Periods delayed by 5 days, period date was 4 july), beta hcg blood test on 8 july have reading 256, prega news kit have one dark line and one light colour pink line. Another kit have second line after 24 hrs. Today my wife having headache and body pain. We don't want to get pregnant its too early, we have unprotected sex around 30 june. Should I use I pill. Her period cycle is of 26 days. And regular last month cycle was of 24 days. She had an I pill in feb. Married on 19 feb. Is she prevent?