Talk to Gynecologist on Irregular Periods

i had periods for 2 months 3 years ago ,by consulting the near by doctor she gave me some medicines which stopped my periods for 2 3 days then again my periods started for 6 days then they stopped .After this my issue of periods started i didnt have periods till now regularly .i dont know if due to medicines she gave me or what But after almost 8 months i consult a doctor she said everything is alright it is happening due to stress we will do a 3months course,which didnt complete because of some issues .At that time my age was. just 17 and now i m 19 But the problem is i m married and want to concieve but my periods are not regular i had menopause last year in july A doctor gave me medicine which was Progyluton when i take this medicine my periods come but when i doesnt take it they just not come I didnt take this medicine regular for 3 months also cycle always break what should i do next .I just want my periods to become regular now?