| Dronabinol in Total Knee Arthroplasty (TKA) (NCT04734080) | Hospital for Special Surgery, New York | 2021-03-09 |
| SMART Trial: Intrapersonal and Interpersonal Stigma Reduction (NCT04693416) | University of Tennessee | 2021-03-08 |
| Stopping Opioid Overuse in Obstetrics to Halt Exposure Trial (NCT04680221) | University of Missouri, Kansas City | 2021-03-01 |
| Effects of US-guided SAPB During Breast Surgery (NCT04824833) | Zonguldak Bulent Ecevit University | 2021-03-01 |
| RelieVRx for Total Knee Arthroplasty (TKA) for the Reduction of Acute Postoperative Pain and Opioid Use (NCT04010266) | AppliedVR Inc. | 2021-03-01 |
| Optimization and Multi-Site Feasibility of Yoga for Chronic Pain in People in YOGAMAT-II - Phase I (NCT04646148) | Butler Hospital | 2021-03-01 |
| Opioid Approach Bias Modification (NCT04436926) | University of California, San Francisco | 2021-03-01 |
| Methadone for Spinal Fusion Surgery. (NCT04764825) | University of Aarhus | 2021-02-26 |
| Erector Spinae Plane Blocks for Adolescent Idiopathic Scoliosis (NCT04500613) | Hospital for Special Surgery, New York | 2021-02-22 |
| Assessment of the Development of Postoperative Persistent Postoperative Pain (NCT05370924) | A.O.U. Città della Salute e della Scienza | 2021-02-20 |
| Preventing Opioid Use Among Justice-involved Youth as They Transition to Adulthood Leveraging Safe Adults (LeSA) (NCT04678960) | Texas Christian University | 2021-02-15 |
| Prospective Multicentre Study of the Use of Ketamine in the Treatment of Refractory Chronic Pain in the French CLCC (NCT04459234) | Centre Leon Berard | 2021-02-02 |
| PENG vs Intra-articular Injection for Hip Arthroscopy (NCT04698746) | Bezmialem Vakif University | 2021-01-20 |
| Prevention Interventions for Opioid Misuse (NCT04550715) | University of Michigan | 2021-01-04 |
| Opioid Analgesic Reduction Study (NCT04452344) | Rutgers, The State University of New Jersey | 2021-01-04 |
| Project 1 Aim 2, Adaptations of the Brain in Chronic Pain With Opioid Exposure (NCT05463367) | Northwestern University | 2021-01-01 |
| Healthy Adult Male Facial Skin Surface Lipid Pheromone p.o. to Treat Opioid Addiction (NCT03394911) | Bubba Nicholson | 2020-12-31 |
| Effects of Hypnosis Therapy on Outcomes in Shoulder Replacement Therapy (NCT04889833) | Foundation for Orthopaedic Research and Education | 2020-12-19 |
| Evaluation of Neuroinflammation FNOS PET/CT in HIV (+) and (-) Subjects With OUD and Healthy Controls (NCT04401917) | University of Pennsylvania | 2020-12-07 |
| Chronic Pain, Opioid Use, and Epidermal Nerve Fiber Density (NCT04801498) | University of Kansas Medical Center | 2020-12-07 |
| Comparison of Thoracolumbar Interfascial and Erector Spinae Plane Block on Analgesic Efficiency of After Spinal Surgery (NCT03931343) | Bezmialem Vakif University | 2020-12-01 |
| Comparison of Quadratus Lumborum Block Types (NCT04588389) | University of Massachusetts, Worcester | 2020-12-01 |
| The Impact of Sublingual Sufentanil on Postoperative Pain and Analgesic Requirements in Spine Surgery Patients (NCT04263909) | Brigham and Women's Hospital | 2020-12-01 |
| Opioids and Smoking Cessation (NCT03857139) | University of Houston | 2020-12-01 |
| Understanding the Postpartum Pain Experience in Women of Minority Race/Ethnicity (NCT04601246) | Northwestern University | 2020-12-01 |
| TACUNA (Traditions and Connections for Urban Native Americans) (NCT04617938) | RAND | 2020-11-23 |
