← Antipsychotics

Risperidone

Also known as Risperdal · Atypical antipsychotic

Withdrawal risk: Moderate

What it's used for

  • Schizophrenia
  • Bipolar mania
  • Persistent aggression in dementia or autism (short term)

Read about: Bipolar disorder, Obsessive-compulsive disorder, Autism, Tourette syndrome & tic disorders, Schizophrenia

How it works: Blocks dopamine D2 and serotonin 5-HT2A receptors.

Common side effects

  • Raised prolactin
  • Movement side effects
  • Weight gain
  • Sedation

Tapering considerations

  • Liquid (1 mg/mL) allows small steps.
Why smaller steps near the end →

For prescribers & facilitators

  • Prolactin-related effects are dose-dependent.

Sources

  1. 01
    A method for tapering antipsychotic treatment that may minimize the risk of relapse

    Horowitz, Jauhar, Natesan, Murray & Taylor, Schizophrenia Bulletin, 2021

  2. 02
    The Maudsley Deprescribing Guidelines

    Horowitz & Taylor, Wiley-Blackwell, 2024