Memory Loss Side Effects of Megace

Megace--also known by its generic name, megestrol--is a drug that is used to treat certain types of cancers and to stimulate the appetite of patients who have significant weight-loss problems. It can also be used for pregnancy prevention, to treat enlarged prostates, and for other conditions such as endometriosis, a growth of cells inside the uterus. Some side effects are possible when taking Megace, though memory loss usually isn't directly one of them.

Memory Loss

• Memory loss can be caused by a number of conditions and medications, including aging. Memory loss is not one of the typical side effects of Megace. But malaise and lethargy are, and both of those can be related to memory loss. Confusion and mental or mood changes are rare but very serious side effects of Megace, according to RxList. It warns that medical attention should be sought immediately.

Megace ES

• Another type of megestrol, called Megace ES, which is used to treat weight loss, can cause sleeplessness. Than in itself can affect memory. According to a study in Science Daily, "sleep promotes learning of certain types of perceptual memories."

Unusual Thoughts

• Unusual thoughts can be a severe side effect of Megace, according to Drugs.com. You should contact a doctor or emergency care immediately if you encounter this side effect, it warns.

FDA

• Unlisted side effects can be reported to the Food and Drug Administration at (800) FDA-1088 or http://www.fda.gov/medwatch.

Most Common Side Effects

• The most common side effects of megestrol are nausea, rash, impotency, hypertension, flatulence, breast tenderness, headache, increased appetite, indigestion, weight gain and thirst.