Also named Trihexyphenidyl and Benzhexol

This drug is found in the antimuscarinic class 

Its use has been dated back for several decades

Is considered an “antiparkinsonian drug”

Uses:

   -   Parkinson’s Disease
   -   Extrapyramidal side effects of some antipsychotic treatments
   -   Improves conditions that result in spastic contractions

Method of Action

   -   Not exactly understood
   -   Blockage of parasympathetical structures by this drug
   -   Stops spasm movements, dry eyes, and other symptoms of Parkinson’s Disease
   -   Binds to M1 muscarinic receptors

Side Effects

   -   Headache
   -   Fatigue
   -   Dizziness
   -   Agiation
   -   Anxiety
   -   Blurred Vision
   -   Mydriasis
   -   others

When not to use

1.)    Allergy or sensitivity to mediction
2.)    Narrow Angle Glaucoma
3.)    Ileus
4.)    Under age 18

Pregnancy

   -    Has not been studied during pregnancy
   -    Safety has not been found