Hello,hypothyroidism and some drugs also responsible for gaining weight .you must regular medicines so as to bring
thyroid harmone to normal level. With the proper treatment of underlying cause you can reduce weight. No need to take those medines to loose weight . have more of fruits and vegetables, drink lot of water , avoid junk ,oily food items ,have food like chapatis, avoid curd ,ghee, ice creams , meat .Exercise daily in morning , sleep well ,avoid worries