Anak, this is really something you need to discuss with your OB right away, hindi kami doctors kaya hindi kami makakapag-advise ng tama dito. An open cervix at 32 weeks is serious, at ang doctor mo lang ang makakasabi kung babalik ba talaga sa normal or what happens next with your meds. Please don't wait, go back sa OB mo agad para ma-monitor properly. Praying for you and baby!