I'm 51yrs, on contraceptive and exp painful intercourse esp on penetration and 2 days later i have an infection. ?

Vagina pain : Pain in the vagina of a woman who is 51 can have several causes.Typically at this age a woman is going through menopause or pre-menopause and has dryness in vagina that can cause pain with intercourse. Other causes can be a vaginal infection. Generally the vaginal infection there can be discharge or odor or pain or burning on urination. In person care with GYN or primary care physician ,needed