My Gf Period Time Is On 23 Of Every Month,

My gf period time is on 23 of every month, last month its on 25th of 3 day duration. I sex with her on 12 august and today in 22 September and she is pregnant.plz plz plz help me i m from rawalpindi,pakistan.I don't want to leave her alone. its not possible that we visit any doctor, plz tell me a secure pill by which abortion is possible. plz tell me the tablet name which avilable in rawalpindi or islamabad. i wait for your response. plz help i will be tnxx for ever