DL-Trihexyphenidyl Hydrochloride is an anticholinergic tertiary amine that can gain access to the CNS. It is used to treat parkinsonism and the extrapyramidal side effects of anti-psychotic drugs. The drug is a muscarinic antagonist that qualitatively resembles the belladonna alkaloids in its pharmacological actions and side effects.
Biochem/physiol Actions
DL-trihexyphenidyl hydrochloride (Benzhexol hydrochloride) is known to function as an antimuscarinic agent and a centrally acting anticholinergic. It can be used for controlling the symptoms of all Parkinsonism types, such as the idiopathic, and postencephalitic arteriosclerotic forms. Benzhexol hydrochloride exerts inhibitory functions on the parasympathetic nervous system.