What possible causes of lower abdominal pain both side thats

Patient: What possible causes of lower abdominal pain both side thats two weeks already after i take metronidazole Which is because i had a fishy smell watery vaginal discharge after i had sex with my new bf a month ago and up to now still have discharge of whitish to yellow.pls help!

Symptoms: Whitish to yellowish vaginal discharge…

Doctor: