Your symptoms shows it may be pelvic inflammatory disease or pms
Next Steps
keep clean and maintain hygiene.
use v wash when necessary.
clotrimazole cream to apply locally.
use barrier method like condom while sex
use cotton innerwear .
take t.meftal spas when cramps.
Health Tips
for differential diagnosis do USG pelvis /cbc/urine r/m
if anything then u may contact me on practo