Effect of idoz 72 on pregnancy

Patient: Can i be pregnant?will an idoz 72 have any effect on the future pregnancy?i had unprotected sex where he did not enter my vagina but have a doubt of ejaculating on vagina. as a safety measure the pill was taken within 36hrs.i had my periods a week early than the regular date. bleeding was light and lasted for a week.i am now waiting for my next periods.

Symptoms: Irregular period. mood swing.