| Evaluation of Perineural Catheterization Practices in Postoperative Orthopedic Surgery (NCT04011839) | Centre Hospitalier Universitaire de Nīmes | 2021-06-07 |
| Quadratus Lumborum Block After Living Donor Kidney Transplantation (NCT04908761) | Seoul National University Hospital | 2021-06-03 |
| PECs for Implantable Cardiac Electronic Device Insertion (NCT05528627) | Antalya Training and Research Hospital | 2021-06-01 |
| Intranasal Versus Intravenous Drug in Painful Procedure for Outpatient Oncologic Participants (NCT04621110) | University of Sao Paulo General Hospital | 2021-06-01 |
| Nitrous Oxide for Pain Management During IUD Insertion in Nulliparous Adolescent Women (NCT04089852) | Boston Children's Hospital | 2021-06-01 |
| Dexmedetomidine for Analgosedation to Newborn Infants During Neonatal Intensive Care (NCT06482775) | Region Skane | 2021-06-01 |
| Lidocaine Spray for Pain Control in Rib Fractures (NCT05500677) | Ankara City Hospital Bilkent | 2021-06-01 |
| Comparison of Fascial Iliac Compartment Block and Quadratus Lumborum Block for Hip Surgery (NCT04827121) | Huazhong University of Science and Technology | 2021-05-31 |
| Analgesic Protocol With Gabapentin Dexmedetomidine For Postoperative Pain Managment (NCT04976374) | National Cancer Institute, Egypt | 2021-05-25 |
| Surfactant Administration by Insure or Thin Catheter (NCT04445571) | Karolinska Institutet | 2021-05-21 |
| Effect of Multimodal Opioid-free Anesthesia on Return of Bowel Function in Laparoscopic Colorectal Surgery (NCT04144933) | University of Saskatchewan | 2021-05-15 |
| Postoperative Analgesic Effect of Esketamine (NCT05582135) | Xuanhan County People's Hospital | 2021-05-05 |
| Developing and Pilot Testing an Opioid Tapering Protocol (NCT04257695) | Albert Einstein College of Medicine | 2021-05-04 |
| The Effect of Music Therapy on Pain Level and Analgesic Consumption (NCT05424211) | Cukurova University | 2021-05-02 |
| Preoperative Fluoroscopy Guided Hip Articular Branch Blocks and Analgesic Outcomes Following Hip Arthroscopy (NCT04538105) | Rush University Medical Center | 2021-05-01 |
| The Effect of Hypnosis in Fibromyalgia (NCT05861518) | Bursa Yuksek Ihtisas Training and Research Hospital | 2021-05-01 |
| Comparison of Erector Spinae Plane Block and Penile Block in Hypospadias Surgery (NCT04866368) | Kocaeli University | 2021-04-20 |
| Morphine Versus Ketamine as Adjuvants in Paravertebral Blocks (NCT04852484) | Aretaieion University Hospital | 2021-04-16 |
| Thoracic Epidural Analgesia vs Surgical Site Infiltration With Liposomal Bupivacaine Following Open Gynecologic Surgery (NCT04117074) | Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins | 2021-04-14 |
| Ultrasound Guided : Retrolaminar Block Versus Thoracic Epidural Analgesia Following Laparoscopic Cholecystectomy (NCT04835415) | Zagazig University | 2021-04-10 |
| Open Versus Ultrasound Approach for Serratus Anterior Block (NCT04841564) | Mansoura University | 2021-04-10 |
| Femoral Triangle Block With Popliteal Plexus Block Versus Femoral Triangle Block Versus Adductor Canal Block for TKA (NCT04854395) | Regionshospitalet Silkeborg | 2021-04-09 |
| Opioid-free Anesthesia With a Mixture of Dexmedetomidine-lidocaine-ketamine (NCT04858711) | Aretaieion University Hospital | 2021-04-01 |
| Comparison of Two Analgesic Strategies After Scheduled Caesarean (NCT04755712) | GCS Ramsay Santé pour l'Enseignement et la Recherche | 2021-03-22 |
| Efficiency of the Quadratus Lumborum Block for Post-operative Analgesia in Abdominoplasty Surgery (NCT04670224) | Centre Hospitalier Universitaire, Amiens | 2021-03-16 |
