Question: can wellbutrin cause rapid weight loss?
Answer: In this study, some were prescribed the usual 300 mg/day while others took 400 mg/day. Those taking Wellbutrin lost an average of 13 lbs (5.8 kg) in 12 weeks compared to 6 lbs (2.8 kg) in the placebo group. 57% of patients taking Wellbutrin lost 5% or more of their weight compared to only 28% in the placebo group.