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FDA Clears Monthly Uzedy Injection for Maintenance Treatment of Bipolar I Disorder

The decision draws on prior risperidone evidence supported by model‑informed analyses.

Overview

  • The approval covers adult maintenance therapy as monotherapy or as an adjunct to lithium or valproate.
  • The label specifies once‑monthly subcutaneous doses of 50 mg, 75 mg, or 100 mg.
  • FDA reviewers incorporated findings from earlier risperidone formulations along with UZEDY’s schizophrenia data using model‑informed drug development methods.
  • UZEDY is the first long‑acting subcutaneous risperidone using Medincell’s SteadyTeq technology and reaches therapeutic levels within 6–24 hours.
  • The prescribing information includes boxed warnings for increased mortality in elderly patients with dementia‑related psychosis, neuroleptic malignant syndrome, and tardive dyskinesia.