| Side Effects of a Single Shot Intrathecal Morphine in Clinical Practice, a Retrospective Analysis (NCT07238179) | Universitaire Ziekenhuizen KU Leuven | 2021-03-01 |
| Effect of Different Labour Analgesics on Maternal and Fetal Blood Flow Observed by Doppler Ultrasonography (NCT06099938) | First Affiliated Hospital of Jinan University | 2021-03-01 |
| Intraperitoneal Tramadol Versus Dexmedetomedine for Analgesia After Abdominal Laparoscopic Cancer Surgeries (NCT04813016) | National Cancer Institute, Egypt | 2021-03-01 |
| Evaluation of the Added Value of Metamizole to Standard Postoperative Treatment After Ambulant Shoulder Surgery (NCT04703257) | Jessa Hospital | 2021-02-26 |
| Trans Abdominis Plane (TAP) Block in Patients With Cesarean Section (NCT04809532) | Armed Forces Hospital, Pakistan | 2021-02-25 |
| Optimal Bupivacaine Dose for Initiation of Labor Epidural Techniques (NCT04814537) | Brigham and Women's Hospital | 2021-02-25 |
| Comparison Between Single Shot Ultrasonographic Guided Fascia Iliaca Block and Quadratus Lumborum Block in Hip Arthralgia. Comparative Double Blind Study (NCT04733586) | Minia University | 2021-02-20 |
| Pharmacokinetics and Pharmacodynamics of Levobupivacaine During Continuous Caudal Epidural Analgesia in Newborns (NCT06171295) | University Hospital, Motol | 2021-02-04 |
| Ultrasound Guided Retrolaminar Versus Erector Spinae Plane Block for Postoperative Analgesia (NCT04531215) | Zagazig University | 2021-02-01 |
| Dexmedetomidine Supplemented Analgesia in Patients at High-risk of Obstructive Sleep Apnea (NCT04608331) | Peking University First Hospital | 2021-01-29 |
| TLIP Block Versus Modified TLIP Block for Posterior Decompression and Stabilization Surgery (NCT05104203) | Indonesia University | 2021-01-21 |
| Buprenorphine Plus Baclofen to Increase Analgesia in Healthy Volunteers (NCT04251819) | University of Alabama at Birmingham | 2021-01-21 |
| Erectae Spinae Block Versus Intrathecal Morphine for Postoperative Analgesis in Lumbar Surgeries (NCT05123092) | Fayoum University Hospital | 2021-01-20 |
| Ultrasound- Guided Continuous Serratus Anterior Plane Block Versus Ultrasound- Guided Continuous Thoracic Paravertebral Block in Multiple Traumatic Rib Fractures. (NCT04710823) | Tanta University | 2021-01-16 |
| Optimal Peripheral Nerve Block After Minimally Invasive Colon Surgery (NCT04311099) | Claus Anders Bertelsen, PhD, MD | 2021-01-14 |
| Low-dose Intravenous Dexamethasone at Different Times as Adjunvants for Brachial Plexus Blocks (NCT04714112) | Shanghai Jiao Tong University Affiliated Sixth People's Hospital | 2021-01-10 |
| Bupivacaine Infiltration and Postoperative Pain (NCT04728308) | Armed Forces Hospital, Pakistan | 2021-01-10 |
| Erector Spinae Plane Block Versus Paravertebral Block for Analgesia After Cardiac Surgery (PEPS) (NCT04546113) | Institut Mutualiste Montsouris | 2021-01-07 |
| Analgesia Nociception Index (ANI) in Intracranial Surgical Anesthesia (NCT06752824) | Trakya University | 2021-01-01 |
| EFFECT - EFFectiveness of ESPB (Erector Spinae Plane Block) in Laparoscopic Cοlectomies Trial (NCT04879004) | Democritus University of Thrace | 2021-01-01 |
| Ketorolac-an Option for Post Operative Pain Management After Elective Cardiac Surgery. (NCT05361824) | National Institute of Cardiovascular Diseases, Pakistan | 2021-01-01 |
| Intravenous Lignocaine as an Analgesic Adjunct in Adolescent Idiopathic Scoliosis Surgery (NCT04931433) | University of Malaya | 2020-12-24 |
| Management of Post Dural Pucture Headache After Lower Limb Surgeries: Oral Prednisolone vs Oral Pregabalin (NCT04662125) | Zagazig University | 2020-12-10 |
