Hi. I am 19 yrs Old girl. Last to last month I got my periods on 9th march. End of march I took an ipill. On 8th april, I had unprotected sex but he didnt ejaculated inside. On 14th april, I got periods. But it was irregular, on first day, it was heavy, then till 21 I got light periods. After 10 days, I took test it was negative. But this month I didnt got any periods and its 24th may now:/ I took test again but it was negative. What to do? pleaae help:(am too worried about it.