A quaternary ammonium parasympathomimetic agent with the muscarinic actions of ACETYLCHOLINE. It is hydrolyzed by ACETYLCHOLINESTERASE at a considerably slower rate than ACETYLCHOLINE and is more resistant to hydrolysis by nonspecific CHOLINESTERASES so that its actions are more prolonged. It is used as a parasympathomimetic bronchoconstrictor agent and as a diagnostic aid for bronchial asthma. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1116)
Also Known As:
Methacholine; Provocholine; 2-(Acetyloxy)-N,N,N-trimethyl-1-propanaminium Chloride; Acetyl-2-methylcholine Chloride; Acetyl-beta-methacholine Chloride; Acetyl-beta-methylcholine; Mecholine; Mecholyl; Provokit; Acetyl 2 methylcholine Chloride; Acetyl beta methacholine Chloride; Acetyl beta methylcholine; Chloride, Methacholine; 1-Propanaminium, 2-(acetyloxy)-N,N,N-trimethyl-, chloride