Are Weight Gain And Prolonged Periods Side Effects Of Zen Retard?

is over weight, increase in breast size and long term bleeding in period the side effect of zen retard? i take zen retard 200 (1 and half in both morning and evening)? i am just 25yrs and my weight had increased to 80 kg from 60 in these 2 yrs. please do help me out and give me some remedy. i am an unmarried girl so i need your help to my problem out