ive never done amphetamines before and my boy gave me like 8 50mg pills. i took one on monday at about 8.30am and another one on tuesday morning at 8.30am, since then i havnt slept. i feel restless, ive tried smoking bud till i sleep but it dnt work. just wondering if im gona be alright on 50mg? im pretty anxious too. im 5'4, 7.5% body fat, 120 lbs. i have had coke experience by the way.