I had a c section 3 months ago now, i had infection to my scar, had antibiotics to clear the infection, now i have brown/dark brown lumpy discharge?

Brown usually blood: 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 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.