"i started phentermine 37.5mg on 4/16/2015. starting weight 209, i weighed myself today 4/25/2015 196.8, lost 12.2 . to be honest nothing in life is easy, you have to put in the work.i workout 6 days a week,eating right as well. i don&#039;t feel any different however am aware of how am going about losing weight not depending on the pills only, rather workingout and eating healthy for a lifestyle change."