one hundred and one patent family members in forty-two countries. There has been litigation on patents covering OSENI

See drug price trends for OSENI.

The generic ingredient in OSENI is alogliptin benzoate; pioglitazone hydrochloride. There are ten drug master file entries for this API. Two suppliers are listed for this generic product. Additional details are available on the alogliptin benzoate; pioglitazone hydrochloride profile page.

When can PANCREAZE (pancrelipase (amylase;lipase;protease)) generic drug versions launch?

Generic name: pancrelipase (amylase;lipase;protease)
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: February 20, 2027
Generic Entry Controlled by: Hong Kong Patent 1,142,818

PANCREAZE is a drug marketed by

This drug has one hundred and one patent family members in forty-two countries.

See drug price trends for PANCREAZE.

The generic ingredient in PANCREAZE is pancrelipase (amylase;lipase;protease). There are six drug master file entries for this API. Two suppliers are listed for this generic product. Additional details are available on the pancrelipase (amylase;lipase;protease) profile page.

When can ZENPEP (pancrelipase (amylase;lipase;protease)) generic drug versions launch?

Generic name: pancrelipase (amylase;lipase;protease)
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: February 20, 2027
Generic Entry Controlled by: Hong Kong Patent 1,142,818

ZENPEP is a drug marketed by

This drug has one hundred and one patent family members in forty-two countries.

See drug price trends for ZENPEP.

The generic ingredient in ZENPEP is pancrelipase (amylase;lipase;protease). There are six drug master file entries for this API. Two suppliers are listed for this generic product. Additional details are available on the pancrelipase (amylase;lipase;protease) profile page.

When can VANFLYTA (quizartinib dihydrochloride) generic drug versions launch?

Generic name: quizartinib dihydrochloride
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: March 16, 2027
Generic Entry Controlled by: Hong Kong Patent 1,131,141

VANFLYTA is a drug marketed by Daiichi Sankyo Inc. There are eleven patents protecting this drug.

This drug has one hundred and twenty-six patent family members in thirty-two countries.

See drug price trends for VANFLYTA.

The generic ingredient in VANFLYTA is quizartinib dihydrochloride. One supplier is listed for this generic product. Additional details are available on the quizartinib dihydrochloride profile page.

When can XENLETA (lefamulin acetate) generic drug versions launch?

Generic name: lefamulin acetate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: March 20, 2027
Generic Entry Controlled by: Hong Kong Patent 1,140,185

XENLETA is a drug marketed by Hong Kong. There are four patents protecting this drug.

This drug has one hundred and twenty patent family members in thirty-six countries. There has been litigation on patents covering XENLETA

See drug price trends for XENLETA.

The generic ingredient in XENLETA is lefamulin acetate. Additional details are available on the lefamulin acetate profile page.

When can INLYTA (axitinib) generic drug versions launch?

Generic name: axitinib
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: April 05, 2027
Generic Entry Controlled by: Hong Kong Patent 1,193,405
Patent Title: 適用於治療哺乳動物異常細胞生長的 甲基-氨甲酰基 苯基硫基 吡啶- -基 乙烯基 吲唑的晶型 (CRYSTALLINE FORMS OF 6-[2-(METHYLCARBAMOYL)PHENYLSULFANYL]-3-E-[2-(PYRIDIN- 2-YL)ETHENYL]INDAZOLE SUITABLE FOR THE TREATMENT OF ABNORMAL CELL GROWTH IN MAMMALS 6-[2-(-)]-3-E-[2-(- 2-)])

INLYTA is a drug marketed by Pf Prism Cv. There are four patents protecting this drug and one Paragraph IV challenge. Two tentatively approved generics are ready to enter the market.

This drug has ninety-seven patent family members in thirty countries. There has been litigation on patents covering INLYTA

See drug price trends for INLYTA.

The generic ingredient in INLYTA is axitinib. There are four drug master file entries for this API. Two suppliers are listed for this generic product. Additional details are available on the axitinib profile page.

When can QVAR REDIHALER (beclomethasone dipropionate) generic drug versions launch?

Generic name: beclomethasone dipropionate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: April 11, 2027
Generic Entry Controlled by: Hong Kong Patent 1,141,349

Drug Price Trends for QVAR REDIHALER
QVAR REDIHALER is a drug marketed by Norton Waterford. There are seventeen patents protecting this drug. One tentatively approved generic is ready to enter the market.

