Dear Sir , I am 17 yr old girl , I made first time sex with my BF , I took i pill after 4 hours of sex with my BF , and next day , mean after 24 hr , took another i pill , now i m facing problem of heavy stomach pain and heavy itching in vagina , is this serious , and my period dates are within 17 ( after 9 day of the my first sex), please guide me,