Hexiphen tablets should be taken orally, with or after meals, to minimize gastrointestinal irritation. Dosage should be individualized and gradually increased.

Trihexyphenidyl works by blocking cholinergic receptors in the central nervous system, thereby restoring the balance between dopamine and acetylcholine. This action helps to reduce the symptoms of Parkinson's disease and drug-induced extrapyramidal symptoms.

• •Hypersensitivity to Trihexyphenidyl or any component of the formulation
• •Narrow-angle glaucoma
• •Obstructive uropathy (e.g., prostatic hypertrophy)
• •Severe cardiac, hepatic, or renal disease

Store in a cool, dry place below 30°C. Protect from light and moisture. Keep out of reach of children.

Symptoms of overdose include central nervous system stimulation followed by depression, circulatory collapse, respiratory depression, paralysis, coma, and death. Treatment is supportive, including gastric lavage, activated charcoal, and symptomatic management.

Pregnancy Category C. Use only if potential benefit justifies the potential risk to the fetus. It is unknown if Trihexyphenidyl is excreted in human milk; use with caution in breastfeeding mothers.