im now on metformin that i got from my GYN, but a year prior to that my doc gave me diannette (pill) for the hormone imbalance and i lost 1 and a half stones on it with out doin anything no exercise or change in diet. i think she done this cause they 1st hav to test that u are capable of losin weight b4 givin u the met, thats my theory any ways D