No weight loss. For over 4 months now.

You should decrease carbohydrate intake, take foods made-up of whole grains like whole wheat bread, Decrease fat intake and increase protein content. Take high fiber diet, fruits, vegetables but avoid starchy vegetables like potatoes. Take plenty of water avoid sugar drinks....Weight gain happens either due to addition of extra calories or due to failure to spend calories consumed...these extra calories deposited in our body as fat..for weight reduction you have to consume less calories and spend more...avoid junk foods,carbohydrates like rice etc,avoid oily foods...add green tea,green leafy vegetables, fruits...do regular exercise at least 2 hours a day...Consult dietitian and gynaecologist they will do the needful.