| Sex Difference in Preemptive Analgesic Effects With Flurbiprofen Axetil on Postoperative Pain and Sleep Quality (NCT04627779) | Beijing Friendship Hospital | 2021-01-01 |
| Efficacy of Ice Packing Application in Post-Hemorrhoidectomy Recovery (NCT07186348) | Chang Gung Memorial Hospital | 2021-01-01 |
| Post-operative Pain Following Glide Path Preparation Using Rotary Neoniti GPS File and Manual K-files (NCT04559438) | Cairo University | 2021-01-01 |
| ERECTOR SPINE PLANE BLOCK VERSUS LOCAL INFILTRATION ANAESTHESIA FOR TRANSFORAMINAL PERCUTANEOUS ENDOSCOPIC DISCECTOMY (NCT05483647) | Lviv National Medical University | 2021-01-01 |
| Bilateral Retromuscular Rectus Sheath Block Catheters Usage for Early Postoperative Analgesia After Laparotomic Gastrectomy. (NCT05592496) | Riga East Clinical University Hospital | 2021-01-01 |
| Improving Pain Perceptions After Initiating a Delivery Application (NCT04822493) | Prisma Health-Upstate | 2021-01-01 |
| Peri-Articular-Multimodal Drug and Oral Celecoxib in Management of Postoperative Pain of Total Knee Arthroplasty (NCT05324995) | Isfahan University of Medical Sciences | 2021-01-01 |
| The Effect of Active Warming During General Anaesthesia on Postoperative Body Temperature, Shivering and Thermal Comfort (NCT04907617) | Bozok University | 2020-12-18 |
| Bilateral Bi-level Erector Spine Plane Block as a Component of General Anesthesia in Surgical Correction of Spinal Deformations (NCT04697498) | Lviv National Medical University | 2020-12-16 |
| Analgesic Effectiveness of PENG Block in Programmed Hip Arthroplasty Surgery (NCT04650100) | University Hospital, Toulouse | 2020-12-14 |
| REDUCE Trial: Perineural Dexamethasone on Scalp Nerve Blocks (NCT04648358) | Beijing Tiantan Hospital | 2020-12-13 |
| Comparison of Genicular Nerve Block and Intraarticular Injection for Postoperative Pain in Knee Arthroscopy (NCT04656743) | Tanta University | 2020-12-10 |
| USG-Guided Infiltration Popliteal Artery Capsule Knee Block Versus Adductor Canal Block Application as Postoperative Analgesia (NCT05956275) | Siirt Training and Research Hospital | 2020-12-08 |
| Ketamine in Patients Undergoing TEVAR Procedures Receiving NCI (NCT04600089) | Sam Tyagi | 2020-12-08 |
| Local Infiltration With Levobupivacaine During Laparoscopic Cholecystectomy (NCT04697329) | Hospital Universitario de Móstoles | 2020-12-03 |
| Comparison of Thoracolumbar Interfascial and Erector Spinae Plane Block on Analgesic Efficiency of After Spinal Surgery (NCT03931343) | Bezmialem Vakif University | 2020-12-01 |
| PENG Block for Arthroscopic Hip Surgery (NCT04508504) | University of Virginia | 2020-12-01 |
| Bromelain and Escin in the Reduction of Postoperative Sequelae in Periodontal and Implant Surgery (NCT04657874) | University of L'Aquila | 2020-12-01 |
| Comparison of Core Muscle Asymmetry Using Spine Balance 3D in Patients With Arthroscopic Shoulder Surgery (NCT04625816) | Sahmyook University | 2020-11-28 |
| The Ketamine for Acute Postoperative Analgesia (KAPA) Trial (NCT04646694) | University Health Network, Toronto | 2020-11-17 |
| Postoperative Pain of Rotary Versus Reciprocating Motions of Two Single Files (NCT05059171) | Minia University | 2020-11-16 |
| Cryotherapy on Inflammatory Profile and Postoperative Pain Levels in Endodontic Infections (NCT04798144) | Ondokuz Mayıs University | 2020-11-15 |
| The Effect of Perioperative Dexamethasone Administration on Postoperative Pain in Patients Undergoing Periacetabular Osteotomy. (NCT03874936) | Odense University Hospital | 2020-11-12 |
| Spinal Hydromorphone Versus Morphine for Post-Cesarean Delivery Analgesia (NCT03592992) | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | 2020-11-11 |
