About procyclidine hcl
Anticholinergic antiparkinsonian medicine
Used for
- Treats symptoms of Parkinson’s disease, including stiffness and tremor.
- Treats movement problems caused by some antipsychotic medicines.
Usual adult dose
Usually 2.5 mg three times daily, gradually increased; commonly 10–30 mg daily in divided doses.
Common side effects
- Dry mouth, blurred vision, constipation, or nausea.
- Dizziness, confusion, or memory problems.
- Difficulty urinating or a rapid heartbeat.
Important warnings
- May cause confusion, hallucinations, or worsen memory, especially in older adults.
- Use cautiously with glaucoma, urinary retention, or bowel obstruction.
- Do not stop suddenly without medical guidance.
- Can impair alertness; avoid driving if affected.
Pregnancy
Use only when clearly needed; pregnancy safety information is limited.
Breastfeeding
May reduce milk supply; breastfeeding safety information is limited.
Interactions
- Other anticholinergic medicines can increase side effects.
- Amantadine and some antihistamines may increase confusion or dry mouth.
- May reduce the effect of medicines used for Parkinson’s disease.
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 It may be incomplete or out of date.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.