"i have been on many anti depressants and by far...prozac gave me my life back. i am bi polar with ptsd and anxiety. i did lose weight and that was okay. i can sleep and am a happy woman again. i take 20mg each morning. i do not need a benzo for anxiety any longer oh and i am 33 years old. after fifteen years of zoloft, lexapro, paxil, effexor, wellbutrin, you name it, i&#039;ve been on it for long periods, changed to prozac 6 months ago, i have my life back."