Being pregnant after taking unwanted 72 within 24 hrs indicates failure of the pill and it occurs in less than 1% individual.
You can terminate pregnancy
medically. Medical abortion
can be done max 7-9wk of gestation completely. You can use medication in following way but always under supervision of gynecologist to avoid unnecessary excessive vaginal bleeding
First take Tab Mifepristone 200mg (ideally 600mg) on D1, after 48 hrs take 2 Tab Misoprostol
200mg in the morning and under supervision of your doctor. You may need double dose sometimes in case of delaying to start bleeding.
Soon after taking Tab Misoprostol, abdominal cramp
and vaginal bleeding start within 7 days and next period may be earlier/delayed.
Post pill abortion, do a USG lower abdomen to check retained bits/conceptional products if any and may need D &C to complete abortion.
Practice safe sex by using safe period/OCP/Em pill/other methods to prevent unwanted pregnancy.