Hi guys me and my boyfriend had unprotected sex 3 weeks ago and tinry ko gumamit ng ph care 2 weeks from the sex pero i got my period 1st day and 2nd day it was red kasi mga araw na yun and 3 days before my period nakakalimutan ko ng gumamit ng ph care sa 3rd day night gumamit ako ang 4th day ko na period merong pink BUNTIS BA AKO O DAHIL YUN SA PH CARE?