I had a periods on aug6 i did intercourse on aug28 after a 5 i got a symptoms of vomiting more than 5 time a day  loose  motion more than 5 times a day and vomiting sensation while cooking food after a week I taken a deviry tablet to induce periods after stopping 3 day I got started bleeding but it's lite periods And after 21 days of intercourse I have taken beta hcg test it's negative Again I'm taking a yamin tablet for irregular periods this time I got bleeding only 2 days with heavy flow Any chance of pregnancy will be there