Levobupivacaine to the Surgical Wound Following Cesarean

Inclusion Criteria: * Full-term pregnant women who undergo scheduled cesarean surgery under intradural anesthesia. * Duly informed patients who have signed the informed consent during the preanesthesia consultation, or after a period of consideration if necessary, expressing their consent to be included in the study. * Between 18-45 years of age. * ASA I and II. * Sufficient intellectual ability to understand the technique as well as the equipment being used. Exclusion Criteria: * Failure to meet any of the above criteria. * Presence of a major medical, cardiovascular, pulmonary, metabolic, renal or liver disorder. * Preeclampsia and/or HELLP syndrome. * Coagulopathy * Profuse bleeding greater than 1000 ml or that which provokes hemodynamic instability that requires aggressive fluid therapy and/or transfusion. * Allergy to any drug included in the protocol. * Psychiatric or neurological pathology. * Preexisting infection. * Previous treatment with opioids or antidepressants or suffer from chronic pain. * History of alcohol or drug abuse or known consumption of medications that interfere with LB metabolism.