Levsin (hyoscyamine sulfate USP)

Levsin is an anticholinergic drug used in the treatment of irritable bowel syndromes, functional intestinal disorders, and as adjunct therapy in peptic ulcer disease. Levsin is also used parenterally to reduce duodenal motility to facilitate diagnostic studies. Levsin is readily absorbed through the gastrointestinal tract, reaches peak effects in 2-2.5 hr, and is excreted in the urine within 24 hr.