Madrid, EvaEvaMadridPérez, JavierJavierPérezJana StojanovaJavier BracchiglioneSimon ErridgeBruno CaracciRachel KlabundeJuan Víctor Ariel Franco2025-08-252025-08-252022-02-2810.1002/14651858.cd0145672-s2.0-85125447031https://cris-uv-2.scimago.es/handle/123456789/5814Objectives: This is a protocol for a Cochrane Review (intervention). The objectives are as follows:. To assess the efficacy and safety of cannabis-based medicines, compared to placebo or an alternative treatment strategy, for preventing nausea and vomiting during the postoperative period among adults undergoing elective surgery.enacceso abiertoMedicinePharmacologyreview