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.
Sometimes called charley horses -- particularly when they are in the calf muscles -- cramps are caused by muscle spasms, involuntary contractions of one or more muscles.uscle cramps can also occur as a side effect of some drugs. Medications that can cause muscle cramps include: 1  Lasix (furosemide), Microzide (hydrochlorothiazide), and other diuretics (water pills) used to remove fluid from the body.