What receptors does loperamide act?
Loperamide is an opioid receptor agonist and acts on the mu opioid receptors in the myenteric plexus large intestines; it does not affect the central nervous system like other opioids.
Does loperamide act centrally?
Loperamide (5.2. 35) (Imodium) is a long-acting synthetic antidiarrheal; it is peripherally acting μ-opioid receptor agonist that is not absorbed from the gut and has no effect on the adrenergic system or central nervous system but may antagonize histamine and interfere with acetylcholine.