Analgesics, Opioid: all 2,341 studies that test it
Page 11 of 24. Open to participants first (248), then studies with results posted, then the rest; newest registration first within each.
- Different Postoperative Analgesics Use After UreteroscopyStatus unknownNCT05507554Not applicable
- Effects on Recovery of Children of Intravenous Formulation of Fentanyl Citrate and Midazolam Orally for PremedicationActive, not recruitingNCT05500599Not applicable
- Epidural Tap in Labor Analgesia FOR LABOR ANALGESIACompletedNCT05499234Not applicable
- Comparison of the Effects of Esketamine, Sufentanil, or Lidocaine on Tussis Reflection During Upper GastroscopyStatus unknownNCT05497492Not applicable
- Cebranopadol Effects on Ventilatory Drive, Central Nervous System (CNS) and Pain.CompletedNCT05491785Phase 1
- Comparison of Preoperative Analgesics on the Efficacy of Inferior Alveolar Nerve Block.CompletedNCT05488925Phase 4
- Moderate Sedation Combined With Acupuncture Anesthesia in Gastroscopy and Colonoscopy on Screening ResearchCompletedNCT05485064Not applicable
- Assessing Optimal XR-Buprenorphine Initiation Points in JailWithdrawnNCT05481112Phase 4
- Comparison Between IT Fentanyl and IV Granisetron in Prevention of Vomiting in CS Under Spinal AnesthesiaStatus unknownNCT05474001Not applicable
- Compare Continuous Gastrocnemius Plane Block With Intravenous Analgesia After Foot and Ankle SurgeryStatus unknownNCT05463809Phase 3
- Project 1 Aim 2, Adaptations of the Brain in Chronic Pain With Opioid ExposureActive, not recruitingNCT05463367Phase 2
- Safety, Tolerability and Pharmacokinetics of NYX-783 and Oxycodone DDI StudyCompletedNCT05447286Phase 1
- Effectiveness of Patient-Controlled Intravenous Analgesia (PCIA) With FentanylCompletedNCT05429567Phase 1
- True Functional Restoration and Analgesia in Non-Radicular Low Back PainStatus unknownNCT05419297Phase 4
- Understanding How Methadone Treatment During Surgery Affects Pain Levels and the Need for Pain Medications After SurgeryActive, not recruitingNCT05417100Phase 3
- Compared With Different Method for Postcesarean Section AnalgesiaCompletedNCT05405049Not applicable
- Efficacy of NSAID and Acetaminophen in the Control of Post-Operative Pain in Patients Undergoing Total Knee ReplacementCompletedNCT05393414Not applicable
- A Clinical Trial Evaluating the Efficacy and Safety of HSK21542 in Patients for Postoperative Pain TreatmentCompletedNCT05390905Phase 3
- Non-interaction Study Between Pregabalin and Tramadol, Administered Individually or Combination, in Healthy SubjectsCompletedNCT05389150Phase 1
- Impact of Opioids on Heart Rate During Rapid Sequence IntubationTerminatedNCT05384665Not applicable
- Effects of Morphine Added to Bupivacaine in Transversus Abdominis Plane Block for Inguinal Hernia RepairCompletedNCT05379374Not applicable
- Comparison of Short-term Sustained-release Opioid in Open Abdominal Urologic SurgeriesCompletedNCT05375916Not applicable
- High Spinal Anesthesia and the Incidence of Delirium After Cardiac SurgeryActive, not recruitingNCT05374356Not applicable
- Split Scripts for Pediatric Supracondylar Fracture RepairsCompletedNCT05372133Not applicable
- Medication-assisted Treatment for Injecting Drug Users in VietnamCompletedNCT05368675Phase 4
- Opioid Reduction Toolkit Reduces Opioids Prescribed and ConsumedSuspendedNCT05363436Phase 4
- Too Much of a Good Thing? Impact of Initial Prescription Size in Post-cesarean Section Pain ManagementStatus unknownNCT05360433Phase 4
- Dexmedetomidine Versus Nalbuphine as an Adjuvant to Intrathecal BupivacaineCompletedNCT05347173Not applicable
- A Postoperative Sore Throat After Lumbar Spine Surgery in the Prone PositionStatus unknownNCT05345574Not applicable
- Postoperative Analgesia in Patients Undergoing Elective Lumbar Fusion Operations Under General AnesthesiaCompletedNCT05338320Phase 4
- Ultrasound-guided Paravertebral Block Versus Mid-point Transverse Process Pleura Block in Mastectomy SurgeryCompletedNCT05332028Phase 4
- Ultrasound-Guided TAP Block and Spinal Morphine for Pain Relief After Caesarean SectionCompletedNCT05331781Not applicable
- Epidural Dexmedetomidine vs Nalbuphine for Labor AnalgesiaCompletedNCT05327088Phase 2
