XERMELO Drug Patent Profile

Which patents cover Xermelo, and when can generic versions of Xermelo launch?

Xermelo is a drug marketed by Tersera and is included in one NDA. There are five patents protecting this drug.

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

The generic ingredient in XERMELO is telotristat etiprate. Two suppliers are listed for this compound. Additional details are available on the telotristat etiprate profile page.

DrugPatentWatch^® Generic Entry Outlook for Xermelo

Xermelo was eligible for patent challenges on February 28, 2021.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be February 28, 2031. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

Summary for XERMELO

International Patents:	70
US Patents:	5
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	2
Raw Ingredient (Bulk) Api Vendors:	48
Clinical Trials:	5
Patent Applications:	75
Drug Prices:	Drug price information for XERMELO
What excipients (inactive ingredients) are in XERMELO?	XERMELO excipients list
DailyMed Link:	XERMELO at DailyMed

See drug prices for XERMELO

DrugPatentWatch^® Estimated Loss of Exclusivity (LOE) Date for XERMELO

NDA:

208794

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.

Recent Clinical Trials for XERMELO

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

Sponsor	Phase
Aman Chauhan	Phase 2
University of Chicago	Phase 2
European Organisation for Research and Treatment of Cancer - EORTC	Phase 3

See all XERMELO clinical trials

Pharmacology for XERMELO

Drug Class	Tryptophan Hydroxylase Inhibitor
Mechanism of Action	Tryptophan Hydroxylase Inhibitors

Anatomical Therapeutic Chemical (ATC) Classes for XERMELO

A16AX	Various alimentary tract and metabolism products
A16A	OTHER ALIMENTARY TRACT AND METABOLISM PRODUCTS
A16	OTHER ALIMENTARY TRACT AND METABOLISM PRODUCTS
A	Alimentary tract and metabolism

US Patents and Regulatory Information for XERMELO

XERMELO is protected by five US patents and two 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 XERMELO

FDA Regulatory Exclusivity protecting XERMELO

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Tersera	XERMELO	telotristat etiprate	TABLET;ORAL	208794-001	Feb 28, 2017		RX	Yes	Yes				Y
Tersera	XERMELO	telotristat etiprate	TABLET;ORAL	208794-001	Feb 28, 2017		RX	Yes	Yes
Tersera	XERMELO	telotristat etiprate	TABLET;ORAL	208794-001	Feb 28, 2017		RX	Yes	Yes				Y
Tersera	XERMELO	telotristat etiprate	TABLET;ORAL	208794-001	Feb 28, 2017		RX	Yes	Yes
Tersera	XERMELO	telotristat etiprate	TABLET;ORAL	208794-001	Feb 28, 2017		RX	Yes	Yes

International Patents for XERMELO

When does loss-of-exclusivity occur for XERMELO?

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

Argentina

Australia

Brazil

Canada

Colombia

Denmark

Ecuador

Eurasian Patent Organization

European Patent Office

Hungary

Israel

Japan

Mexico

Netherlands

New Zealand

Norway

Poland

Portugal

South Africa

South Korea

Spain

Taiwan

Ukraine

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 XERMELO around the world.

Country	Patent Number	Title	Estimated Expiration
Eurasian Patent Organization	201070410	ТВЕРДЫЕ ФОРМЫ (S)-ЭТИЛ-2-АМИНО-3-(4-(2-АМИНО-6-((R)-1-(4-ХЛОР-2-(3-МЕТИЛ-1H-ПИРАЗОЛ-1-ИЛ)ФЕНИЛ)-2,2,2-ТРИФТОРЭТОКСИ)ПИРИМИДИН-4-ИЛ)ФЕНИЛ)ПРОПАНОАТА И СПОСОБЫ ИХ ПРИМЕНЕНИЯ
European Patent Office	2091940	COMPOSÉS 4-PHÉNYLE-6-(2,2,2-TRIFLUORO-1-PHÉNYLÉTHOXY) À BASE DE PYRIMIDINE ET PROCÉDÉS CONCERNANT LEUR UTILISATION (4-PHENYL-6-(2,2,2-TRIFLUORO-1-PHENYLETHOXY)PYRIMIDINE-BASED COMPOUNDS AND METHODS OF THEIR USE)
Poland	2091940
Denmark	2091940
New Zealand	577004	4-PHENYL-6-(2,2,2-TRIFLUORO-1-PHENYLETHOXY)PYRIMIDINE-BASED COMPOUNDS AND METHODS OF THEIR USE

Supplementary Protection Certificates for XERMELO

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
2091940	2018/011	Ireland		PRODUCT NAME: TELOTRISTAT OR A PHARMACEUTICALLY ACCEPTABLE ESTER, OR A SALT THEROF, IN PARTICULAR TELOTRISTAT ETHYL, MORE PARTICULARLY HIPPURATE SALT OF TELOTRISTAT ETHYL.; REGISTRATION NO/DATE: EU/1/17/1224 20170918
2091940	122018000025	Germany		PRODUCT NAME: TELOTRISTAT ODER EIN PHARMAZEUTISCH AKZEPTABLES SALZ ODER SOLVAT DAVON, EINSCHLIESSLICH TELOTRISTATETHYL; REGISTRATION NO/DATE: EU/1/17/1224 20170918
2091940	CA 2018 00011	Denmark		PRODUCT NAME: TELOTRISTAT OR A PHARMACEUTICALLY ACCEPTABLE ESTER, OR A SALT THEREOF, INPARTICULAR TELOTRISTAT ETHYL, MORE PARTICULARLY HIPPURATE SALT OF TELOTRISTAT ETHYL; REG. NO/DATE: EU/1/17/1224 20170920
2091940	18C1009	France		PRODUCT NAME: TELOTRISTAT OU L'UN DE SES ESTERS PHARMACEUTIQUEMENT ACCEPTABLES, OU L'UN DE LEURS SELS, EN PARTICULIER LE TELOTRISTAT D'ETHYLE ET PLUS PARTICULIEREMENT L'HIPPURATE DE TELOTRISTAT D'ETHYLE; REGISTRATION NO/DATE: EU/1/17/1224 20170920
2091940	1890014-2	Sweden		PRODUCT NAME: TELOTRISTAT OR A PHARMACEUTICALLY ACCEPTABLE ESTER, OR A SALT THEREOF, IN PARTICULARLY TELOTRISTAT ETHYL, MORE PARTICULARLY HIPPURATE SALT OF TELOTRISTAT ETHYL; REG. NO/DATE: EU/1/17/1224 20170920