Analgesics, Opioid: all 2,341 studies that test it

Page 10 of 24. Open to participants first (248), then studies with results posted, then the rest; newest registration first within each.

• Comparison of the Analgesic Efficacy of Dexketoprofen Trometamol, Meperidine, and Paracetamol in Renal ColicCompletedNCT06558916Phase 4
• Granisetron Versus Pethidine in Treatment of Post Spinal Shivering in Cesarean SectionsCompletedNCT06513806Phase 4
• A Comparative Study of Intrathecal Dexmedetomidine and Fentanyl As Additives to Bupivacaine in Pott's FractureCompletedNCT06502262Phase 1
• Scheduled or as Needed Pain Regimen?Active, not recruitingNCT06495632Phase 4
• How Stress Alters Opioid Drug EffectsCompletedNCT06485817Not applicable
• Controlled Trial to Determine Most Effective Post-Operative Analgesia After Third Molar ExtractionCompletedNCT06484439Early Phase 1
• Opioid-based Versus Opioid-free Anaesthesia for Laparoscopic CholecystectomyCompletedNCT06476600Not applicable
• Opioid-based Versus Opioid-free Endotracheal IntubationCompletedNCT06464393Not applicable
• Effect of Equivalent Dose of Alfentanil and Sufentanil in Bronchoscopic TreatmentCompletedNCT06414018Not applicable
• Propofol-ketamine or Propofol-fentanyl for Procedural Sedation in the Short-term Gynecological CaseCompletedNCT06412861Not applicable
• Drug-Drug Interaction and Safety of AZD4041 Study (Part 1) and Efficacy, Safety, Pharmacokinetics and Pharmacodynamics of AZD4041 Study in Opioid Use Disorder (Part 2).TerminatedNCT06406400Phase 1
• Dexmedetomidine and Remifentanil in NORACompletedNCT06403670Phase 4
• Effect of Topical Airway Block on Hemodynamic Stability Post Induction of Anaesthesia in Cardiac SurgeriesCompletedNCT06395727Phase 4
• Dexmedetomidine vs Fentanyl in Controlling Labor PainCompletedNCT06392321Not applicable
• The Influence of Tramadol on Opioid-induced Bowel DysfunctionCompletedNCT06385561Phase 2
• Quality of Recovery After Laparoscopic Cholecystectomy Comparing Opioid Free Analgesia Versus Opioid Free AnesthesiaCompletedNCT06343753Not applicable
• Analgesic Efficacy of Mid-Transverse Process to Pleura (MTP) Block and Intrathecal Morphine in Idiopathic Scoliosis Patients Undergoing Posterior Spinal FusionCompletedNCT06331143Not applicable
• Intrathecal Non-preservative-free Morphine With Bupivacaine Versus Intrathecal Bupivacaine Alone for Analgesia in Unilateral Inguinal Hernia Repair SurgeriesCompletedNCT06319859Phase 3
• Dexmedetomidine vs. Remifentanil Conscious Sedation for Stapedotomy/StapedectomyCompletedNCT06283836Not applicable
• Programmed Intermittent Epidural Bolus (PIEB) Techniques for Labour AnalgesiaCompletedNCT06266767Phase 4
• 5x-Multiplier vs 3-Tier Model for Discharge Opioid Prescriptions After Intra-abdominal Cancer Surgery: A Randomized Clinical TrialCompletedNCT06232577Phase 2
• Diclofenac IM Versus Tramadol IV in Acute Renal Colic, RCTCompletedNCT06231043Phase 4
• Dexmedetomidine Versus Fentanyl as an Adjuvant to Bupivacaine in Saddle BlockCompletedNCT06216197Not applicable
• Optimal Concentration of Remifentanil for NIM Tube Intubation With Low-dose NMBACompletedNCT06162390Not applicable
• Effectiveness of Nalbuphine as an Adjuvant to Subarachnoid Block on Postoperative Analgesia in TURP SurgeryCompletedNCT06153602Not applicable
• Oxycodone (10, 20 mg) in a Postoperative DressingCompletedNCT06142591Phase 4
• Psychopharmacological Treatment of Emotional DistressWithdrawnNCT06133114Phase 4
• Preemptive Oral Gabapentin and Tramadol on Postoperative Pain After Knee ArthroscopyCompletedNCT06112223Not applicable
• Nalbuphine as Adjuvant During Bilateral Suprazygomatic Maxillary Nerve Block for Pediatric Cleft Palate RepairCompletedNCT06100315Phase 2/3
• Oral Buprenorphine as a Novel Low-dose Induction Strategy for Opioid Use DisorderCompletedNCT06086275Phase 1
• Perioperative Methadone Compared to Placebo in Elderly Hip Fracture PatientsCompletedNCT06086171Phase 4
• The Contribution of Intrathecal Morphine Administration to Postoperative Patient Satisfaction During Cesarean DeliveryCompletedNCT06076018Not applicable
