Background. Information on the efficacy of breast stimulation for inducing labor in grandmultiparas and in women with a previous cesarean section with or without premature rupture of membranes is limited.Methods. Retrospective study of labor data from 135 women of grand multiparity or those with a previous section with or without premature rupture of the membranes in whom labor was induced by breast stimulation.Results. The success rate in achieving vaginal delivery was 84%. The duration of breast stimulation, length of labor, vaginal delivery rate, and Apgar score did not differ significantly among the four groups studied.Conclusion. Breast stimulation in grandmultiparas and in women with a previous cesarean section is efficacious and safe.