WAKIX Drug Patent Profile

When do Wakix patents expire, and what generic alternatives are available?

Wakix is a drug marketed by Harmony and is included in one NDA. There are three patents protecting this drug.

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

The generic ingredient in WAKIX is pitolisant hydrochloride. Additional details are available on the pitolisant hydrochloride profile page.

DrugPatentWatch^® Generic Entry Outlook for Wakix

Wakix will be eligible for patent challenges on August 14, 2023. This date may extended up to six months if a pediatric exclusivity extension is applied to the drug's patents.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be February 25, 2029. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

Summary for WAKIX

International Patents:	61
US Patents:	3
Applicants:	1
NDAs:	1
Raw Ingredient (Bulk) Api Vendors:	55
Patent Applications:	126
Drug Prices:	Drug price information for WAKIX
What excipients (inactive ingredients) are in WAKIX?	WAKIX excipients list
DailyMed Link:	WAKIX at DailyMed

See drug prices for WAKIX

DrugPatentWatch^® Estimated Generic Entry Opportunity Date for WAKIX

NDA:

211150

Dosage:

TABLET;ORAL

^*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Anatomical Therapeutic Chemical (ATC) Classes for WAKIX

N07XX	Other nervous system drugs
N07X	OTHER NERVOUS SYSTEM DRUGS
N07	OTHER NERVOUS SYSTEM DRUGS
N	Nervous system

US Patents and Regulatory Information for WAKIX

WAKIX is protected by five US patents and four FDA Regulatory Exclusivities.

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

Patents protecting WAKIX

FDA Regulatory Exclusivity protecting WAKIX

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Harmony	WAKIX	pitolisant hydrochloride	TABLET;ORAL	211150-001	Aug 14, 2019		RX	Yes	No
Harmony	WAKIX	pitolisant hydrochloride	TABLET;ORAL	211150-002	Aug 14, 2019		RX	Yes	Yes
Harmony	WAKIX	pitolisant hydrochloride	TABLET;ORAL	211150-001	Aug 14, 2019		RX	Yes	No
Harmony	WAKIX	pitolisant hydrochloride	TABLET;ORAL	211150-001	Aug 14, 2019		RX	Yes	No
Harmony	WAKIX	pitolisant hydrochloride	TABLET;ORAL	211150-002	Aug 14, 2019		RX	Yes	Yes
Harmony	WAKIX	pitolisant hydrochloride	TABLET;ORAL	211150-002	Aug 14, 2019		RX	Yes	Yes			Y	Y

Expired US Patents for WAKIX

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Harmony	WAKIX	pitolisant hydrochloride	TABLET;ORAL	211150-001	Aug 14, 2019
Harmony	WAKIX	pitolisant hydrochloride	TABLET;ORAL	211150-002	Aug 14, 2019

International Patents for WAKIX

When does loss-of-exclusivity occur for WAKIX?

Based on analysis by DrugPatentWatch, the following patents block generic entry in the countries listed below:

Argentina

Austria

Canada

China

Croatia

Cyprus

Denmark

European Patent Office

Germany

Japan

Mexico

Montenegro

Poland

Portugal

Serbia

Slovenia

South Korea

Spain

Taiwan

Uruguay

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

See the table below for additional patents covering WAKIX around the world.

Country	Patent Number	Title	Estimated Expiration
Spain	2260703
European Patent Office	1863487	UTILISATION DES ALKYLAMINES SANS IMIDAZOLES COMME LIGANDES DU RECEPTEUR HISTAMINE H3 POUR LE TRAITEMENT DES SYMPTÔMES DE LA MALADIE DE PARKINSON (TREATMENT OF SYMPTOMS OF PARKINSON'S DISEASE WITH NON-IMIDAZOLE ALKYLAMINES HISTAMINE H3-RECEPTOR LIGANDS)
Singapore	147415	TREATMENT OF PARKINSONÆS DISEASE, OBSTRUCTIVE SLEEP APNEA, DEMENTIA WITH LEWY BODIES, VASCULAR DEMENTIA WITH NON-IMIDAZOLE ALKYLAMINES HISTAMINE H3-RECEPTOR LIGANDS
Portugal	1846384
Austria	391716
Germany	602006001938

Supplementary Protection Certificates for WAKIX

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1428820	16C0038	France		PRODUCT NAME: PITOLISANT ET SES SELS PHARMACEUTIQUEMENT ACCEPTABLES TELS QUE LE CHLORHYDRATE; REGISTRATION NO/DATE: EU/1/15/1068 20160331
1428820	499	Finland
1428820	2016/038	Ireland		PRODUCT NAME: PITOLISANT AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF, SUCH AS HYDROCHLORIDE; REGISTRATION NO/DATE: EU/1/15/1068 20160331
1428820	1690039-1	Sweden		PRODUCT NAME: PITOLISANT AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF, SUCH AS HYDROCHLORIDE.; REG. NO/DATE: EU/15/1068 20160404
1428820	40/2016	Austria		PRODUCT NAME: PITOLISANT UND SEINE PHARMAZEUTISCH VERTRAEGLICHEN SALZE EINSCHLIESSLICH DEM HYDROCHLORID; REGISTRATION NO/DATE: EU/1/15/1068 (MITTEILUNG) 20160404
1428820	122016000073	Germany		PRODUCT NAME: PITOLISANT UND DESSEN PHARMAZEUTISCH VERTRAEGLICHE SALZE, WIE DAS HYDROCHLORID; REGISTRATION NO/DATE: EU/1/15/1068 20160331