"i was prescribed adipex (phetermine) 37.5 mg and i have only been taking it for 6 days now , i have lost one pound each day. i drink a lot of water because the drymouth is unreal. i have a lot more energy . i don&#039;t get hungry much. sometimes you forgot you didn&#039;t eat . i have energy to clean, cook and go to gym. i can&#039;t go to sleep early i stay up late and get out of bed early."