• Comparison of Hemodynamic Changes With Morphine Versus Esmolol During Induction of AnaesthesiaCompletedNCT06065956Phase 1/2
• Optimization of Sedation Protocol for Endoscopic Procedures Using Impedance Ventilation Monitor.CompletedNCT06060626Not applicable
• Fentanyl OR Esketamine for Traumatic PAIN (FORE-PAIN) TrialTerminatedNCT06051227Phase 3
• The Effects of Oxycodone Versus Sufentanil on Pain and Inflammatory Response After TACECompletedNCT06041425Phase 4
• Ultrasound Guided Pericapsular Nerve Block Versus iv Sedation Analgesia in Reduction of Shoulder DislocationCompletedNCT06034873Phase 2
• Butorphanol in Pain Following Ablation for Hepatic TumorCompletedNCT06031129Not applicable
• The Comparison of the Analgesic Effects of Dezocine and Sufentanil in Patient-controlled Analgesia After LaryngectomyCompletedNCT06000137Not applicable
• Comparison of Postoperative Analgesia Between Intravenous Paracetamol and Intranasal TapentadolCompletedNCT05999890Phase 4
• Combined Injectable Treatment for HIV and OUDWithdrawnNCT05991622Phase 2
• Paracetamol Plus Tramadol Versus Fentanyl in Day Case SurgeriesCompletedNCT05990686Phase 4
• Genicular and Anterior Femoral Cutaneous Nerve Blocks for Total Knee ArthroplastyCompletedNCT05980546Phase 4
• Multimodal Pain Package vs. Regular Formulation for Pain Management in Ambulatory Spinal SurgeryWithdrawnNCT05965492Phase 3
• Comparison of Local Anesthetic Dose in Ipack Block Performed in Knee Arthroplasty OperationsCompletedNCT05963139Not applicable
• Hemodynamic Effects of Bolus of Ketamine Versus Fentanyl in Patients With Septic ShockCompletedNCT05957302Not applicable
• USG-Guided Infiltration Popliteal Artery Capsule Knee Block Versus Adductor Canal Block Application as Postoperative AnalgesiaCompletedNCT05956275Phase 4
• The Effect of Ketamine - Dexmedetomidine Admixture (Ketodex) on Hemodynamic Stability During Anesthesia Induction in Adults.CompletedNCT05948267Phase 4
• Low-dose Versus a High-dose Sublingual Buprenorphine InductionActive, not recruitingNCT05944952Phase 4
• No Opioids vs. Minimal Opioids Following Inguinal Hernia RepairActive, not recruitingNCT05929937Phase 4
• Intravenous Methadone in Perioperative Acute and Chronic Management in Chinese Adult Cardiac Surgical PatientsCompletedNCT05913284Phase 3
• Adjuvant Dexmedetomidine and Tramadol in Subcostal Transversus Abdominis Plan BlockCompletedNCT05905757Not applicable
• Symptom-inhibited Fentanyl InductionCompletedNCT05905367Phase 4
• Effect of Epidural Hydromorphone Combined With Ropivacaine in Labor AnalgesiaCompletedNCT05901441Phase 2
• Transdermal Buprenorphine Patch for Laparoscopic CholecystectomyCompletedNCT05871424Not applicable
• Comparison of Patient-controlled Analgesia Regimenfor Postoperative Pain in Patients Undergoing Total Knee ArthroplastyCompletedNCT05861791Not applicable
• The Efficacy and Safety of Dezocine Pretreatment for Pain Relief in Acne Scar Treatment of Fractional CO2 LaserStatus unknownNCT05861063Phase 4
• Morphine IV vs Paracetamol IV in Neonates and Infants After Cardiac SurgeryCompletedNCT05853263Not applicable
• Hydromorphone for Perioperative Analgesia in Lung Tumor Ablation Parallel ControlledStatus unknownNCT05848635Phase 4
• Intraoperative Methadone for Postoperative Pain ControlWithdrawnNCT05845359Phase 4
• Effects of Oxycodone Combined With Pregabalin on Chronic Postsurgical Pain in Spinal SurgeryStatus unknownNCT05795478Not applicable
• Colonic Motor Patterns in Healthy VolunteersCompletedNCT05770960Phase 4
• "NSAIDs vs. Opiates: Which is More Effective in Managing Pain in Mild to Moderate Acute Pancreatitis?Status unknownNCT05756504Early Phase 1
• Median Effective Dose of Remifentanil for the Prevention of Myoclonus Induced by Etomidate InjectionStatus unknownNCT05754762Not applicable
• Effects of Dexmedetomidine/Lidocaine/Intrathecal Morphine on Cancer Metastasis Biomarker After Colorectal SurgeryCompletedNCT05742438Not applicable
