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Wednesday, August 27, 2025

Adamas Pharmaceuticals


Adamas Pharmaceuticals — A to Z Product Catalog

Marketed Products (acquired by Supernus as of late 2021)

  • Gocovri® (amantadine ER capsules)
    Generic: Amantadine extended-release (bedtime-administered, DR/ER)
    Indication: Adjunctive therapy for levodopa-induced dyskinesia and OFF episodes in Parkinson’s disease
    Dose/Form: Capsules at bedtime—commonly a delayed-release/extended-release formulation designed for sustained symptom control the following day

  • Osmolex ER® (amantadine ER tablets)
    Generic: Amantadine extended-release tablets
    Indication: Treatment of Parkinson’s disease and drug-induced extrapyramidal reactions in adults
    Dose/Form: Once-daily extended-release oral tablet (strengths per prescribing information)

Investigational Product (prior to acquisition)

  • ADS-5102 (amantadine HCl extended-release capsules)
    Generic: Amantadine HCl (extended-release, investigational)
    Indication (studied): Levodopa-induced dyskinesia in Parkinson’s disease (and walking impairment in multiple sclerosis in separate studies)
    Dose/Form (studied): Titrated—170 mg nightly at bedtime in week 1, followed by 340 mg nightly for up to ~25 weeks; some MS walking-impairment studies also tested 137 mg or 274 mg daily dosing.


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