Description of the Study Design This will be a two-arm, randomized controlled clinical trial in which 200 women having a single vaginal delivery and receiving prophylactic oxytocin for the management of the third stage of labor at two public hospital in Montevideo will be allocated to one of two interventions: CCT or a "hands-off" policy. All outcomes will be measured before maternal discharge from the hospital. The primary outcome is postpartum blood loss.