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Risperidone

An antipsychotic medicine that helps symptoms of schizophrenia, bipolar mania, and agitation.

Clinical information

Common uses

  • schizophrenia
  • mania in bipolar disorder
  • aggressive or agitated behaviour in children over 5
  • aggression in adults with Alzheimer's disease

Common side effects

  • difficulty sleeping
  • headaches
  • feeling more hungry and weight gain
  • feeling or being sick
  • constipation or diarrhoea

Cautions

  • can make you sleepy — take care driving at first
  • do not stop suddenly — reduce dose gradually
  • may not suit heart problems, dementia, Parkinson's, or diabetes
  • best not to drink alcohol at first

Interactions

  • rifampicin (TB antibiotic)
  • carbamazepine or phenytoin (epilepsy medicines)
  • itraconazole (antifungal)
  • sedating medicines, e.g. benzodiazepines, opioid painkillers
  • St John's wort — may stop it working
  • ginkgo biloba — can increase side effects

Pregnancy: usually continued in pregnancy — talk to your doctor

Reference information, not medical advice — always follow your doctor or pharmacist. Source: NHS Medicines A–Z, nhs.uk/medicines/risperidone (accessed 2026-08-16)

Approved brands & formulations16

Brand nameDosage formStrengthImporterCategory
Linipon 2mgTablet ( Film coated )2mgLife Support Pvt.LtdPOM
Linipon 4mgTablet ( Film coated )4mgLife Support Pvt.LtdPOM
Respidon-1Tablet ( Film coated )1 mgauthorized medicine importersPOM
Respidon-2Tablet ( Film coated )2 mgauthorized medicine importersPOM
RESPIHEMTablet1mgPOM
RESPIHEM 2Tablet2mgPOM
RisperidoneTablet3 mgPOM
RisperidoneDepot Injection25mg/vialPOM
RisperidoneParenteral ( Injection )1mg/mlPOM
RisperidoneTablet4 mgPOM
RisperidoneDepot Injection50mg/vialPOM
RisperidoneTablet0.25 mgPOM
RisperidoneTablet1 mgPOM
RisperidoneTablet2mgPOM
RisperidoneOral Liquid1mg/mlPOM
RisperidoneTablet0.5 mgPOM
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