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Serving leading biopharmaceutical companies globally:

Boehringer Ingelheim
Express Scripts
Johnson and Johnson
Harvard Business School

Last Updated: October 15, 2019

DrugPatentWatch Database Preview

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
App Pharms DIPHENHYDRAMINE HYDROCHLORIDE diphenhydramine hydrochloride INJECTABLE;INJECTION 040466-001 May 28, 2002 AP RX No No   See Pricing   See Pricing   See Pricing
West-ward Pharms Int PROMETHAZINE HYDROCHLORIDE promethazine hydrochloride INJECTABLE;INJECTION 083312-002 Approved Prior to Jan 1, 1982 AP RX No Yes   See Pricing   See Pricing   See Pricing
Ani Pharms Inc MECLIZINE HYDROCHLORIDE meclizine hydrochloride TABLET;ORAL 084975-001 Approved Prior to Jan 1, 1982 DISCN No No   See Pricing   See Pricing   See Pricing
Kvk Tech PROMETHAZINE HYDROCHLORIDE promethazine hydrochloride TABLET;ORAL 040712-001 Jul 31, 2006 AB RX No No   See Pricing   See Pricing   See 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:

Johnson and Johnson
Harvard Business School

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