Period of 1 day. For my problem.

I am 31 yr female height 163cm n weight 78kg.feom past 4 months i am getting period for 1-1.5days.Before dat i had period of 3 days.my gynea has given me ginette 35 oral contraceptive pills to be consumed on day 5-25.my doubt is we want to plan 2nd pregnancy after 6months.i have a 4yr son.will taking dis pill have any problems in conceiving later when i stop d medicine.my son is language delayed.vl taking this pill have any effect on my future baby.my gynea said by taking dis pill my period vl become normal but i have doubt dat DSE are contraceptive are to avoid pregnancy vl dis hamper my chance to conceive naturally.does homeopathy have medicine for my problem.n vl i have any side effects in conceiving n den mental or physical health of my future baby.plz advice