| Peripheral Nerve Block Techniques During Cleft Palate (NCT04467463) | Cairo University | 2020-11-01 |
| Sex Differences in Postoperative Sleep Quality and Inflammation (NCT04608435) | Shengjing Hospital | 2020-10-31 |
| Postoperative Pain Management of Therapeutic Surgery: a Prospective, Observational Cohort Study. (NCT04578483) | China Medical University Hospital | 2020-10-27 |
| Monitoring Pupillary Reflex Dilatation for Optimized Postoperative Opioid Delivery Before Extubation. (NCT04594382) | Medical University of Vienna | 2020-10-21 |
| Erector Spinae Block for Thoracoscopic Surgery (NCT04751552) | St. Antonius Hospital | 2020-10-21 |
| Transversus Thoracis Muscle Plane Block for Postoperative Pain in Adult Cardiac Surgery (NCT04591119) | Muğla Sıtkı Koçman University | 2020-10-20 |
| Trial of Weight Bearing Status Following Femoral Revision With Tapered, Fluted, Titanium Stems (NCT04592939) | Rothman Institute Orthopaedics | 2020-10-19 |
| The Effect of Ultrasound-guided Erector Spinae Block and Intraoperative Intercostal Nerve Block on Postoperative Analgesia in Thoracic Surgery (NCT04581616) | National Taiwan University Hospital | 2020-10-16 |
| Pre-emptive Topical Lidocaine 5% Plaster for Prevention of Post-craniotomy Pain (NCT04169854) | Beijing Tiantan Hospital | 2020-10-15 |
| Morphine Consumption in Thoracotomy (NCT04999319) | Kocaeli University | 2020-10-15 |
| Efficacy of Erector Spinae Plane Block in Caridac Surgery (NCT05312957) | Abant Izzet Baysal University | 2020-10-14 |
| Opioid Free Anesthesia-Analgesia Strategy and Surgical Stress in Elective Open Abdominal Aortic Aneurysm Repair (NCT04894864) | University of Crete | 2020-10-08 |
| The Comparison of Analgesia Methods Used for Spinal Surgery (NCT04603638) | Istanbul University | 2020-10-04 |
| Brief Postoperative Hypnosis Intervention as Multimodal Analgesia After Major Abdominal Surgery (NCT04645654) | University of Lausanne Hospitals | 2020-10-01 |
| Comparison of the Application of Lidocaine With Intraperitoneal Bupivacaine in Cesarian Operations Wound Infiltration (NCT04856735) | Ataturk University | 2020-10-01 |
| Pharmacokinetics of Morphine and Oxycodone in Frail Elderly Undergoing Cardiac Surgery (NCT04696445) | St. Antonius Hospital | 2020-10-01 |
| A Comparison of Silicone Versus Polyvinylchloride (PVC) Drains Following VATS Lobectomy (NCT06425601) | University Medical Centre Ljubljana | 2020-09-30 |
| Fascia Iliaca Block Supplemented With Perineural Vs Intravenous Dexamethasone (NCT04561856) | Assiut University | 2020-09-30 |
| Dose-Response Study of MR-107A-01 in The Treatment of Post-Surgical Dental Pain (NCT04571515) | Mylan Inc. | 2020-09-29 |
| Bilateral Continuous Erector Spinae Blocks for Post-Sternotomy Pain Management (NCT04567407) | Boston Children's Hospital | 2020-09-22 |
| Comparison of Analgesic Efficacy of US Guided ESP Block With Port Site Infiltration Following Laparoscopic Cholecystectomy (NCT04167176) | Assiut University | 2020-09-15 |
| Implementation of Adjuvants in Intercostal Nerve Blockades for Thoracoscopic Surgery in Pulmonary Cancer Patients (NCT04633850) | Jannie Bisgaard Stæhr | 2020-09-08 |
| Ketamine or Neostigmine for Serratus Anterior Plane Block in Modified Radical Mastectomy (NCT04544228) | Cairo University | 2020-09-05 |
| Evaluation of Ultrasound-guided Erector Spinae Block for Postoperative Analgesia in Laprascopic Ventral Hernia Repair. (NCT04438369) | Ostfold Hospital Trust | 2020-09-01 |
| Postoperative Pain Following Restoration With Composite Resin Versus Sonic Fill (NCT04307420) | Cairo University | 2020-09-01 |
