Belladonnine
Medicinal Chemistry
Molecular Weight
542.7
Molecular Formula
C34H42N2O4
IUPAC Name
bis(8-methyl-8-azabicyclo[3.2.1]octan-3-yl) 2,3-diphenyl-but-2-enedioate
Pharmacognosy
Biological Source
Atropa belladonna
Active Constituents
Belladonnine
Pharmacology & Synthesis
Mechanism of Action
Muscarinic receptor antagonist (weaker than atropine).
Pharmacokinetics (ADME)
A: Moderately absorbed.
D: Widely distributed.
M: Hepatic hydrolysis.
E: Renal.
Pharmacodynamics
Antispasmodic and antisecretory effects.
Synthesis Pathway
Formed by dimerization of tropic acid derivatives during extraction/biosynthesis.
Safety, Warnings & Interactions
Adverse Effects
Dry mouth, blurred vision, tachycardia.
Contraindications
Glaucoma, urinary retention.
Drug Interactions
Other anticholinergics.
Pharmaceutics & Compendia
Dosage Forms
Extracts, Tinctures
Official Compendia
IP, BP