Medicines & Supplements A to Z > Benztropine

Benztropine

Last updated on 13/07/2021.

Overview   |   Dosage   |    Side Effects   |   Precautions  |   Tips  |   Where To Buy  

GENERIC NAME: Benztropine

ALTERNATIVE NAME: Benzatropine

CHINESE NAME: 苯扎托品

BRAND NAME(S) IN HONG KONG: /

DRUG CLASS: Antiparkinsonian agents

SUB CLASS: Anticholinergics

USED FOR: Parkinson’s disease, Drug-induced extrapyramidal symptoms

AVAILABLE DOSAGE FORMS:
– 2mg (tablets)
– 2mg/2ml (injections)

What is Benztropine for?

Benztropine belongs to a class of medication called anticholinergics. It can regulate the nervous system to relax muscles and control movements to relieve the symptoms of parkinson’s disease and drug-induced extrapyramidal symptoms.

How to use it?

Benztropine can be taken orally as tablets, or injected intravenously/intramuscularly. 

For idiopathic Parkinson’s disease:
1-2 mg once daily, and can be increased to 4-6 mg in more severe cases.

For postencephalitic Parkinson’s disease:
Initial 2 mg once daily, usual maintenance dose is 1-2 mg/day.

For drug-induced extrapyramidal symptoms (dystonia and parkinsonism):
1-4 mg once to twice daily, then reassess the treatment after several weeks to months to determine if discontinuation is needed.

What are the side effects of Benztropine?

Common side effects of Benztropine include dry mouth, nervousness, weakness, tachycardia, dizziness, psychotic symptoms, and headache.

Who should not take Benztropine?

– People who are allergic to Benzhexol or any component of the formulation
– Pediatric patients less than 3 years of age

Pharmacist Tips:

– Avoid driving or operating machinery until you know how you respond to Benztropine as it may cause dizziness.
– Avoid alcohol use while taking this medication.
– Do not stop taking Benztropine suddenly as it can cause withdrawal symptoms.
– This drug may affect your body’s heat regulation. Be careful in hot weather and during physical activity.

Common dosing schedule:
Benztropine can be taken with or without food.

This schedule is for reference only, adjustments may be made according to individual needs.

Some common medications Benztropine may interact with:
Promethazine
– Antipsychotics, e.g. Chlorpromazine
– Anticholinergics, e.g. Ipratropium, Tiotropium
– Potassium, e.g. Potassium chloride, Potassium citrate
– Opioids, e.g. Tramadol, Codeine, Fentanyl
– Tricyclic antidepressants, e.g. Amitriptyline, Imipramine, Doxepin

Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed

Where to buy Benztropine in Hong Kong?

In Hong Kong, Benztropine is a prescription only medicine, and requires a prescription from a doctor to be purchased in a pharmacy. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.

For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at http://www.drugoffice.gov.hk

Need more information?

For detailed information about the use of Benztropine in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.

Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.