unprotected sex/daphne pills

Mamsh! NEED HELP! FREAKING OUT HERE! We had unprotected sex afternoon today. And my hubby "nangyare ang hindi inaasahan." So im literally shocked when he pulled out late!! And this is my 4th day of period. Usually 5th day wala nako or pahabol nalang. But i dunno why kinakabahan ako sobra. Mag 4mons palang si lo sa Aug 5. And guess what mga mamsh CS ako. Huhuhu. Please enlighten me. Meron akong pills dito Daphne should i take it naba? Dunno what to do. Please help me. ???