| Serratus Anterior Plane Block Versus Standard of Care After Totally Endoscopic Aortic Valve Replacement (NCT04699422) | Jessa Hospital | 2020-12-03 |
| Efficacy and Safety of Erector Spinal Plane Block (ESPB) for Analgesia in Laparoscopic Cholecystectomy (NCT04648345) | Beijing Tsinghua Chang Gung Hospital | 2020-12-01 |
| Pre-emptive US Guided Superior Hypogastric Plexus Block in Pelvic Cancer Surgeries : a Randomized Double-Blinded Study (NCT04732234) | National Cancer Institute, Egypt | 2020-12-01 |
| The Efficacy and Safety of S-ketamine in Elective Cesarean Section (NCT04657107) | Beijing Obstetrics and Gynecology Hospital | 2020-12-01 |
| Lorazepam for the Analgosedation of Pediatric Patients in Mechanical Ventilation. (NCT04646135) | Bambino Gesù Hospital and Research Institute | 2020-12-01 |
| US Guided Erector Spinae Plane Block in Breast Cancer Surgery: Analgesia, Spread and Immunomodulation (NCT04796363) | Alexandria University | 2020-11-25 |
| Regional Anesthesia in Breast Surgery (NCT04629612) | Taipei Veterans General Hospital, Taiwan | 2020-11-20 |
| Effect of Intravenous Lidocaine on Propofol Requirements (NCT04633577) | General Hospital of Ningxia Medical University | 2020-11-20 |
| Methoxyflurane and Fentanyl in LBNP (NCT04641949) | Oslo University Hospital | 2020-11-18 |
| Shared Decision Aid for Post-Total Knee Arthroplasty Opioid Prescribing (NCT04564729) | Brigham and Women's Hospital | 2020-11-02 |
| Confirmatory Study of HFVI Guided Analgesic Administration in Surgical Subjects (NCT04049656) | University of Florida | 2020-10-08 |
| The Comparison of Analgesia Methods Used for Spinal Surgery (NCT04603638) | Istanbul University | 2020-10-04 |
| Opioid Sparing Analgesia: Dexmedetomidine Versus Lidocaine for Intracranial Surgeries in Children (NCT04535089) | Zagazig University | 2020-10-01 |
| Comparison of Meperidine and Sufentanil Added to 0.5% Hyperbaric Bupivacaine for Spinal Anesthesia in Cesarean Section (NCT04446715) | Makassed General Hospital | 2020-10-01 |
| Hypoalgesic Effects of Walking and Running Imagined (NCT04548323) | Universidad Autonoma de Madrid | 2020-09-30 |
| Extension of Analgesia by Combined Injection of Dexamethasone and Dexmedetomidine After Arthroscopic Shoulder Surgery (NCT04394481) | GCS Ramsay Santé pour l'Enseignement et la Recherche | 2020-09-28 |
| Serratus Anterior Plane Block Versus Thoracic Paravertebral Block. (NCT04554186) | Minia University | 2020-09-22 |
| Sonography-guided Pericapsular Never Group Block for Hip Arthroplasty (NCT04480320) | Guangzhou First People's Hospital | 2020-09-10 |
| Hydromorphone for ICU-analgesia in Patients With Non-mechanical Ventilation (NCT04436224) | Nanfang Hospital, Southern Medical University | 2020-09-04 |
| Efficacy of Coadministration of Calcitonin and Hyperbaric Bupivacaine in Spinal Anesthesia in Tramadol-abuse Patients (NCT04445857) | Ain Shams University | 2020-09-01 |
| Erector Spinae Plane Block for Paediatric Upper Abdominal Surgery (NCT04518215) | Nazmy Edward Seif | 2020-08-20 |
| A Study Evaluating the Efficacy and Safety of HSK21542 Injection for Analgesia in Subjects Undergoing Colonoscopy (NCT04470128) | Haisco Pharmaceutical Group Co., Ltd. | 2020-08-19 |
| Postoperative Pain, Why Still in Hospital and DAOH Following TORS for SCCUP & OSAS (NCT04189107) | Rigshospitalet, Denmark | 2020-08-18 |
| Ketamine Versus Magnesium Sulphate as Adjuvants for ESPB in Breast Cancer Surgery (NCT04275661) | Assiut University | 2020-08-01 |
| The Analgesic Effect of Butorphanol After Cesarean Section (NCT04490980) | Tongji Hospital | 2020-08-01 |
| The Effects of Adding Dexamethasone in the Quadratus Lumborum Block (NCT04496193) | Kaohsiung Medical University Chung-Ho Memorial Hospital | 2020-07-31 |
