Adding Ketamine to Levobupivacaine in Paravertebral Block in Thoracotomy
Conditions: Ketamine; Levobupivacaine; Paravertebral Block; Acute Pain; Chronic Pain Interventions: Drug: Ketamine + Levobupivacaine; Drug: Levobupivacaine Sponsor: Tanta University Not yet recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials