Lopamid 2 mg CapsuleDESCRIPTIONLOPAMID (Loperamide HCl) inhibits the peristaltic activity of longitudinal and circular smooth muscle in the intestine by interacting with cholinergic and noncholinergic neuronal mechanisms responsible for producing the peristaltic reflex. LOPAMID (LoperamideHCl) binds..