Today's true sports drinks are still the classic Gatorade -- packed with the electrolytes potassium, magnesium, calcium, and sodium to provide energy during intense workouts -- as well as competitors such as Cytomax, Allsport, and Accelerade.
Certain medications can also cause Charley horse as a result of their side effects. Drugs such as statins or medicines prescribed for lowering cholesterol, blood pressure, diuretics, asthma medicines like terbutaline and salbutamol, morphine and lithium can trigger muscle spasms.
What Causes a Charley Horse. A charley horse can be a sign of several conditions. The cramps can be related to spinal stenosis, a natural wear-and-tear condition that leads to the narrowing of the open spaces within your spine, which in turn puts pressure on the nerves that travel through it.ighttime charley horses could also stem from peripheral artery disease, which causes the narrowing and hardening of arteries that supply blood to the legs and feet.