I had brown discharge from last night visited doc and done PV exam and she told me it's bcoz of infection. I had cerclage at 20 week. She prescribed injection for babies lungs maturity. Azee for infection and tab to keep vaginaly i am having duvadilan 10 mg thrice and proluton depot 500 once a week. I trust her still scared bcoz of brown discharge. I am having anxiety.still not sure y brown discharge is it mucus plug and can it cause premature labour.i want be full term and on bed rest till July 10. Please advice