Analgesics, Opioid: all 2,341 studies that test it
Page 9 of 24. Open to participants first (248), then studies with results posted, then the rest; newest registration first within each.
- Safety of Hydromorphone in Adult Patients Presenting to the Emergency Department With Acute Severe PainCompletedNCT00305110Phase 2Results posted
- Trial Comparing Morphine to Hydromorphone in Elderly Patients With Severe PainCompletedNCT00305058Phase 2/3Results posted
- RCT Comparing Methadone and Buprenorphine in Pregnant WomenCompletedNCT00271219Phase 3Results posted
- Drug Treatment Combined With Drug and Risk Reduction Counseling to Prevent of HIV Infection and Death Among Injection Drug UsersTerminatedNCT00270257Phase 3Results posted
- Long-term Safety Study of Sublingual Fentanyl Tablets in Cancer PatientsCompletedNCT00263575Phase 3Results posted
- A Dose Finding Study of Remifentanil and Propofol for Lumbar Punctures in ChildrenCompletedNCT00213239Phase 1/2Results posted
- Remifentanil as Intravenous Patient-controlled Analgesia (IVPCA) During LabourCompletedNCT00202722Phase 4Results posted
- Study of Fentanyl-Propofol-EMLA of L.M.X4 Technique for Bone Marrow AspirationTerminatedNCT00187135Phase 3Results posted
- Prescription Opioid Effects in Abusers Versus Non-AbusersCompletedNCT00158184Phase 2Results posted
- Comparison of A Single Dose Combination of Methadone and Morphine With Morphine Alone for Treating Post-operative PainCompletedNCT00142519Phase 2Results posted
- Spinal Morphine and Atropine Added to General Anaesthesia for Nausea and Pain After Abdominal LaparoscopyCompletedNCT07851870Phase 4
- Morphine Versus Dexmedetomidine as Adjuvants to Bupivacaine in TAP Block in Lower Abdominal SurgeriesCompletedNCT07842861Not applicable
- Morphine Versus Fentanyl for Myocardial Protection in Acyanotic Children Undergoing Congenital Open-Heart SurgeryCompletedNCT07839273Phase 4
- Prophylactic Tramadol Versus Magnesium Sulphate for Prevention of Post-Spinal ShiveringCompletedNCT07838662Not applicable
- VIMA vs TIVA and ONSD in Laparoscopic CholecystectomyCompletedNCT07786740Phase 4
- Low-dose Propofol Plus High-dose Alfentanil in Rapid Sequence InductionCompletedNCT07730918Not applicable
- Clinical Practice of Hydromorphone in Multimodal Analgesia for Enhanced Recovery After Surgery (ERAS) in Knee ArthroplastyCompletedNCT07722234Not applicable
- A Study Evaluating the Drug-Drug Interaction Between KL0011034 Injection and Alfentanil Hydrochloride InjectionCompletedNCT07710560Phase 1
- Postoperative Cognitive Function After Different Anesthetic Techniques in Obese PatientsCompletedNCT07665645Not applicable
- Evaluating the Efficacy and Utility of the Automated Pupillometer in Pain Assessment and Opioid Administration Guidance During the Perioperative Period: A Randomized Controlled TrialActive, not recruitingNCT07614607Not applicable
- FASCIA ILIACA BLOCK VERSUS INTRAVENOUS NALBUPHINE AS ANALGESIC METHOD BEFORE POSITIONING FOR SPINAL ANESTHESIA IN PATIENTS UNDERGOING SURGERY FOR HIP FRACTURESActive, not recruitingNCT07613801Phase 4
- Comparative Evaluation of Transdermal and Oral Drugs for Management of Post-Endodontic PainCompletedNCT07610265Phase 4
- Tapentadol vs Pregabalin for Postoperative Pain in Lower Limb SurgeryCompletedNCT07587645Not applicable
- Effective Dose of Alfentanil Combined With Propofol for Laryngeal Mask Airway Insertion in ChildrenCompletedNCT07581665Phase 4
- A Clinical Trial in Healthy Participants to Study the Effect of a Single Dose of MK-8527 on Levels of Methadone (MK-8527-020)CompletedNCT07528508Phase 1
- Telemedicine XR-B for Individuals in JailActive, not recruitingNCT07524738Phase 3
- Intrathecal Morphine 75 mcg Versus 100 mcg for Post-Cesarean Analgesia: A Randomized Double-blind TrialCompletedNCT07516717Phase 4
- Analgesic Equivalence of NSAIDs and Tramadol in Acute Postoperative Pain Following Minimally Invasive SurgeryCompletedNCT07500454Not applicable
- Total Intravenous and Balanced Anesthesia in Diabetic Patients Undergoing Video-Assisted ThoracoscopyActive, not recruitingNCT07496593Phase 4
