Hey, I am 22 years old. I had periods on may 24-29, had sex on 30th n took an i-72 pill within 36 hrs. I had bleeding from june 10 to june 16. Since den I haven? t had any periods. Took pregnancy test on july 12 which was negative. Today is july 15th. When should I expect my periods now? are dere any chances of pregnancy? please reply asap. I am really worried. Also I am taking ascorbic acid pills from 12th july as prescribed by gynecologist.