"started taking phentermine on mar.23, 2016 and as of dr appt. today may 18, 2016,  i am down 27.6 lbs. i started out at 232.8 and am at 205.2. i&#039;m 5&#039;5&quot; and i&#039;m 46. my blood pressure is coming back down, and i have tons of energy. i realized if i take it about 10am, i still sleep at night!"