• Oxycodone in Combination With Parathoracic Nerve Block is Used for Postoperative Analgesia in Lung CancerStatus unknownNCT05742256Phase 1
• Opioid Sparing Anesthesia in Cervical Spine SurgeryStatus unknownNCT05717361Not applicable
• Opium Tincture Against Chronic Diarrhea - HealthyCompletedNCT05702190Not applicable
• The Effect of Intraoperative Tramadol on Postoperative OpioidCompletedNCT05696886Not applicable
• Opium Tincture Against Chronic Diarrhea - PatientsCompletedNCT05690321Phase 2
• Effect of Epidural Analgesia on Burst SuppressionStatus unknownNCT05688449Phase 4
• Patient-Controlled Sedation in Port Implantation (PACSPI-2)CompletedNCT05688384Phase 4
• Utility of CYP2D6 Genotyping to Improve the Efficacy and Safety of TramadolActive, not recruitingNCT05657704Phase 4
• Novel Induction to Buprenorphine/NaloxoneTerminatedNCT05644587Phase 4
• Efficacy and Safety of Remifentanil for Mechanically Ventilated Patients in Intensive Care UnitStatus unknownNCT05641909Phase 3
• Affective Effects of Pre-surgery Opioids: a Randomized, Doubleblind Placebo-controlled TrialCompletedNCT05639712Phase 4
• Evaluation of Effect of Intravenous Morphine vs Intravenous Ibuprofen and Acetaminophen vs Intravenous IbuprofenCompletedNCT05630222Phase 3
• Muscle Reflex Inhibition in Hypoxic ExerciseStatus unknownNCT05619887Not applicable
• Compair Efficacy of iv Dexmedetomidine & Tramadol for Post Spinal Shivering in Obs Patients Undergoing Cesarean SectionStatus unknownNCT05616364Phase 2
• The Effects of Tramadol Combined With Local Anesthesia on Pain After the Surgical Extraction of Third MolarsCompletedNCT05614440Early Phase 1
• The Analgesic Efficacy of Oxycodone Hydrochloride Versus Fentanyl After Total Hip Arthroplasty:CompletedNCT05602519Phase 4
• Comparative Study on the Effect of Quadratus Lumborum Block Versus Intrathecal Morphine on the Incidence of Chronic Pain Post Caesarean SectionCompletedNCT05602038Not applicable
• Whether Opioids Are Factor That Induced POD?CompletedNCT05596071Not applicable
• Opioid Sparing Anesthesia in Lumbar Spine SurgeryStatus unknownNCT05594407Not applicable
• Monthly Versus Daily Buprenorphine Formulations for Treatment of Opiate Use DisorderStatus unknownNCT05594121Phase 4
• Intrathecal Morphine for Thoracoscopic SurgeryCompletedNCT05588336Phase 4
• Postoperative Analgesic Effect of EsketamineCompletedNCT05582135Not applicable
• Perioperative Methadone in Hip Fracture PatientsCompletedNCT05581901Phase 4
• Personalizing Preprocedural Sedation for Regional AnesthesiaCompletedNCT05579509Early Phase 1
• Patient-controlled Intravenous Analgesia Combined With Different Opioid Receptors for Gastrointestinal SurgeryCompletedNCT05576675Phase 3
• Comparison of the Effects of Remifentanil and Dexmedetomidine Administered Under General Anesthesia in RhinoplastyCompletedNCT05572723Phase 4
• Comparison of the Time to the First Rescue Analgesic Among Parturients Receiving Intrathecal Additive Fentanyl or Intrathecal Fentanyl With TAP Block or TAP Block Alone for Elective Cesarean Sections Under Hyperbaric Bupivacaine Spinal AnesthesiaCompletedNCT05550597Not applicable
• Reduced Opioid Prescription After Laparoscopic HysterectomyActive, not recruitingNCT05548582Not applicable
• Long-term-opioid-free Anesthesia in Anterior Cervical SurgeryCompletedNCT05548465Not applicable
• Ultrasound Guided Psoas Compartment Block vs Suprainguinal Fascia Iliaca Compartment BlockStatus unknownNCT05543109Not applicable
• Fentanyl as an Adjuvant to Peribulbar Block in Buckle or Squint SurgeriesStatus unknownNCT05539911Early Phase 1
• Use of Tramadol Intraligamentary InjectionsCompletedNCT05538052Not applicable
• Comparative Bioavailability Study Between Etoricoxib and Tramadol, Administered Individually or in CombinationCompletedNCT05533073Phase 1
• Use of Oxycodone in Bariatric SurgeryStatus unknownNCT05515822Phase 4
• The Effect of Oxycodone Hydrochloride on CRBD After TURBT Under General AnesthesiaStatus unknownNCT05510986Not applicable

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