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Serving leading biopharmaceutical companies globally:

Harvard Business School
Colorcon
Boehringer Ingelheim
Moodys
Express Scripts
Merck

Last Updated: October 3, 2023

Competitive Generic Therapies: Off-Patent Drugs With 3 Sources


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This table lists drugs which, despite having no patents or regulatory protections, have a limited number of active sources.

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Strength
Glenmark Generics ACAMPROSATE CALCIUM acamprosate calcium TABLET, DELAYED RELEASE;ORAL 202229-001 Jul 16, 2013 AB RX No Yes 333MG
Mylan ACAMPROSATE CALCIUM acamprosate calcium TABLET, DELAYED RELEASE;ORAL 200142-001 Mar 11, 2014 AB RX No No 333MG
Zydus Pharms ACAMPROSATE CALCIUM acamprosate calcium TABLET, DELAYED RELEASE;ORAL 205995-001 May 26, 2017 AB RX No No 333MG
Eugia Pharma ACYCLOVIR SODIUM acyclovir sodium INJECTABLE;INJECTION 203701-001 Oct 11, 2013 AP RX No No EQ 50MG BASE/ML
Fresenius Kabi Usa ACYCLOVIR SODIUM acyclovir sodium INJECTABLE;INJECTION 074930-001 May 13, 1998 AP RX No Yes EQ 50MG BASE/ML
Zydus Pharms ACYCLOVIR SODIUM acyclovir sodium INJECTABLE;INJECTION 206535-001 Aug 31, 2018 AP RX No No EQ 50MG BASE/ML
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Strength

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Serving leading biopharmaceutical companies globally:

Boehringer Ingelheim
Harvard Business School
Colorcon
Johnson and Johnson
Baxter
Mallinckrodt

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