KHATRI, M.; JOSHI, N.; SARASWAT, C. P.; SHRIVASTAVA, V.; CHOUDHARY, N. A comparative study on the efficacy of drotaverine and valethamate on cervical dilatation during labour: a prospective study from a tertiary care hospital of Rajasthan. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], 2026. DOI: 10.18203/2320-1770.ijrcog20260344. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/16529. Acesso em: 12 feb. 2026.