My period date was 16 feb after that I had unprotected sex on 11 march after this I took unwanted 72 within 8 hour and after 8 days I got bleeding flow was high as periods. Jo ke 5 din tak chali uske baad aaj 6 may hai and mujje periods nhi aye or jbse unwanted 72 li hai mujhe bar bar burping horhi hai liver pain krne laga hai jab bhi kuch khati hoon toh mene 4 baar upt bhi karliya but test negative hai.