Buprenorphine - Generic Drug Details

What are the generic sources for buprenorphine and what is the scope of freedom to operate?

Buprenorphine is the generic ingredient in fourteen branded drugs marketed by Alvogen, Amneal, Difgen Pharms, Mylan Tech Viatris, Watson Labs Teva, Purdue Pharma Lp, Braeburn, Indivior, Bdsi, Reacx Pharms, Am Regent, Endo Operations, Hikma, Hospira, Actavis Elizabeth, Barr, Ethypharm, Norvium Bioscience, Rhodes Pharms, Rubicon, Sun Pharm, Dr Reddys Labs Sa, Mylan Technologies, Teva Pharms Usa, Alkem Labs Ltd, Amneal Pharms, Ethypharm Usa Corp, Lannett Co Inc, Specgx Llc, Wes Pharma Inc, and Orexo Us Inc, and is included in forty-eight NDAs. There are thirty-nine patents protecting this compound and two Paragraph IV challenges. Additional information is available in the individual branded drug profile pages.

Buprenorphine has one hundred and seventy-four patent family members in thirty-five countries.

There are twenty-nine drug master file entries for buprenorphine. Nine suppliers are listed for this compound. There are two tentative approvals for this compound.

Summary for buprenorphine

International Patents:	174
US Patents:	39
Tradenames:	14
Applicants:	31
NDAs:	48
Drug Master File Entries:	29
Finished Product Suppliers / Packagers:	9
Raw Ingredient (Bulk) Api Vendors:	19
Clinical Trials:	497
Patent Applications:	4,497
Drug Prices:	Drug price trends for buprenorphine
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for buprenorphine
What excipients (inactive ingredients) are in buprenorphine?	buprenorphine excipients list
DailyMed Link:	buprenorphine at DailyMed

See drug prices for buprenorphine

Recent Clinical Trials for buprenorphine

Identify potential brand extensions & 505(b)(2) entrants

Sponsor	Phase
Brigham and Women's Hospital	Phase 1
Icahn School of Medicine at Mount Sinai	Phase 4
Cure Addiction Now	Phase 3

See all buprenorphine clinical trials

Generic filers with tentative approvals for BUPRENORPHINE

Applicant	Application No.	Strength	Dosage Form
		EQ 8MG BASE;EQ 2MG BASE	FILM;BUCCAL, SUBLINGUAL
		EQ 2.9MG BASE;EQ 0.71MG BASE	TABLET;SUBLINGUAL
		EQ 11.4MG BASE;EQ 2.9MG BASE	TABLET;SUBLINGUAL

The 'tentative' approval signifies that the product meets all FDA standards for marketing, and, but for the patents / regulatory protections, it would approved.

Pharmacology for buprenorphine

Drug Class	Partial Opioid Agonist
Mechanism of Action	Partial Opioid Agonists

Medical Subject Heading (MeSH) Categories for buprenorphine

Analgesics, Opioid

Narcotic Antagonists

Narcotics

Anatomical Therapeutic Chemical (ATC) Classes for buprenorphine

N02AE	Oripavine derivatives
N02A	OPIOIDS
N02	ANALGESICS
N	Nervous system

N07BC	Drugs used in opioid dependence
N07B	DRUGS USED IN ADDICTIVE DISORDERS
N07	OTHER NERVOUS SYSTEM DRUGS
N	Nervous system

Paragraph IV (Patent) Challenges for BUPRENORPHINE

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
BUTRANS	Transdermal System	buprenorphine	15 mcg/hr	021306	1	2013-12-16
BUTRANS	Transdermal System	buprenorphine	5 mcg/hr 10 mcg/hr 20 mcg/hr	021306	1	2013-06-06

US Patents and Regulatory Information for buprenorphine

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Bdsi	BELBUCA	buprenorphine hydrochloride	FILM;BUCCAL	207932-002	Oct 23, 2015		RX	Yes	No			Y
Braeburn	BRIXADI	buprenorphine	SOLUTION, EXTENDED RELEASE;SUBCUTANEOUS	210136-003	May 23, 2023		RX	Yes	No			Y
Orexo Us Inc	ZUBSOLV	buprenorphine hydrochloride; naloxone hydrochloride	TABLET;SUBLINGUAL	204242-002	Jul 3, 2013		RX	Yes	No			Y
Dr Reddys Labs Sa	BUPRENORPHINE HYDROCHLORIDE AND NALOXONE HYDROCHLORIDE	buprenorphine hydrochloride; naloxone hydrochloride	TABLET;SUBLINGUAL	206953-001	Jul 17, 2020		DISCN	No	No

Expired US Patents for buprenorphine

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Purdue Pharma Lp	BUTRANS	buprenorphine	FILM, EXTENDED RELEASE;TRANSDERMAL	021306-002	Jun 30, 2010
Purdue Pharma Lp	BUTRANS	buprenorphine	FILM, EXTENDED RELEASE;TRANSDERMAL	021306-002	Jun 30, 2010
Purdue Pharma Lp	BUTRANS	buprenorphine	FILM, EXTENDED RELEASE;TRANSDERMAL	021306-001	Jun 30, 2010
Purdue Pharma Lp	BUTRANS	buprenorphine	FILM, EXTENDED RELEASE;TRANSDERMAL	021306-002	Jun 30, 2010

EU/EMA Drug Approvals for buprenorphine

Company	Drugname	Inn	Product Number / Indication	Status	Generic	Biosimilar	Orphan	Marketing Authorisation	Marketing Refusal
L. Molteni & C. dei Fratelli Alitti Società di Esercizio S.p.A.	Sixmo	buprenorphine	EMEA/H/C/004743 Sixmo is indicated for substitution treatment for opioid dependence in clinically stable adult patients who require no more than 8 mg/day of sublingual buprenorphine, within a framework of medical, social and psychological treatment.	Authorised	no	no	no	2019-06-19
Camurus AB	Buvidal	buprenorphine	EMEA/H/C/004651 Treatment of opioid dependence within a framework of medical, social and psychological treatment. Treatment is intended for use in adults and adolescents aged 16 years or over.	Authorised	no	no	no	2018-11-20

International Patents for buprenorphine

Country	Patent Number	Title	Estimated Expiration
New Zealand	731309	Buprenorphine dosing regimens
South Korea	20070104599	SOMATOSTATIN ANALOGUE FORMULATION
Germany	602005020359
Japan	5127449