- Methadone for 'Adenocarcinopathic' Pain TreatmentWithdrawnNCT05325164Phase 3
- Dexmedetomidine Versus Fentanyl for Sedation of Postoperative Mechanically Ventilated NeonatesCompletedNCT05324891Phase 2
- Comparison of Three Different Doses of Intrathecal Morphine for Analgesia After Cesarean SectionCompletedNCT05317572Not applicable
- Comparsion of IV Dexmedetomidine, Tramdol and Ketamine for Post Spinal Anesthesia Shivering.Status unknownNCT05311722Phase 3
- PENG Block vs Intrathecal Morphine in Total Hip ArthroplastyCompletedNCT05308420Phase 4
- Improving Pain Management and Decreasing LOS After Total Hip Arthroplasty (THA) and Total Knee Arthroplasty (TKA)Status unknownNCT05307341Phase 4
- Intrathecal Pethidine Plus Dexamethasone for Distal Lower Orthopedic SurgeriesCompletedNCT05303311Phase 4
- Nalbuphine Versus Dexmedetomidine for Prevention of Emergence Agitation in PediatricsStatus unknownNCT05273671Phase 4
- Extended-Release Naltrexone and Monthly Extended-Release Buprenorphine for Cocaine Use Disorder (CURB-2)CompletedNCT05262270Phase 2
- Study of LYN-014 in Individuals With Opioid Use Disorder Who Are Stable on Methadone TherapyWithdrawnNCT05251376Phase 1
- Effect of Caudal Nalbuphine on Postoperative Emergence Agitation in Pediatrics Undergoing Infra-umbilical SurgeriesStatus unknownNCT05245721Phase 1
- The Influence of Tramadol on Platelet FunctionCompletedNCT05237492Phase 4
- Subcutaneous Versus Intravenous Morphine When Switching From Oral to Parenteral Route in Palliative Cancer PatientsCompletedNCT05236647Phase 3
- Effectiveness and Safety of Methadone Versus Placebo for the Control of Neuropathic Pain in Different EtiologiesCompletedNCT05235191Phase 3
- Different Volumes of Erector Spinae Plane Block for Breast SurgeryCompletedNCT05232084Not applicable
- Median Effective Dose of Remifentanil for the Prevention of Pain Caused by the Injection of RocuroniumStatus unknownNCT05217238Not applicable
- The Comparison of Remimazolam With Propofol in Core Body TemperatureCompletedNCT05215834Phase 4
- Analgesic Effect of Intrathecal Morphine Combined With Low Dose Local Anesthetics on Postoperative Analgesia After Liver ResectionCompletedNCT05208801Not applicable
- Efficacy and Safety of Butorphanol Tartrate Injection for the Patients With Mechanical VentilationStatus unknownNCT05201560Not applicable
- Postoperative Pain Control by Use of Many Drugs in Small Doses IntrathecallyStatus unknownNCT05186454Phase 2
- Combined On-demand Sildenafil Citrate and Tramadol Hydrochloride for Treatment of Premature EjaculationStatus unknownNCT05183334Phase 4
- Nalbuphine Versus Ketamine for Prevention of Emergence Agitation After Sevoflurane in Children Undergoing TonsillectomyCompletedNCT05176119Phase 4
- Nebulized Fentanyl for Respiratory Symptoms in Patients With COVID-19Status unknownNCT05165992Phase 3
- Extended-release Pharmacotherapy for Opioid Use DisorderCompletedNCT05164549Phase 3
- Intraoperative Lidocaine Infusion as a Sole Analgesic Versus Morphine in Laparoscopic Gastric Bypass SurgeryCompletedNCT05150756Early Phase 1
- Effect of Topically Administered Levobupivacaine- Fentanyl Versus Levobupivacaine- Dexamethasone Combination in the Control of Pain After Endoscopic Sinus SurgeryStatus unknownNCT05145543Phase 2/3
- Stress and Opioid Misuse Risk: The Role of Endogenous Opioid and Endocannabinoid MechanismsCompletedNCT05142267Phase 4
- A Comparison of Three Regimens of Acute Pain Management: Methoxyflurane; Intranasal Fentanyl; Intravenous MorphineCompletedNCT05137184Phase 3
- ANI and Remifentanil in Skull Pin Fixation.CompletedNCT05125328Phase 4
- Pre-emptive Intravenous Morphine for Acute Post-craniotomy Pain.Active, not recruitingNCT05117034Not applicable
- Comparison of MgSO4 Versus Meperidine for Prevention of Shivering During Spinal AnesthesiaCompletedNCT05110469Phase 4
- Does the Use of Intrathecal Morphine Increase the Length of Hospital Stay in Fast Track Orthopedic Procedures?CompletedNCT05105074Not applicable
- Does Intrathecal Morphine Affect Outcomes in Spine Deformity SurgeryStatus unknownNCT05092828Phase 4
- Nalbuphine Versus Morphine for Perioperative Tumor AblationStatus unknownNCT05073744Phase 4
