Overview Nifedipine Compared to Atosiban for Treating Preterm Labor Status: Completed Trial end date: 2012-02-01 Target enrollment: Participant gender: Summary The purpose of this study is to investigate the efficacy and the safety of nifedipine compared to atosiban for treating preterm labor. Phase: Phase 4 Details Lead Sponsor: Raed SalimTreatments: AtosibanNifedipineVasotocin