Dr. Reddy's Laboratories (NYSE: RDY), announced today that the U.S. Food and Drug Administration (FDA) has approved ZEMBRACEâ„¢SymTouchâ„¢ (sumatriptan succinate) injection, a drug-device combination ...
Tosymra (sumatriptan) is a prescription drug used to treat migraine. The drug comes as a nasal spray. You usually use a single dose, which may be repeated two more times in a 24-hour period if needed.