Brown blood vagina discharge for 4days then become pink discharge now. not period and iam not pregnant and my blood test says i have high esr. ?

Irregular bleed: Irregular periods are one of the most common problems obgyns treat. If this is one time problem it usually resolves on its own. If this is a recurring problem you should be evaluated. Infections , polyps & hormonal changes can cause spotting. If there is a concern for pregnancy then do a home pregnancy test . There are many options available to help regulate the menstrual cycle. Schedule a visit