To Dr. Rakhi Mam, my gf and i had unprotected sex, 4 to 5 times from the month of feb to march end, she said she had a cycle of 45 days but she didnt get the periods till now, we did pregnancy test with the kit 2 to 3 times on different occasions but all the test of pregnancy kits showing negative still we don t want to take any chance of pregnancy, so can you plz suggest any medicine to terminate the same and have cycle in normal...