Common Topamax side effects include:
-
Nausea and diarrhea
-
Dizziness, drowsiness, and trouble concentrating
-
Numbness or tingling in the arms or legs
Less common side effects that may be more severe include:
-
Skin reactions, no matter how mild
-
Vision problems, such as blurred vision
-
Signs of kidney stones
-
Symptoms of dehydration
-
Allergic reaction
Drinking alcohol with Topamax can lead to serious side effects like dehydration. Topiramate can also elevate body temperature and decrease sweating, leading to life-threatening dehydration, especially in children.