Hello, this is Dr K.. Answers are not medical advice and do not constitute a doctor/patient relationship. I look forward to helping you today.
I doubt it is either of those.
Pink discharge usually means your period is about to start
Its normal and common
Pregnancy is unlikely without ejaculation. You can do a home pregnancy test to be sure, but it is very unlikely
Symptoms of a bladder or kidney infection include burning with urination, urinating frequently, blood in the urine, back pain and fever.
Not vaginal bleeding.
I hope this helps