| Non-Invasive Vagal Nerve Stimulation in Opioid Use Disorders (NCT04556552) | Emory University | 2020-11-13 |
| Inflammatory Response to Opioid Versus Opioid Free Anesthesia (NCT04854252) | University of Guadalajara | 2020-11-12 |
| How Does the Addition of Adductor Canal Block to Local Infiltration Affect Recovery in Patients Undergoing Total Knee Arthroplasty? A Feasibility Study. (NCT04648072) | Health Sciences North Research Institute | 2020-11-04 |
| Nociception-Level (NOL) for the Assessment of Pain in Patient Unable to Self-Report (NCT04581642) | Medasense Biometrics Ltd | 2020-11-01 |
| Esophageal Dysfunction Associated With Opioids: Clinical Response and Manometric Findings After Opioid Discontinuation (NCT06522633) | Hospital Clinic of Barcelona | 2020-11-01 |
| Efect of Erector Spina Plane Block on Mastectomy (NCT04824300) | Marmara University | 2020-11-01 |
| Reflexology Socks and Opioid-induced Constipation (NCT05314335) | Muğla Sıtkı Koçman University | 2020-10-30 |
| Hip Arthroscopy Postoperative Opioid Demands (NCT04094701) | Rush University Medical Center | 2020-10-21 |
| Insomnia and Sleep Disturbances in Chronic Pain Patients - Relation to Physical Activity Level and Opioid Use (NCT04649281) | Göteborg University | 2020-10-12 |
| Opioid Free Anesthesia-Analgesia Strategy and Surgical Stress in Elective Open Abdominal Aortic Aneurysm Repair (NCT04894864) | University of Crete | 2020-10-08 |
| Do Discounted Vouchers for Medical Cannabis Reduce Opioid Use in Adults With Pain (NCT04495725) | Vireo Health | 2020-10-06 |
| Does Medical Cannabis Reduce Opioid Use in Adults With Pain (NCT04308148) | Albert Einstein College of Medicine | 2020-10-06 |
| Opioid Dispensing Device for Post-Operative Pain in Cancer Patients (NCT05585788) | Columbia University | 2020-10-05 |
| SLeep and OPioid UsE in Patients Undergoing Total Knee Arthroplasty (NCT04247646) | Scripps Health | 2020-10-01 |
| Pharmacokinetics of Morphine and Oxycodone in Frail Elderly Undergoing Cardiac Surgery (NCT04696445) | St. Antonius Hospital | 2020-10-01 |
| Opioid Prescription After Cesarean Trial (NCT04296396) | The George Washington University Biostatistics Center | 2020-09-21 |
| Variation in Opioid Prescribing and Use for Acute Pain in Diverse Populations (NCT04509115) | Yale University | 2020-09-11 |
| Opioid Laws and Pediatric Use (NCT04543227) | Nationwide Children's Hospital | 2020-09-10 |
| Appropriate Opioid Quantities for Acute Pain - Pharmacist Study (NCT04484610) | Centre for Addiction and Mental Health | 2020-09-08 |
| STandard Versus No Opioid Prescription After Prolapse and Anti-INcontinence Surgery Trial (NCT04491617) | The Cleveland Clinic | 2020-08-27 |
| PRescribing INterventions for Chronic Pain Via the Electronic Health Record Study - Opioid-Naive Population (NCT04601493) | University of Minnesota | 2020-08-26 |
| PRescribing INterventions for Chronic Pain Via the Electronic Health Record Study - Primary Care Providers (NCT04601506) | University of Minnesota | 2020-08-26 |
| PRescribing INterventions for Chronic Pain Via the Electronic Health Record Study - Current Opioid-User Population (NCT04601480) | University of Minnesota | 2020-08-26 |
| Mobile Health (mHealth) App for Safe Opioid Use (NCT04462250) | Rutgers, The State University of New Jersey | 2020-08-24 |
