NO ITS A COMMON SIDE EFFECT OF SEX AS YOU ARE QUITE YOUNG. JUST GIVE IT TIME AND IT WOULD HEAL ON ITS OWN. WHITE DISCHARGE IS A COMMON THING IN SEXUALLY ACTIVE WOMEN. IF IT SMELLS, REQUIRES PAD OR ITCHES THEN ONLY ITS ABNORMAL AND NEDDS TREASTEMNT

If you have had the unwanted 72 pill, a pregnancy is quite unlikely. However, if your next period is delayed by over a week, you could get a urine pregnancy test done. The labial swelling will reduce subsequently. You can try cold compress on the labia, for symptomatic relief. Keep the vulval area clean and avoid tight or synthetic underwear. You should see a gynaecologist for the vaginal discharge. If infection is suspected, it is treatable with antibiotics.