Description_x000D_ Packaging_x000D_ 5, 25 mg in glass bottle_x000D_ Biochem/physiol Actions_x000D_ AE9C90CB is a muscarinic acetylcholine receptor antagonist with 20-fold selectivity for M3 receptor subtypes compared to M2. In an in vivo assay, AE9C90CB was approximately 5 times more selective for inhibiting carbachol-induced urinary bladder contraction, compared to saliva production._x000D_ Features and Benefits_x000D_ This compound is featured on the Acetylcholine Receptors (Muscarinic) page of the Handbook of Receptor Classification and Signal Transduction. To browse other handbook pages, click here.