| Single Visit Root Canal Treatment :Incidence of Postoperative Pain Using Two Different Sealers (NCT04482101) | Cairo University | 2020-09-01 |
| Suprainguinal Fascia Iliaca Block Versus PENG Block for Hip Arthroplasty Analgesia (NCT04402450) | University of Chile | 2020-08-31 |
| Effect of Continue RISS Block in Thoracotomy (NCT04443556) | Konya Meram State Hospital | 2020-08-31 |
| STandard Versus No Opioid Prescription After Prolapse and Anti-INcontinence Surgery Trial (NCT04491617) | The Cleveland Clinic | 2020-08-27 |
| Postoperative Pain, Why Still in Hospital and DAOH Following TORS for SCCUP & OSAS (NCT04189107) | Rigshospitalet, Denmark | 2020-08-18 |
| Virtual Reality Distraction for Reduction (NCT04416555) | The Cleveland Clinic | 2020-08-03 |
| Role of Opioids in Epidural Solutions (NCT04251962) | Tel-Aviv Sourasky Medical Center | 2020-08-01 |
| Effects of Methylprednisolone Plus Ropivacaine Infiltration Before Wound Closure on Laminoplasty or Laminectomy (NCT04493463) | Beijing Tiantan Hospital | 2020-07-31 |
| Effects of Continuous Infusion of Intravenous Nefopam on Postoperative Pain and Opioid Consumption After VATS (NCT04450355) | Seoul National University Hospital | 2020-07-30 |
| Effect of Regional Anesthesia Techniques on Perioperative Blood Loss in Femoral Neck Fracture Surgery (NCT07702084) | Bursa Yuksek Ihtisas Training and Research Hospital | 2020-07-30 |
| A Phase 2 Study to Evaluate Pregabalin and Acetaminophen Compared to Acetaminophen and Placebo in Subjects Undergoing Bunionectomy (NCT04495283) | Nevakar, Inc. | 2020-07-28 |
| Erector Spinea Plane Block in Pediatric Hip Surgery (NCT04374396) | Tanta University | 2020-07-28 |
| Total Knee Replacement TIVA With Robotic Arm Assisted (NCT04002271) | The University of Hong Kong | 2020-07-22 |
| Pericapsular Nerve Group (PENG) Block Versus Supra-inguinal Fascia Iliaca Compartment Block for Pain Management After Total Hip Arthroplasty: a Randomized Controlled Trial (NCT04426045) | Yonsei University | 2020-07-21 |
| Analgesic Efficacy of the Erector Spinae Plane Block Using Bupivacaine Versus Bupivacaine/Magnesium Sulphate in Patients Undergoing Lumbar Spine Surgery (NCT04433624) | Beni-Suef University | 2020-07-18 |
| Adding Different Additives to Bupivacaine-fentanyl Mixture in Spinal Anesthesia for Cesarean Section (NCT04464616) | Tanta University | 2020-07-15 |
| REGIONAL ANALGESIA TECHNIQUES FOR EFFECTIVE RECOVERY TO CORONARY ARTERY BYPASS SURGERIES: A RETROSPECTİVE STUDY IN A SINGLE CENTER EXPERIENCE (NCT05282303) | V.K.V. American Hospital, Istanbul | 2020-07-10 |
| Evaluation of Postoperative Pain in Children (NCT04510571) | Ege University | 2020-07-10 |
| Safety, Tolerability, and Pharmacokinetics of HSK21542 in Healthy Volunteers (NCT04110886) | Sichuan Haisco Pharmaceutical Group Co., Ltd | 2020-07-02 |
| The Effect of Preoperative Oral Dexamethasone Supplementation on the Outcome of Thyroidectomised Patients. (NCT04412694) | Medical University of Lodz | 2020-07-01 |
| Oral Dexamethasone as an Intervention for Postoperative Pain and Nausea Management in Total Knee Arthroplasty (NCT04432259) | Henry Ford Health System | 2020-07-01 |
| Peri-articular Injection and (IPACK) With Adductor Canal Block in Total Knee Arthroplasty. (NCT04396652) | Tanta University | 2020-07-01 |
| Pain After Laparoscopic Hysterectomy (NCT05784493) | Namik Kemal University | 2020-07-01 |
| Comparison of Ultrasound Guided Genicular Nerve Block and Periarticular Infiltration in Knee Arthroplasty (NCT04419701) | Tanta University | 2020-06-30 |
| Postoperative Opt-In Narcotic Treatment Study (NCT04710069) | University of California, Los Angeles | 2020-06-26 |
