Me and my girlfriend had sex in last month, i used a condom but it wont work properly. hence, i gave ipill to her after i guess 1 or 2 hour. now she has missed her period date, she has vaginal white discharging from last 5days, we have used test kit velocit eazy the pregnancy test was negative(not pregnant), when her periods will get start ? or their is some other problems or is she pregnant?