hello guys . i have bipolar and fibromyalgia . and used gaba pentin once but it causes me to have strange personality with behavioural changes and depression . is this a normal side effect and i have to push on medication until i am tolerant to it . or the aforementioned reason is a good reason to stopa gaba pentin . i am sensitive to alot of medication : tegritol. depakote.and lamictal . any ideas guys what to do . i have fibromyalgia and depression .