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Impax Laboratories

Impax Laboratories

For profit

Also known as: IMPAX | Impax Laboratories (Impax Pharmaceuticals, a division of Impax Laboratories) | IMPAX Laboratories, Inc. | Impax Laboratories, Inc., acting through its Impax Pharmaceuticals Division (Impax) | Impax Laboratories, LLC | IMPAX LABS | IMPAX LABS INC | Impax Pharmaceuticals, a division of Impax Laboratories | Impax Pharmaceuticals, a division of Impx Laboratories. | Impax Pharmaceuticals Division (Impax) , a Division of Impax Laboratories Inc. | IMPAX PHARMS | RoundTable Healthcare Partners

Phase 1Phase 2Phase 3Phase 4

Highest phase reached

Phase 4

First clinical trial

Oct 1, 2005

First marketed drug

Jan 1, 1993

Last known activity

Jan 31, 2025

Acquired by Amneal Pharmaceuticals on Oct 1, 2017

Timeline

1970s

  1. Aug 10, 1973

    propylthiouracil— Marketing Organization

1990s

  1. Jan 1, 1993

    Impax Laboratories— Founded

2000s

  1. May 30, 2003

    epinephrine— NDA Secondary Org

  2. Mar 1, 2005

    Corepharma— Acquired

2010s

  1. Jan 1, 2010

    Amedra Pharmaceuticals— Acquired

  2. Jan 1, 2012

    Lineage Therapeutics— Acquired

  3. Oct 1, 2017

    Amneal Pharmaceuticals— Acquired By

Drugs by trial phase (12 distinct, 22 trials)

Phase 4 (1 own, 0 via acquisition)

Phase 2 (1 own, 1 via acquisition)

Phase 1 (1 own, 1 via acquisition)

Indications

Studied for

Marketed drugs (128)

Subsidiaries (3 direct, 3 total across the full acquisition tree)

Recent trials (37)

Details

Founded
Hayward, CA, US Jan 1, 1993
Last known activity
Jan 31, 2025

Notes

Acquired by Amneal - 2017