What Causes Headache And Stomach Pain After Using Unwanted 72?

hello, actually before 6 days I do unprotected sex with my girlfriend both of us in that time don't know either the sperm is in or not. Today two time we do the same. Today I give her a unwanted 72 is it ok ? in recent day morning after sleep she is facing some problem like headache,stomach pain etc . please suggest me what to do.thank you