This drug has two hundred and seventy-eight patent family members in twenty-seven countries. There has been litigation on patents covering QVAR REDIHALER

See drug price trends for QVAR REDIHALER.

The generic ingredient in QVAR REDIHALER is beclomethasone dipropionate. There are twenty drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the beclomethasone dipropionate profile page.

When can TRELSTAR (triptorelin pamoate) generic drug versions launch?

Generic name: triptorelin pamoate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 06, 2027
Generic Entry Controlled by: Hong Kong Patent 1,141,737
Patent Title: SLOW RELEASE PHARMACEUTICAL COMPOSITION MADE OF MICROPARTICLES

TRELSTAR is a drug marketed by Verity. There is one patent protecting this drug.

This drug has forty-seven patent family members in thirty-two countries.

See drug price trends for TRELSTAR.

The generic ingredient in TRELSTAR is triptorelin pamoate. There are three drug master file entries for this API. Two suppliers are listed for this generic product. Additional details are available on the triptorelin pamoate profile page.

When can TRIPTODUR KIT (triptorelin pamoate) generic drug versions launch?

Generic name: triptorelin pamoate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 06, 2027
Generic Entry Controlled by: Hong Kong Patent 1,141,737
Patent Title: SLOW RELEASE PHARMACEUTICAL COMPOSITION MADE OF MICROPARTICLES

TRIPTODUR KIT is a drug marketed by Azurity. There is one patent protecting this drug.

This drug has forty-seven patent family members in thirty-two countries.

The generic ingredient in TRIPTODUR KIT is triptorelin pamoate. There are three drug master file entries for this API. Two suppliers are listed for this generic product. Additional details are available on the triptorelin pamoate profile page.

When can JAKAFI (ruxolitinib phosphate) generic drug versions launch?

Generic name: ruxolitinib phosphate
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 13, 2027
Generic Entry Controlled by: Hong Kong Patent 1,198,652
Patent Title: 激酶抑制劑 -吡咯 嘧啶- -基 -吡唑- -基 -環戊基丙腈的結晶鹽 (CRYSTALLINE SALTS OF THE JANUS KINASE INHIBITOR (R)-3-(4-(7H-PYRROLO[2,3- D]PYRIMIDIN-4-YL)-1H-PYRAZOL-1-YL)-3-CYCLOPENTYLPROPANENITRILE JANUS (R)-3-(4-(7H-[23-D]-4-)-1H--1-)-3-)

JAKAFI is a drug marketed by Incyte Corp. There are eight patents protecting this drug and one Paragraph IV challenge.

This drug has two hundred and thirty-six patent family members in forty-six countries. There has been litigation on patents covering JAKAFI

See drug price trends for JAKAFI.

The generic ingredient in JAKAFI is ruxolitinib phosphate. There are two drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the ruxolitinib phosphate profile page.

When can TRINTELLIX (vortioxetine hydrobromide) generic drug versions launch?

Generic name: vortioxetine hydrobromide
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 15, 2027
Generic Entry Controlled by: Hong Kong Patent 1,134,483
Patent Title: 1- [2- (2, 4-DIMETHYLPHENYLSULFANYL)-PHENYL] PIPERAZINE AS A COMPOUND WITH COMBINED SEROTONIN REUPTAKE, 5-HT3 AND 5-HT1A ACTIVITY FOR THE TREATMENT OF COGNITIVE IMPAIRMENT

Drug Price Trends for TRINTELLIX
TRINTELLIX is a drug marketed by Takeda Pharms Usa. There are ten patents protecting this drug and one Paragraph IV challenge. Three tentatively approved generics are ready to enter the market.

This drug has two hundred and seventeen patent family members in forty-two countries. There has been litigation on patents covering TRINTELLIX

See drug price trends for TRINTELLIX.

The generic ingredient in TRINTELLIX is vortioxetine hydrobromide. There are sixteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the vortioxetine hydrobromide profile page.

When can KYBELLA (deoxycholic acid) generic drug versions launch?