| Adductor Canal Block (ACB) Versus ACB /Saphenous Block in Patients Undergoing Anterior Cruciate Ligament Repair (NCT04443634) | Cairo University | 2020-06-25 |
| Circumflex Nerve Blocks Versus Posterior Cord Nerve Blocks in Shoulder Arthroscopy (NCT04446403) | Bassant M. Abdelhamid | 2020-06-25 |
| Different Concentrations of Bupivacaine in Erector Spinae Plane Block in Hip Surgeries (NCT04442750) | Cairo University | 2020-06-22 |
| Ultrasound-Guided Erector Spinae Plan Block for Colorectal Surgery (NCT04313764) | Ataturk University | 2020-06-18 |
| Liposomal Bupivacaine Versus Bupivacaine Plain for Operative Pain Management of Forefoot Surgery (NCT04751344) | Alexandra Black | 2020-06-16 |
| Cervical Erector Spinae Block for Shoulder Surgery (NCT04397549) | Konya Necmettin Erbakan Üniversitesi | 2020-06-15 |
| The Effects of Reiki on Abdominal Surgery Patients' Anxiety, Fear, Postoperative Pain and Life Findings (NCT04935723) | Cukurova University | 2020-06-15 |
| "Effect of Sonic Activation Assisted Irrigation and Apical Enlargement on Postoperative Endodontic Pain" (NCT04314908) | Istanbul Medipol University Hospital | 2020-06-10 |
| Fentanyl Versus Midazolam As Additives To Bupivacaine In Ultrasound Guided Transversus Abdominis Plane Block (NCT04426617) | Bassant M. Abdelhamid | 2020-06-10 |
| Perioperative Cognitive Trajectories in Deferred Surgery (CoTELE-SURGE) (NCT04787536) | McMaster University | 2020-06-10 |
| Postoperative Pain Results According to Pressure to Form Pneumoperitoneum (NCT04398810) | Seoul St. Mary's Hospital | 2020-06-02 |
| The Goal of This Study is to Evaluate the Effect of Ultrasound Guided Erector Spinae Plane Block on Postoperative Pain After Major Abdominal Surgeries (NCT04382209) | Suez Canal University | 2020-06-01 |
| Quadratus Lumborum Block vs Transversus Abdominis Plane Block in Bladder Cancer Surgeries (NCT04402411) | National Cancer Institute, Egypt | 2020-06-01 |
| Liberal vs. Restricted Post-discharge Opioid Prescribing Following Midurethral Sling (NCT04277975) | Milton S. Hershey Medical Center | 2020-06-01 |
| Safety and Efficacy of Patient Controlled Analgesia Using the Sublingual Sufentanil Tablet System (SSTS) in a Fast Track Rehabilitation Program After Total Knee Arthroplasty (NCT04432428) | University Hospital, Ghent | 2020-05-26 |
| Mü-opioid Receptor Level and Postoperative Pain in Patients With Gynecological Laparoscopy (NCT04690491) | Bozok University | 2020-05-15 |
| Vitamin D Levels and Postoperative Pain in Laparoscopic Cholecystectomy (NCT04687527) | Bozok University | 2020-05-15 |
| Open-Label Placebo Treatment for Acute Postoperative Pain (NCT04339023) | University Hospital, Basel, Switzerland | 2020-05-12 |
| Suprascapular Nerve Block Efficacy for Shoulder Surgery (NCT04364542) | Ivan Simionato | 2020-05-10 |
| Dose-Escalation Study of HTX-034 Following Bunionectomy (NCT04398329) | Heron Therapeutics | 2020-05-08 |
| Comparison of Ultrasound Guided Erector Spinae Plane Block and Ultrasound Guided Pericapsular Nerve Group Block for Pediatric Hip Surgery (NCT04373577) | Tanta University | 2020-05-01 |
| the Effect of Retrolaminar Block on Postoperative Pain (NCT04209907) | Kırıkkale University | 2020-05-01 |
| Pericapsular Nerve Group Block for Total Hip Arthroplasty (NCT04295408) | University Tunis El Manar | 2020-04-30 |
| Block of the Sphenopalatine Nerve Ganglion for Postoperative Analgesia (NCT04339231) | Universidade Federal Fluminense | 2020-04-25 |
| Retrolaminar Block for Postoperative Analgesia in Lumbar Herniectomy Surgery (NCT04343937) | Erzincan University | 2020-04-15 |
| IPACK Block After Total Knee Arthroplasty (NCT04295421) | University Tunis El Manar | 2020-03-31 |