Topiramate

Topiramate is an anticonvulsant, usually used in the treatment of epilepsy. It's now also used in combination with other medications as a weight loss aid.
In addition to weight loss, some of its other side effects are dizziness, paresthesia, sleepwalking, nausea, diarrhea, fatigue, and clinical depression. It also has many adverse medicine interactions.
Topiramate at Wikipedia
Category:Pharmaceuticals