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Generated: February 17, 2018

DrugPatentWatch Database Preview

Methadone hydrochloride - Generic Drug Details

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What are the generic drug sources for methadone hydrochloride and what is the scope of methadone hydrochloride patent protection?

Methadone hydrochloride
is the generic ingredient in five branded drugs marketed by Vistapharm, West-ward Pharms Int, Specgx Llc, Akorn, Mylan Institutional, Mallinckrodt Inc, Sandoz, Aurolife Pharma Llc, Epic Pharma Llc, Roxane, and The Pharmanetwork, and is included in twenty-five NDAs. Additional information is available in the individual branded drug profile pages.

There are thirteen drug master file entries for methadone hydrochloride. Nineteen suppliers are listed for this compound.
Pharmacology for methadone hydrochloride
Drug ClassOpioid Agonist
Mechanism of ActionFull Opioid Agonists
Medical Subject Heading (MeSH) Categories for methadone hydrochloride

US Patents and Regulatory Information for methadone hydrochloride

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Specgx Llc METHADONE HYDROCHLORIDE methadone hydrochloride TABLET;ORAL 040517-001 Apr 27, 2004 AA RX No No ➤ Sign Up ➤ Sign Up ➤ Sign Up
Roxane METHADONE HYDROCHLORIDE methadone hydrochloride TABLET;ORAL 088108-001 Mar 8, 1983 DISCN No No ➤ Sign Up ➤ Sign Up ➤ Sign Up
Mallinckrodt Inc METHADONE HYDROCHLORIDE methadone hydrochloride POWDER;FOR RX COMPOUNDING 006383-002 Approved Prior to Jan 1, 1982 DISCN No No ➤ Sign Up ➤ Sign Up ➤ Sign Up
West-ward Pharms Int DOLOPHINE HYDROCHLORIDE methadone hydrochloride TABLET;ORAL 006134-010 Approved Prior to Jan 1, 1982 AA RX Yes Yes ➤ Sign Up ➤ Sign Up ➤ Sign Up
Specgx Llc METHADOSE methadone hydrochloride TABLET;ORAL 040050-001 Apr 15, 1993 AA RX No No ➤ Sign Up ➤ Sign Up ➤ Sign Up
Akorn METHADONE HYDROCHLORIDE methadone hydrochloride INJECTABLE;INJECTION 208306-001 Oct 27, 2017 AP RX No No ➤ Sign Up ➤ Sign Up ➤ Sign Up
Sandoz METHADONE HYDROCHLORIDE methadone hydrochloride TABLET;ORAL 040241-001 May 29, 1998 DISCN No No ➤ Sign Up ➤ Sign Up ➤ Sign Up
Specgx Llc METHADOSE methadone hydrochloride CONCENTRATE;ORAL 017116-002 Approved Prior to Jan 1, 1982 AA RX Yes Yes ➤ Sign Up ➤ Sign Up ➤ Sign Up
West-ward Pharms Int METHADONE HYDROCHLORIDE methadone hydrochloride SOLUTION;ORAL 087997-001 Aug 30, 1982 AA RX No Yes ➤ Sign Up ➤ Sign Up ➤ Sign Up
Specgx Llc METHADONE HYDROCHLORIDE methadone hydrochloride TABLET;ORAL 040517-002 Apr 27, 2004 AA RX No No ➤ Sign Up ➤ Sign Up ➤ Sign Up
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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