Generic name: deoxycholic acid
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: June 19, 2027
Generic Entry Controlled by: Hong Kong Patent 1,165,807
Patent Title: 合成的胆汁酸製備方法 (SYNTHETIC BILE ACID PREPARATION)

KYBELLA is a drug marketed by Abbvie. There are fourteen patents protecting this drug and one Paragraph IV challenge.

This drug has one hundred and forty-six patent family members in thirty-eight countries. There has been litigation on patents covering KYBELLA

The generic ingredient in KYBELLA is deoxycholic acid. There are thirty-three drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the deoxycholic acid profile page.

When can TWIRLA (ethinyl estradiol; levonorgestrel) generic drug versions launch?

Generic name: ethinyl estradiol; levonorgestrel
DrugPatentWatch® Estimated Key Patent Expiration / Generic Entry Date: July 10, 2027
Generic Entry Controlled by: Hong Kong Patent 1,142,798
Patent Title: 具有原位密封的皮膚遞送裝置 (DERMAL DELIVERY DEVICE WITH IN SITU SEAL)

Drug Price Trends for TWIRLA
TWIRLA is a drug marketed by Agile. There are three patents protecting this drug. Two tentatively approved generics are ready to enter the market.

This drug has nineteen patent family members in twelve countries.

See drug price trends for TWIRLA.

The generic ingredient in TWIRLA is ethinyl estradiol; levonorgestrel. There are twenty-six drug master file entries for this API. Twenty-three suppliers are listed for this generic product. Additional details are available on the ethinyl estradiol; levonorgestrel profile page.

Hong Kong Branded and Generic Drug Markets: Assessment and Regulatory Opportunities and Challenges

Last updated: February 19, 2026

What Is the Market Size and Composition?

Hong Kong's pharmaceutical market is fragmented, with a focus on imported drugs due to limited local manufacturing. The total market size was valued at approximately USD 600 million in 2022, with branded drugs accounting for over 70% of sales. Generic drugs make up the remainder but are gaining momentum owing to government incentives and price competitiveness.

The majority of drugs available in Hong Kong are imported from the United States, Europe, and mainland China. The government’s policies heavily influence the market dynamics, promoting the rational use of medication and cost containment strategies.

What Are the Major Regulatory Frameworks?

Hong Kong's drug regulatory system is governed by the Department of Health (DH) under the Pharmacy and Poisons Ordinance (Cap. 139). The key regulations include:

  • Drug Registration: All imported or locally produced drugs require registration with the Pharmacy and Poisons Board (PPB). Registration involves safety, efficacy, and quality assessments.
  • Generic Drug Approval: Generics must demonstrate bioequivalence to reference branded products to gain registration.
  • Pricing Controls: The Drug Formularies and Tariffs Committee influences drug reimbursement and pricing, promoting cost-effective prescribing.

The regulatory process aligns closely with international standards, such as those of the World Health Organization (WHO). However, the process may be slower for innovative or higher-risk products compared to mainland China or developed markets.

What Are the Opportunities for Market Entry?

Growing Demand for Generics and Biosimilars

Hong Kong's aging population and rising healthcare costs drive demand for cost-effective medications. The antiretroviral, oncology, and cardiovascular segments exhibit significant growth opportunities for generics and biosimilars.

Market Access via Hong Kong's Gateway Status

Hong Kong serves as a regional hub for pharmaceutical distribution and regulatory testing for Asia. Companies can leverage this position to streamline market entry into neighboring markets, especially mainland China.

Favorable Intellectual Property Environment

Hong Kong enforces strong legal protections for patents, attracting pharmaceutical companies seeking market exclusivity for innovative drugs. This environment supports branded drug marketing strategies.

Evolving Reimbursement Policies

Recent initiatives aim to include more generics in public reimbursement schemes, reducing patient costs and increasing market share for generic products.

What Are the Regulatory Challenges?

Lengthy Registration Processes

The drug approval process can take up to 18-24 months, particularly for complex generics and biosimilars. This duration impacts product launch timelines and returns on investment.

Limited Local Manufacturing

Few companies manufacture drugs locally, leading to high dependence on imports. This limitation constrains rapid response to market shifts and increases supply chain risks.

Price Regulations and Market Access Barriers

Price controls can depress margins, particularly for generic drugs. The need for price negotiations delays market entry and reduces profit margins for manufacturers.

