About risperidon e
Atypical antipsychotic
Used for
- Schizophrenia
- Mania associated with bipolar disorder
- Persistent aggression in some people with dementia
Usual adult dose
Schizophrenia: usually 1–6 mg daily. Bipolar mania: usually 1–6 mg daily.
Usual dose in children
For schizophrenia from age 13: usually 0.5–3 mg daily. For autism-related irritability from age 5: weight-based dosing.
Common side effects
- Sleepiness or dizziness
- Movement problems, including tremor or stiffness
- Weight gain and increased appetite
- Raised prolactin levels
Important warnings
- May increase stroke and death risk in older adults with dementia.
- Can cause severe movement problems, high blood sugar, or fainting.
- Do not stop suddenly without medical guidance.
- Doses vary by condition, age, and other medicines.
Pregnancy
Use only when clearly needed; discuss risks with a clinician. Late-pregnancy use may cause newborn movement or feeding problems.
Breastfeeding
Risperidone enters breast milk; seek clinical advice about infant monitoring and feeding choices.
Interactions
- Other medicines causing sleepiness or low blood pressure
- Levodopa and dopamine agonists
- Carbamazepine and other enzyme-inducing medicines
- Fluoxetine, paroxetine, and other medicines that raise risperidone levels
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.