A leg cramp is a sudden, uncontrolled contraction of a muscle. This can occur elsewhere in the body, but is most commonly experienced in the lower extremities. Leg cramps or spasms are unpredictable ...
If you have nocturnal (nighttime) leg cramps, your doctor might prescribe quinine (Qualaquin)-even though the U.S. Food and Drug Administration has approved it for only one purpose: to treat ...