Strict Pharmacovigilance Requirements

Post-marketing surveillance is rigorous and resource-intensive. Companies must establish robust pharmacovigilance systems to monitor adverse events, adding compliance costs.

Competition from Mainland China and International Markets

Hong Kong faces stiff competition from mainland China, where regulatory approval is faster and manufacturing costs lower. Companies must adapt strategy accordingly.

How Do Regulatory Changes Impact the Market?

Recent policies aim to accelerate drug approvals by streamlining documentation processes and adopting more flexible bioequivalence standards. For instance, the introduction of simplified registration pathways for generics reflects a move toward aligning with international best practices and reducing administrative bottlenecks. These changes create opportunities but also require companies to adapt compliance strategies swiftly.

What Are the Key Policy Developments?

  • Enhanced Data Exclusivity: The Government proposes extending patent protections to align with international standards, potentially delaying generic entry.
  • Reimbursement Reforms: The Hospital Authority and private insurers are promoting the use of generics, impacting market share dynamics.
  • Licensing and Importation Regulations: Stricter controls on parallel imports aim to protect local suppliers but complicate supply chain logistics for foreign manufacturers.

Comparative Analysis with Neighboring Markets

Aspect Hong Kong Mainland China Singapore Japan
Market Size (2022) USD 600M USD 145B USD 5.3B USD 85B
Approval Duration 18-24 months 12-18 months 12 months 12-24 months
Manufacturing Presence Limited Growing Limited Established
Price Regulation Moderate Extensive Minimal Extensive

Note: Data sources include IQVIA, Hong Kong Department of Health reports, and industry publications.

What Are the Strategic Recommendations?

  • Early Engagement with Regulators: Establish communication early in the registration process to navigate potential delays.
  • Prioritize Bioequivalent Generics: Focus on bioequivalence data to expedite approval.
  • Leverage Hong Kong as a Regional Hub: Use Hong Kong's regulatory experience and logistics infrastructure for regional expansion.
  • Invest in Pharmacovigilance: Build robust systems to meet post-marketing surveillance requirements efficiently.
  • Monitor Policy Developments: Stay updated on government reforms to adjust market strategies accordingly.

Closing Summary

Hong Kong represents a strategic gateway to Asian markets with a mature regulatory environment supportive of both branded and generic drugs. Challenges include slow approval procedures, price controls, and import dependencies. Opportunities lie in expanding generics and biosimilars, particularly leveraging Hong Kong’s position as a regional hub and its evolving reimbursement policies.

Key Takeaways

  • The market was worth USD 600 million in 2022, dominated by imported branded drugs.
  • Regulatory approval procedures can delay market entry up to 24 months.
  • Generics are increasingly favored, supported by policy initiatives and public sector reforms.
  • Limited local manufacturing creates dependency on imports and supply chain risks.
  • Recent regulatory reforms aim to streamline approval processes, opening new opportunities for manufacturers.

FAQs

1. How long does drug registration typically take in Hong Kong?
It generally takes 18 to 24 months, depending on the complexity of the product and bioequivalence demonstration.

2. What incentives exist for generic drug manufacturers?
Reimbursement policies favor generics, and government efforts aim to promote their use to contain healthcare costs.

3. Can companies register biosimilars in Hong Kong?
Yes, but biosimilar registration requires comprehensive biosimilarity data, and approval may take longer due to complexity.

4. How does Hong Kong’s regulatory environment compare with mainland China?
Hong Kong’s process aligns more closely with international standards and is typically more transparent but slower compared to China’s faster, sometimes less rigorous, approval pathways.

5. What strategic advantages does Hong Kong offer for Asian market penetration?
Hong Kong’s advanced infrastructure, regional regulatory expertise, and status as a trading hub make it an advantageous base for regional expansion.


References

[1] Hong Kong Department of Health. (2022). Annual Report on Pharmaceutical Regulation.
[2] IQVIA. (2022). Asia-Pacific Pharmaceutical Market Report.
[3] World Health Organization. (2021). Regulatory Systems Strengthening.
[4] Hong Kong Pharmacy and Poisons Ordinance (Cap. 139).
[5] Asia Regulatory Review. (2022). Market Access Strategies in Hong Kong.

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