I had very light brown spotting on 18 nov,then heavy bleeding on 19 nov,then 20-22 nov very light bleeding.took urine test on 20,it was negative,then on 24 again it was negative.was it implantation bleeding or my periods ??

Common problem: 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. There are many options available to help regulate the menstrual cycle. There are also medications available to help with ovulation n those trying to get pregnant. Schedule a visit.