Hlw Mam Actuaally My Name Is Mita N I Have

Hlw mam actuaally my name is mita n i have a question tht i had missed my periods this tym, my last periods date was on 14oct-17oct after that i had intimate. From since i didnt get the periods and i m also a asthmatic patient. So plz tell me should i take M.t pill or if yes then how many doses n plz tell the schedule of doses n name of drugs