Isoxsuprine Hydrochloride and Zelnorm

• Generic Name: isoxsuprine
• Dosage Forms: tablet
• Other Brand Names: Vasodilan

Isoxsuprine is in a class of drugs called vasodilators. Isoxsuprine relaxes veins and arteries, which makes them wider and allows blood to pass through them more easily.

These actions may help treat the symptoms of conditions such as cerebral vascular insufficiency (poor blood flow to the brain), arteriosclerosis (hardening of the arteries), Raynaud's phenomenon, and other conditions involving poor blood flow in the veins and arteries.

Isoxsuprine may also be used for purposes other than those listed in this medication guide.

• Generic Name: tegaserod
• Dosage Forms: tablet
• Other Brand Names: Zelnorm

Zelnorm increases the action of a chemical called serotonin in the intestines. This speeds the movement of stools through the bowels.

Zelnorm is used to treat severe, chronic, irritable bowel syndrome (IBS) in women under 65 years of age who have constipation (and not diarrhea) as their main bowel problem.

Zelnorm may also be used for other purposes not listed in this medication guide.