How Can Infertility Due To Irregular Periods Be Treated?

Hi Doctor i am having very regular period, last august i was pregnant but 5 weeks and 3 days of my pregnancy it was terminated ,,due to many reason,, i had 26 days birth control tablet then i stopped it, all the time i had regular periods,, i am dying to get pregnant again, last month my periods was 14 to 17 th,, then my last unprotected sex was 26 th( 18,20,21,23 we had sexlul intercourse) ,, i have met my gyno , when she did ultra sound she said some ovulation happend,, so need to catch the baby since you had abortion then she has given duphaston and aspirin. 7 and 8 day of having both medicine i had brown and red colour veginal dischage and yday two spooting , i have informed to doctor she said need to wait until 14,,i am bit confused as per my understanding while having this medicine it should not happend,, dr said might happening implantation bleeding , i had cramping too, my first pregnancy i had terrible breast paining, i am not having this time some time pain coming going ,headaches ,heaviness and not having any appetite,, please help me to come out from my mental disturbances Thanks -- nishi