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Serving leading biopharmaceutical companies globally:

Last Updated: May 26, 2022

Drugs in MeSH Category Histamine H1 Antagonists

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Amneal Pharms	MECLIZINE HYDROCHLORIDE	meclizine hydrochloride	TABLET;ORAL	201451-003	Feb 23, 2011		DISCN	No	No	See Plans and Pricing	See Plans and Pricing				See Plans and Pricing
Impax Labs	PROMETHAZINE HYDROCHLORIDE	promethazine hydrochloride	TABLET;ORAL	040791-002	Feb 12, 2008		DISCN	No	No	See Plans and Pricing	See Plans and Pricing				See Plans and Pricing
Alpharma Us Pharms	DIPHENHYDRAMINE HYDROCHLORIDE	diphenhydramine hydrochloride	SYRUP;ORAL	070497-001	Apr 25, 1989		DISCN	No	No	See Plans and Pricing	See Plans and Pricing				See Plans and Pricing
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Exclusivity Expiration

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Serving leading biopharmaceutical companies globally:

McKesson

Johnson and Johnson

Moodys

AstraZeneca

Harvard Business School

Colorcon

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