Hello dear
I understand your concern
Your symptoms could be due to stretching
injury caused by the rough sex, vaginal/lower
urinary tract infection.
Take following advises:
Take warm water sitz bath with added betadine
Tablet pyridium
Lactobacilllus suppository
Wash vagina with warm salted water 2-3 times then apply apple cidar vinegar.
Drink plenty of water and juice of cranberry
If problem persists then consult the gynaecologist and undergo vaginal examination, urine test and vaginal swab test to confirm the cause.
For infection antibiotic course is require.
Maintain proper pelvic hygiene before and after sex.
Avoid rough sex, use K-Y gel based lubrication gel to prevent the friction injury
Hope this will help you
Best regards
Dr. Sagar