I am 17. I have had alot of stress since I'm graduating... My per. Was delayed about two weeks on feb after I ?

Had my per. Normal. Now it has been about two weeks and instead of a per. I have clear water like disharge it doesn't smell but it comes out as if it were my per. I am taking artichoke ampolletas to lose weight however I don't know if this would happen. About one month ago my bf quickly pug his penis in me and took it out he had nothing we made sure... I am not pregnant but I want to know why this is happening i feel like I have to put a pad on because my panty line looks like I got water splashed...please help me it's not any infections I checked and I just want to know what is wrong HELP