| Pain Avoidance Behavior and Its Relation to Risk for Opioid Use in Chronic Pain Patients (NCT04603417) | The Cleveland Clinic | 2020-08-15 |
| Mindfulness Oriented Recovery Enhancement for Chronic Pain and Opioid Relapse (NCT04491968) | Rutgers, The State University of New Jersey | 2020-08-13 |
| Cognitive Behavioral Therapy and Real-Time Pain Management Intervention for Sickle Cell Via Mobile Applications (NCT04419168) | University of Pittsburgh | 2020-08-12 |
| Usual Care Intervention Research Evaluating the Impact of a Personalized Pharmaceutical Plan on the Duration of Opioid Treatment in Non-cancerous Pain (NCT05196386) | University Hospital, Rouen | 2020-08-06 |
| Erector Spinea Plane Block in Pediatric Hip Surgery (NCT04374396) | Tanta University | 2020-07-28 |
| Mindfulness in Endometrial and Cervical Cancer (NCT04512144) | St. Louis University | 2020-07-25 |
| Patient Knowledge on Pain Management and Safe Opioid Use (NCT04498559) | Hospital for Special Surgery, New York | 2020-07-24 |
| Opioid-Free Anesthetic for Tonsillectomy (NCT04528173) | Children's Hospital of Philadelphia | 2020-07-22 |
| Best Practice Alert for Opioid Prescribing (NCT04446975) | University of Colorado, Denver | 2020-07-07 |
| Ketamine for Acute Pain Management After Trauma (NCT04129086) | The University of Texas Health Science Center, Houston | 2020-07-01 |
| Chronic Pain, Opioids, and Anger Treatment (NCT04438746) | The University of Texas at San Antonio | 2020-07-01 |
| Postoperative Opt-In Narcotic Treatment Study (NCT04710069) | University of California, Los Angeles | 2020-06-26 |
| Postoperative Pain Scores and Opioid Consumption in Video Assisted Thoracic Surgery (NCT04459923) | Ataturk University | 2020-06-20 |
| The Effect of Pectoral Blocks on Perioperative Pain in Gender Affirmation Top Surgery (NCT04474366) | University of California, San Francisco | 2020-06-16 |
| Liposomal Bupivacaine Versus Bupivacaine Plain for Operative Pain Management of Forefoot Surgery (NCT04751344) | Alexandra Black | 2020-06-16 |
| Project Relief: Developing Brain Stimulation as a Treatment for Chronic Pain (NCT04156802) | Wake Forest University Health Sciences | 2020-06-15 |
| Vaginal Postpartum Pain Management Protocol Comparison (NCT04087317) | Rambam Health Care Campus | 2020-06-01 |
| Perioperative Pregabalin in Ureteroscopy (NCT04122196) | University of Missouri-Columbia | 2020-06-01 |
| Exparel Use in Adductor Canal Block After Total Knee Arthroplasty (NCT04910165) | St. Luke's Hospital, Pennsylvania | 2020-06-01 |
| Liberal vs. Restricted Post-discharge Opioid Prescribing Following Midurethral Sling (NCT04277975) | Milton S. Hershey Medical Center | 2020-06-01 |
| Collaborative Opioid Taper After Trauma: Preventing Opioid Misuse and Opioid Use Disorder (NCT04275258) | University of Washington | 2020-06-01 |
| Effectiveness of a Preoperative Educational Video for Reducing Opioid Consumption After Hand Surgery (NCT04625868) | Northwestern University | 2020-05-29 |
| Non-analgesic Effects Produced by Equipotent Analgesic Doses of Sufentanil, Hydromorphone, and Oxycodone (NCT04396587) | Peking University People's Hospital | 2020-05-20 |
| Erector Spinae Plane Block Versus Thoracic Paravertebral Block for Pain Control in Modified Radical Mastectomy (NCT04457115) | AUSL Romagna Rimini | 2020-04-27 |
| Use of Long-acting Bupivacaine In Lower Extremity Amputation (NCT04360421) | Loma Linda University | 2020-04-21 |
