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SYMMETREL

NDA

AMANTADINE HYDROCHLORIDE | N018101 | ENDO PHARMACEUTICALS INC

1 strength0 unique patents0 unique exclusivities

PTAB Proceedings

No IPR/PGR/CBM challenges found at the Patent Trial and Appeal Board

Patent Reexaminations

No ex parte or inter partes reexamination proceedings found at USPTO

Hatch-Waxman Litigation

No ANDA patent litigation cases (NOS 835) matched from PACER

Citizen Petitions

No FDA citizen petitions matched from Regulations.gov

Clinical Trials

No clinical trials found on ClinicalTrials.gov for this drug

API Supply Chain5 active DMFs1 inactive

5 active API suppliers hold Drug Master Files for this ingredient.

MOEHS IBERICA SLAMANTADINE HYDROCHLORIDE

DMF 69241987

OLPHA ASAMANTADINE HYDROCHLORIDE

DMF 235282010

ZHEJIANG APELOA KANGYU PHARMACEUTICAL CO LTDAMANTADINE HYDROCHLORIDE USP

DMF 251512011

ANONIMA MATERIE SINTETICHE AND AFFINI (AMSA) SPAAMANTADINE HYDROCHLORIDE

DMF 294862015

ALEMBIC PHARMACEUTICALS LTDAMANTADINE HYDROCHLORIDE USP

DMF 415172025

NORTHEAST GENERAL PHARMACEUTICAL FACTORYInactiveAMANTADINE HYDROCHLORIDE

DMF 96651992

Source: FDA Drug Master Files (fda.gov). Type II API DMFs matched by ingredient.

Approval Letters

4 letters from Drugs@FDA

Source: Drugs@FDA application documents.

Products (1)

#001 — 100MG **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons**

RLD

0 patents0 exclusivities▴

TABLET;ORAL | Approved: Approved Prior to Jan 1, 1982

No patent or exclusivity listings for this strength.