Seems like vaginal INFECTION dear.
Pee before and after SEXUAL relationship
Plenty of fluids throughout the day
Maintain hygiene
Maintain hydration
Avoid tight clothing jeans
Use cotton panty
Avoid scented personal care products
Avoid soaps to clean vaginal area
Next Steps
u can take cansoft cl vaginal pessary 1 daily at night for 7 days if you are not allergiic to this Medication
put inside vagina after cleaning and drying private parts
Health Tips
Apple cider vinegar/almond/ginger tulsi cinnamon black pepper tea will HELP further