Alvimopan

Alvimopan

CAT N°: 23902
Price:

146.00 124.10

Alvimopan is a ?-opioid receptor antagonist (Ki = 0.47 nM).{25494} It is selective over the ?- and ?-opioid receptors (Kis= 100 nM and 12 nM, respectively). Alvimopan inhibits ?-opioid receptor-mediated GTP binding to CHO cell membranes with an IC50 value of 1.7 nM. It inhibits morphine-induced slowing of colorectal transit in mice with an ED50 value of 0.41 mg/kg.{39510} Alvimopan (0.3 and 1 mg/kg, p.o.) reduces inhibition of gastrointestinal (GI) transit induced by morphine, but not apraclonidine (Item No. 23904), in rats. Formulations containing alvimopan have been used in the treatment of opioid-induced bowel dysfunction.

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