{"id":"regional-block-1-paravertebral","safety":{"commonSideEffects":[{"rate":null,"effect":"Nerve injury"},{"rate":null,"effect":"Vascular puncture/hematoma"},{"rate":null,"effect":"Pleural puncture/pneumothorax"},{"rate":null,"effect":"Local anesthetic toxicity"},{"rate":null,"effect":"Infection at injection site"}]},"_chembl":null,"_dailymed":null,"mechanism":{"_ai_source":"claude-haiku-4.5","explanation":"Paravertebral blocks work by injecting local anesthetic into the paravertebral space, which contains the spinal nerves as they exit the intervertebral foramina. This blocks sensory, motor, and sympathetic nerve transmission in the distribution of those nerves, providing anesthesia or analgesia to the chest wall, abdomen, or other regions depending on the level of injection. The technique is used for perioperative pain management and regional anesthesia during surgical procedures.","oneSentence":"A paravertebral regional anesthetic block that delivers local anesthetic adjacent to the vertebral column to block spinal nerves and provide localized pain relief.","_ai_confidence":"low"},"_scrapedAt":"2026-03-28T01:31:46.218Z","_scrapedBy":"cloudflare-swarm","_wikipedia":null,"indications":{"approved":[{"name":"Perioperative anesthesia and analgesia for thoracic and abdominal surgical procedures"},{"name":"Postoperative pain management"}]},"trialDetails":[{"nctId":"NCT07493473","phase":"NA","title":"Parascapular Sub Iliocostalis Plane Block Versus Thoracic Paravertebral Plane Block for Traumatic Multiple Rib Fractures","status":"ACTIVE_NOT_RECRUITING","sponsor":"Zagazig University","startDate":"2025-05-01","conditions":"Discitis of Thoracic Region","enrollment":36},{"nctId":"NCT06618599","phase":"NA","title":"Mid-transverse Process Combined With Erector Spinae 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Postoperative","enrollment":102},{"nctId":"NCT03151434","phase":"PHASE3","title":"Comparison of Three Different Pain Blocks for Subjects Undergoing VATS (Video Assisted Thoracoscopic Surgery) Procedure.","status":"COMPLETED","sponsor":"Indiana University","startDate":"2017-02-07","conditions":"Video Assisted Thoracoscopic Surgery, Pain, Postoperative, Pain, Acute","enrollment":147},{"nctId":"NCT04719507","phase":"NA","title":"Erector Spinae Block Versus Thoracic Paravertebral Block for Postoperative Pain Control After Open Nephrectomy","status":"UNKNOWN","sponsor":"Cairo University","startDate":"2021-01","conditions":"Pain, Postoperative","enrollment":45},{"nctId":"NCT04657237","phase":"NA","title":"Effect of Anesthesia on Expression of Programmed Death-1 and Programmed Death-1 Ligand in Breast Cancer","status":"UNKNOWN","sponsor":"Assiut University","startDate":"2017-01","conditions":"Programmed Cell Death 1","enrollment":20},{"nctId":"NCT04406012","phase":"NA","title":"Analgesic 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Surgery","status":"COMPLETED","sponsor":"University of California, San Diego","startDate":"2018-07-12","conditions":"Breast Surgery","enrollment":100},{"nctId":"NCT04317898","phase":"NA","title":"Ultrasound-Guided Serratus Plane Block Vs Paravertebral Block For Chronic Post-mastectomy Pain.","status":"UNKNOWN","sponsor":"Assiut University","startDate":"2020-07","conditions":"Post-mastectomy Pain Syndrome","enrollment":50},{"nctId":"NCT03777644","phase":"NA","title":"Continuous Paravertebral Block on Postoperative Quality of Recovery After Hepatectomy","status":"COMPLETED","sponsor":"Cui Xulei","startDate":"2018-11-01","conditions":"Nerve Block","enrollment":76},{"nctId":"NCT04414488","phase":"","title":"The Impact of Regional Anaesthesia on Hormone Levels in Thoracic Surgery.","status":"COMPLETED","sponsor":"Medical University of Silesia","startDate":"2018-05-01","conditions":"Hormones, Anesthesia, Conduction, Thoracic Surgical 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Anesthesia, Regional, Spinal Stenosis","enrollment":120},{"nctId":"NCT04241887","phase":"NA","title":"Is Thoracic Paravertebral Block a Better Option Than Conscious Sedation for PRFA of Liver Tumors","status":"COMPLETED","sponsor":"University of Warmia and Mazury","startDate":"2017-09-09","conditions":"Liver Tumor","enrollment":30},{"nctId":"NCT03469700","phase":"NA","title":"General Anesthesia vs Paravertebral Block With General Anesthesia For Laparoscopic Sleeve Gastrectomy","status":"UNKNOWN","sponsor":"Makassed General Hospital","startDate":"2018-03-15","conditions":"Pain, Postoperative","enrollment":40},{"nctId":"NCT00720330","phase":"NA","title":"Lidocaine and Ketamine Versus Standard Care on Acute and Chronic Pain","status":"TERMINATED","sponsor":"The Cleveland Clinic","startDate":"2008-07","conditions":"Pain, Nausea","enrollment":12},{"nctId":"NCT02817321","phase":"NA","title":"Thoracic Paravertebral Block : Effect on Acute Pain and Chronic Pain of Hepatectomy With Right J-shape Subcostal Incision","status":"COMPLETED","sponsor":"Cui Xulei","startDate":"2016-11","conditions":"Hepatectomy, Analgesia, Nerve Block","enrollment":76},{"nctId":"NCT03328481","phase":"NA","title":"Quadratus Lumborum Block Using Loss-of-resistance Versus Ultrasound-guided Technique","status":"UNKNOWN","sponsor":"Cairo University","startDate":"2018-05-28","conditions":"Lower Abdominal Surgery, Quadratus Lumborum Block","enrollment":16},{"nctId":"NCT03422354","phase":"NA","title":"Effect of Ultrasound Guided L1,L2 Paravertebral Block in Decrease the Requirements for Hypotensive Drugs During General Anesthesia in Patients Undergoing Hip Surgeries.","status":"COMPLETED","sponsor":"Cairo University","startDate":"2018-02-12","conditions":"Ultrasound Guided L1,L2 Paravertebral Block","enrollment":74},{"nctId":"NCT02103946","phase":"NA","title":"Serratus Anterior Plane Block Versus Paravertebral Block for Postmastectomy Analgesia","status":"WITHDRAWN","sponsor":"National Cancer 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Fracture","enrollment":50},{"nctId":"NCT02840526","phase":"NA","title":"Thoracic Paravertebral Block in Pain Management After Renal Surgery","status":"COMPLETED","sponsor":"Silesian University of Medicine","startDate":"2013-05","conditions":"Postoperative Pain","enrollment":58},{"nctId":"NCT02042313","phase":"PHASE4","title":"Postoperative Pain Management After Minimally Invasive Esophagectomy","status":"UNKNOWN","sponsor":"Sun Yat-sen University","startDate":"2014-02","conditions":"Esophageal Cancer","enrollment":58},{"nctId":"NCT01621698","phase":"NA","title":"Study of Use of Paravertebral Blocks for Pain Relief in Video Assisted Lung Surgery","status":"COMPLETED","sponsor":"University Hospitals Bristol and Weston NHS Foundation Trust","startDate":"2012-07","conditions":"Lung Tumour, Lung Metastases","enrollment":100},{"nctId":"NCT01735851","phase":"PHASE4","title":"Comparison of Bilateral Thoracic Paravertebral Block to Thoracic Epidural Analgesia for Post Operative Analgesia in 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