About zuclopenthixol decanoate
Long-acting typical antipsychotic
Used for
- Maintenance treatment of schizophrenia and other psychotic disorders.
Usual adult dose
Usually 200–500 mg by deep intramuscular injection every 1–4 weeks; dose is individualized.
Common side effects
- Sleepiness or dizziness
- Movement problems, including stiffness or tremor
- Dry mouth or constipation
- Weight gain or injection-site pain
Important warnings
- Can cause severe movement reactions and, rarely, neuroleptic malignant syndrome.
- May prolong the heart rhythm; risk is higher with certain medicines or heart conditions.
- Can cause low blood pressure, falls, and impaired alertness.
- Not intended for intravenous injection; specialist monitoring is required.
Pregnancy
Use only when clinically necessary; treatment near delivery may cause movement or withdrawal symptoms in the newborn.
Breastfeeding
May pass into breast milk; use requires balancing treatment benefits against possible infant effects.
Interactions
- Other medicines that prolong the heart rhythm
- Alcohol and medicines causing drowsiness
- Levodopa and dopamine agonists
- Medicines affecting blood pressure or the nervous system
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 It may be incomplete or out of date.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.