im 16 years old, and for the past two weeks iv had a stabbing pain in my left side pelvis. me and my boyfriend are sexually active but havnt had sex in 3 weeks. i also have been getting this clear watery sticky discharge for the past 3 days. just the other day it went through my shorts. im really scared. me and my boyfriend DO use protection , so i dont think im pregnant. and i should be getting my period any day now.
please help!

thank you for your time