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Trihexyphenidyl - Indications, Dosage, Side Effects and Precautions

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Information about Trihexyphenidyl

Generic Name : Trihexyphenidyl
Up-to-date prescription details regarding Trihexyphenidyl are provided here.

Pronunciation : try-hex-ee-FEN-i-dill

Learn the correct pronunciation of the Trihexyphenidyl, understand it's uses, recommended dosages, its indications, how to take, when to take, when not to take, side effects, special precautions, warnings and its and its storage instructions.
You will also find a list of the medication's International and Indian brand or trade names, as well as its pricing information. For verification of the information presented on this page or for additional clarifications, it's advisable to consult your doctor.


ICD Code : Y46.7 Therapeutic Classification : Antiparkinson Agents

Trade Names/Brand Names of Trihexyphenidyl

India :

International :


Artane, Artane Sequels, Trihexane, Trihexy-5.

Why is Trihexyphenidyl Prescribed? (Indications)

This medication is an anticholinergic agent, prescribed for Parkinson’s disease.  It works by blocking certain nerve impulses and relaxing certain muscles.

When should Trihexyphenidyl not be taken? (Contraindications)

Contraindicated in patients with increased eye pressure, lung, heart disease; and hypersensitivity.

What is the dosage of Trihexyphenidyl?

Adult- PO- Initial: The recommended dose is 1 mg/day in 3-4 divided doses, increased gradually up to 6-10 mg/day according to response.

How should Trihexyphenidyl be taken?

It comes as a tablet and capsule to take by mouth, with food.

What are the warnings and precautions for Trihexyphenidyl?

• Caution should be exercised in patients with history of kidney or liver disease, myasthenia gravis, heart or blood pressure problems, urinary obstruction, enlarged prostate, stomach problems, any allergy, who are taking other medications, during pregnancy and breastfeeding.

• It may cause dizziness, drowsiness or blurred vision, do not drive a car or operate machinery while taking this medication.

• Avoid alcohol consumption.

• Do not become overheated in hot weather; otherwise heat stroke may occur.

What are the side effects of Trihexyphenidyl?

Most Common - Dryness of the mouth, blurred vision, dizziness, nausea, vomiting and nervousness.
Eye - Blindness may occur if it is used in patients with increased eye pressure.
Miscellaneous - Memory loss, weight loss, restlessness and sleep alterations.

What are the other precautions for Trihexyphenidyl?

Avoid excess dosage.

What are the storage conditions for Trihexyphenidyl?

Store it at room temperature.
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