| The Effect of Pre-operative Videotape Before a Planned Cesarean Section on Anxiety Level (NCT04177966) | HaEmek Medical Center, Israel | 2020-07-29 |
| Analgesic Efficacy of Ultrasound Guided Bilateral Erector Spinae Plane Block in Pediatric. (NCT04452656) | Cairo University | 2020-07-20 |
| Comparison of Erector Spinae Block and Combined Deep and Superficial Serratus Anterior Plane Block (NCT06073197) | Uludag University | 2020-07-02 |
| Analgesia After Knee Arthroscopy :Dexmedetomidine vs Fentanyl (NCT04442906) | Zagazig University | 2020-07-01 |
| Single Shot Lumbar Erector Spinae Plane (ESP) Block in Total Hip Replacement (THR) (NCT04388553) | Tuen Mun Hospital | 2020-07-01 |
| Virtual Reality, Experience During Labour; a Qualitative Research (VIREL) (NCT04858984) | Zuyderland Medisch Centrum | 2020-07-01 |
| Effects of Thoracic Epidural Analgesia in Geriatric Patients Undergoing Open Heart Surgery (NCT04708080) | Karadeniz Technical University | 2020-07-01 |
| Peri-articular Nerve Group Block Versus Fascia Iliaca Block on Postoperative Pain After Hip Arthroscopy (NCT04423419) | Assiut University | 2020-07-01 |
| Intramuscular Ketorolac at Two Single-Dose Regimens (NCT04763876) | William Beaumont Army Medical Center | 2020-06-27 |
| Postoperative Opt-In Narcotic Treatment Study (NCT04710069) | University of California, Los Angeles | 2020-06-26 |
| Caudal Ropivacaine With or Without Dexmedetomidine for Post Operative Analgesia (NCT05979558) | National Academy of Medical Sciences, Nepal | 2020-06-16 |
| Assessment of the Effect of Age on Duration of Analgesia From Single-shot Femoral Nerve Blocks (NCT04495413) | University of Washington | 2020-06-15 |
| Effect of Paracetamol and Ibuprofen Reducing Morphine Requirements After Total Knee Arthroplasty (NCT04414995) | Indonesia University | 2020-06-05 |
| Tab Block and Patient Controlled Analgesia in CS (NCT04405336) | Aljazeera Hospital | 2020-05-28 |
| Improving Quality of Bier Block (NCT04393610) | Assiut University | 2020-05-14 |
| Analgesic Efficacy of Continuous Infusion of Local Anaesthetic Versus Single-shot Injection Interscalene Block (NCT04394130) | Eric Albrecht | 2020-05-12 |
| Wound Infiltration With Tramadol, Dexmedetomidine, or Magnesium Plus Ropivacaine for Pain Relief After Spine Surgery (NCT04391855) | Aristotle University Of Thessaloniki | 2020-05-10 |
| Comparison of the Effects of QLB 2 and QLB 3 on Post-operative Analgesia in Cesarean Section Surgery (NCT04364906) | Ondokuz Mayıs University | 2020-04-29 |
| Trunks Body Blocks for Postoperative Analgesia in Abdominal Surgery (NCT04143542) | Diskapi Teaching and Research Hospital | 2020-04-23 |
| Erector Spinae Block Versus PECS Block Type II for Breast Surgeries (NCT04284124) | National Cancer Institute, Egypt | 2020-03-19 |
| Ultrasound Percapsular Nerve Group Block VS Fascia Iliaca Block for Hip Fracture (NCT04285333) | University Tunis El Manar | 2020-03-17 |
| Programmed Intermittent Bolus Infusion of Thoracic Paravertebral Block for Hepatectomy (NCT04304274) | Cui Xulei | 2020-03-10 |
| PENG Block Combined to Wound Infiltration for Hip Replacement (NCT04306133) | Campus Bio-Medico University | 2020-03-09 |
| Parasternal Block for Cardiac Surgery (NCT04319588) | Campus Bio-Medico University | 2020-03-06 |
| Effect of Combinations of Paracetamol, Ibuprofen, and Dexamethasone on Patient-Controlled Morphine Consumption in the First 24 Hours After Total Hip Arthroplasty (NCT04123873) | Naestved Hospital | 2020-03-05 |
| Perioperative Thoracotomy Analgesia; Different Analgesic Modalities (NCT04264689) | National Cancer Institute, Egypt | 2020-03-02 |