Hi...i Am Having Withdrawal Bleeding After Stopping Northisterone Acetate(crina Ncr

Hi...i am having withdrawal bleeding after stopping northisterone acetate(crina ncr 10mg tablet)Its being 3months after my delivery and i am still bleeding so i started taking this medicine for 10days as i stopped this tablet bleeding comes back and bleeding continues for 7days again after 3days bleeding comes back so i started this tablet once again now i am on my 13tablet should i stopped it now?will the bleeding come back?how long will it last? I am breastfeeding my child..pls help doctor