| Facilitating Opioid Care Connections (NCT04216719) | New York State Psychiatric Institute | 2020-03-18 |
| Celecoxib vs. Acetaminophen/Codeine/Caffeine for Post-operative Analgesia in Rhinoplasty. (NCT04259333) | Blake Raggio | 2020-03-01 |
| Therapeutic Efficacy of Intravenous Lidocaine Infusion Compared With Epidural Analgesia for Postoperative Pain Control in Adult Patients Undergoing Major Abdominal Surgery: Non-Inferiority Clinical Trial (NCT04017013) | Universidad de Antioquia | 2020-03-01 |
| Life Care Specialists (LCS) With a Focus on Patient Pain Management and Prevention of Substance Misuse (NCT04154384) | Emory University | 2020-02-21 |
| Safe Options for ACL Recovery (NCT04225468) | Karen Derefinko, PhD | 2020-02-12 |
| Opioid Free vs Opioid Based Anesthesia for Laparoscopic Sleeve Gastrectomy (NCT04260659) | Medical University of Warsaw | 2020-02-04 |
| Opioid-free Anesthesia for Open Cardiac Surgery: A Prospective Randomized Controlled Trial (NCT04197570) | Benaroya Research Institute | 2020-02-04 |
| Enhancing Medication-based Analgesia in Humans- STUDY 2 (NCT04036968) | Johns Hopkins University | 2020-02-01 |
| Promoting Clinical Guidelines for Opioid Prescribing (NCT04044521) | University of Wisconsin, Madison | 2020-01-31 |
| Laparoscopic Transversus Abdominis Plane (TAP) Block to Reduce Post-operative Opioids (NCT04655339) | Baylor Research Institute | 2020-01-24 |
| The Analgesic Efficacy of Continuous Sub-fascial Bupivacaine Infusion and Lidocaine Patches in Post-cesarean Patients With Opiate Use Disorder: A Comparative Efficacy Analysis (NCT04033562) | WellSpan Health | 2020-01-15 |
| Regional Anesthesia for Cardiothoracic Enhanced Recovery (NCT03781440) | Stanford University | 2020-01-01 |
| Regional Anesthesia Block in Fibula Free Flap Reconstruction (NCT03906838) | University of Florida | 2020-01-01 |
| Improving Post-Operative Pain and Recovery in Gynecologic Surgery (NCT04175509) | Aultman Health Foundation | 2019-12-23 |
| SMS Education for Post-operative Pain (NCT04039191) | Cedars-Sinai Medical Center | 2019-12-09 |
| Serratus Anterior Plane Block for Management of Post Thoracotomy Pain (NCT04258436) | Indiana University | 2019-12-09 |
| Microcurrent Treatment for Chronic Debilitating Pain (NCT04011176) | Paul Crawford | 2019-12-09 |
| Efficacy of NSAID and Acetaminophen in the Control of Post-Operative Pain in Patients Undergoing Total Knee Replacement (NCT05393414) | University of Puerto Rico | 2019-11-25 |
| Mindfulness Meditation and Bariatric Surgery (NCT04167852) | Cedars-Sinai Medical Center | 2019-11-21 |
| Empower Opioid Misuse & Chronic Pain (NCT04184362) | University of California, San Francisco | 2019-11-20 |
| Erector Spinae Plane Block Versus Conventional Analgesia in Complex Spine Surgery (NCT04156581) | Hospital for Special Surgery, New York | 2019-11-19 |
| Does a Non-Opioid Multimodal Pain (NOMO) Protocol Decrease Narcotic Use (NCT05386069) | Prisma Health-Upstate | 2019-11-15 |
| Kentucky Communities and Researchers Engaging to Halt the Opioid Epidemic (CARE2HOPE) (NCT04134767) | April M Young | 2019-11-15 |
| Integrated HIV Prevention and HCV Care for PWID (NCT03981445) | Columbia University | 2019-11-14 |
| Scenario Tailored Opioid Messaging Program (STOMP) to Improve Risk Understanding in Young Adults (NCT03863353) | University of Michigan | 2019-11-01 |