- Safety & Efficacy of Intranasal Dexmedetomidine, Fentanyl & Midazolam in the Pediatric Emergency RoomWithdrawnNCT05057689Phase 2
- Effect of Opioids on Central Control of Ventilation in Children With Obstructive Sleep ApneaCompletedNCT05051189Early Phase 1
- Opioid-based Versus Lidocaine-based Induction of Anesthesia With Propofol in ElderlyStatus unknownNCT05051007Phase 4
- Effect of Intrathecal Morphine on Urinary Bladder Function and Recovery in Patients Having a Cesarean DeliveryCompletedNCT05042817Not applicable
- Role of Preoperative Transdermal Buprenorphine Patch in Reducing Postoperative Opioids Consumption in Patients Undergoing Total Knee Arthroplasties - A Randomised Controlled Trial.Status unknownNCT05042648Phase 4
- Epidural Nalbuphine Versus Dexmedetomidine as Adjuvants to Bupivacaine in Lower Limb SurgeriesCompletedNCT05041270Not applicable
- Efficacy of Injectable Fentanyl in Sublingual Route Versus Oral Morphine Syrup for Breakthrough PainCompletedNCT05037539Phase 1/2
- Effect of Different Sedation and Analgesia Strategies on Patients With Mechanical VentilationStatus unknownNCT05024799Phase 4
- Compare the Effects of Remifentanil and Fentanyl on the Duration of Mechanical Ventilation of ICU PatientsStatus unknownNCT05014711Phase 4
- Benefits of Opioid Free Anesthesia on Morphine Consumption in Gastric BypassCompletedNCT05004519Not applicable
- Efficacy and Safety of Remifentanil for Mechanically Ventilated Patients in ICUStatus unknownNCT05003570Phase 3
- Opioid Use Disorder Treatment Linkage at Strategic Touchpoints Using BuprenorphineCompletedNCT04991974Phase 2/3
- Effect of Tramadol on Postoperative Sore Throat After General AnesthesiaStatus unknownNCT04991493Phase 4
- Treatment of Spontaneous Hyperventilation With Remifentanil in Traumatic Brain Injury PatientsStatus unknownNCT04974060Not applicable
- Dexmedetomidine to Levobupivacaine for Transversus Abdominis Plane Block in Elderly Patients Undergoing Inguinal Hernia Repair SurgeryCompletedNCT04971759Phase 2/3
- Effect of Preoperative Oral Tramadol on Inferior Alveolar Nerve Block in Patients With Symptomatic Irreversible PulpitisCompletedNCT04961268Not applicable
- Drug Intervention of Spontaneous Hyperventilation in Patients With Aneurysmal Subarachnoid HemorrhageStatus unknownNCT04940273Not applicable
- Efficacy and Safety of Fentanyl for Pain Control in Newborn on Mechanical VentilationStatus unknownNCT04937946Phase 4
- Dexmedetomidine vs. Remifentanil Undergoing Cataract Surgery in GeriatricsCompletedNCT04935541Not applicable
- Intrathecal Midazolam, Fentanyl and Nalbuphine as Adjuvants to Bupivacaine in Spinal Anesthesia for Cesarean SectionCompletedNCT04932083Not applicable
- Methadone Anesthesia For Kidney Transplant ReceptorsStatus unknownNCT04908345Phase 3
- The Effectiveness of Sedation and Analgesia in Colonoscopy Treatment of Colorectal PolypsStatus unknownNCT04906317Not applicable
- Randomized, Controlled, Double Blind, to Evaluate the Postpartum Analgesia With Epidural Morphine: Analgesic Effect of Two Different Doses Compared to PlaceboCompletedNCT04887649Phase 3
- An Randomized Control Trial Comparing Two Drug Combinations for Pain Management After Third Molars SurgerySuspendedNCT04874675Not applicable
- Inflammatory Response to Opioid Versus Opioid Free AnesthesiaCompletedNCT04854252Not applicable
- TAP Block With Intrathecal Fentanyl vs. Intrathecal Morphine in Cesarean DeliveryCompletedNCT04824274Not applicable
- Intrathecal Morphine for Radical Robot Assisted Prostatectomy (TORNADO)CompletedNCT04814745Not applicable
- Trans Abdominis Plane (TAP) Block in Patients With Cesarean SectionStatus unknownNCT04809532Not applicable
- Buprenorphine Induction for Fentanyl Dependent Opioid UsersWithdrawnNCT04794790Early Phase 1
- IV PCA With or Without Continuous Dose vs Oral Opioid to Maintain Analgesia for Severe Cancer Pain After Successful TitrationCompletedNCT04785768Phase 3
- Buprenorphine/Naloxone Micro-Dosing for Postoperative Pain Management in Opioid-Tolerant PatientsWithdrawnNCT04771689Phase 4
- Methadone for Spinal Fusion Surgery.TerminatedNCT04764825Phase 4
- Comparison of Two Analgesic Strategies After Scheduled CaesareanCompletedNCT04755712Phase 4