Lignocaine vs Bupivacaine Infiltration for Postpartum Perineal Pain After Vaginal Delivery With Episiotomy in Primigravidae

Inclusion Criteria: * Primigravidae with the full term undergoing vaginal delivery with episiotomy. * Pregnancies and singleton vertex cephalic fetuses. * In the active phase of the first stage of labor. Exclusion Criteria: * Patients with history of drug allergies to study drugs as this will increase the risk of complications. * Patients undergoing vaginal delivery under epidural or spinal anesthesia as they will affect post-operative pain and interfere with assessment of efficacy of local infiltration of the study drugs. * Evidence of local infection at site of injection as this will interfere with the action of the study drug and will increase the risk of complications. * Inability to cooperate as this will affect our assessment. * Patient's refusal. * Any intraoperative complications that will affect our outcome criteria (bleeding, organ injury) as they will affect patient's vital data and affect our assessment. * Neurological comorbidities (chronic pain disorder, chronic systemic disease, neurological disorder, neuropathic pain) as they will need more analgesia. * Drug abuse as they will be tolerant to the used analgesics.