- A Food Effect Study to Evaluate the Relative Bioavailability of Nalbuphine Extended-Release Tablets (NAL ER) in Healthy ParticipantsCompletedNCT07487740Phase 1
- Bupivacaine Alone vs Bupivacaine With Tramadol in Local Anesthesia ProceduresCompletedNCT07469826Phase 3
- Short-term Perfusion Effects: Dexketoprofen/TramadolCompletedNCT07386288Not applicable
- Opioid-Free vs Opioid-Based Anesthesia for Nasal SurgeriesCompletedNCT07350668Phase 3
- Effect of Nalbuphine on Hemodynamic Response During Laryngoscopy and IntubationCompletedNCT07348159Not applicable
- Propofol vs Remifentanil for Sedation in GastroscopyCompletedNCT07336628Not applicable
- COMPARISON OF INTRAVENOUS DEXMEDETOMEDINE AND TRAMADOL FOR POST OPERATIVE SHIVERING AFTER SPINAL ANESTHESIA FOR CAESAREAN SECTIONCompletedNCT07332572Phase 4
- Role of Preoperative Tapentadol in Reduction of Perioperative Analgesic Requirement After Breast Conservative Surgery in Cancer Patients.CompletedNCT07320781Not applicable
- Intrathecal Nalbuphine Versus Intrathecal Tramadol in Subarachnoid Block for Lower Limb Orthopaedic SurgeriesCompletedNCT07294352Not applicable
- Investigation of Antibacterial Effect of Levobupivacaine on Staphylococcus AureusCompletedNCT07285759Not applicable
- Comparison of Fentanyl and Magnesium to Control Reflex Hemodynamics in Patients Aged 50 and OlderCompletedNCT07258628Not applicable
- Ketamine-lidocaine Versus Ketamine-fentanyl for Induction of Anesthesia in Patients With Left Ventricular Systolic Dysfunction Undergoing Elective Coronary Artery BypassCompletedNCT07248202Not applicable
- Ketodex Versus Opioid Based Anesthesia in Obese Patients Undergoing Laparoscopic Sleeve Gastrectomy.Active, not recruitingNCT07246447Not applicable
- Effectiveness of Dexmedetomidine Versus Sufentanil on Cerebral Oxygen Saturation in Patients With Traumatic Brain InjuryCompletedNCT07244822Not applicable
- Dexmedetomidine as an Adjunct to Fentanyl for Term Neonates on Mechanical VentilationCompletedNCT07241351Phase 2/3
- Hemodynamic Effects of Fentanyl Vs Dexmedetomidine in Spine SurgeryCompletedNCT07238101Phase 4
- Intrathecal Morphine for Recovery and Outcomes After VATSCompletedNCT07231926Not applicable
- Fentanyl Versus Hydromorphone in Patients on Mechanical VentilationCompletedNCT07224620Phase 2
- Oral Methadone in Cardiac SurgeryActive, not recruitingNCT07221617Phase 4
- Effect of Oral Analgesics on Post-op PainCompletedNCT07204379Early Phase 1
- Transversalis Fascia Plane Block Versus Intrathecal Morphine for Postoperative Analgesia in Total Abdominal HysterectomyCompletedNCT07201272Not applicable
- Can Different Intrathecal Drugs Affect Day Case Anal Surgery Recovery Duration?CompletedNCT07156968Not applicable
- Pain Managment in Preterm NeonatesCompletedNCT07148882Phase 2/3
- Thoracic Paravertebral Block vs Intrathecal Morphine in VATSCompletedNCT07126483Not applicable
- Total Intravenous Anesthesia in Patients Undergoing CraniotomyActive, not recruitingNCT07105618Not applicable
- The Effects of Dexmedetomidine and Remifentanil on Kidney Injury After Muscle Compression Injury in RatsCompletedNCT07094165Not applicable
- The Impact of Intraoperative Methadone on Postoperative Opioid UseWithdrawnNCT07092475Phase 3
- Effect of Remifentanil on Pruritus and Paresthesia of Fospropofol Disodium AnesthesiaCompletedNCT07092384Not applicable
- Varied Remimazolam Dosages for Pediatric EndoscopyCompletedNCT07083440Not applicable
- Pain Control After Open Radical Nephrectomy: Thoracic Paravertebral Block Versus External Oblique Intercostal BlockCompletedNCT07071012Not applicable
- Erector Spinae Plane Block for Analgesia During ESWLCompletedNCT07067996Not applicable
- Comparison of Prophylactic Use of Tramadol Versus Ketamine for Prevention of Post Spinal Anesthesia ShiveringCompletedNCT07043049Phase 3
- NAL ER IPF Respiratory Function and Safety StudyCompletedNCT07036029Phase 1
- Clinical Comparative Study Aiming to Evaluate Postoperative Effect of Using Intrathecal Dexmedetomidine and Fentanyl as an Adjuvant to Heavy Bupivacaine in Lower Limb Vascular Surgeries on Pain Intensity, Analgesic Requirement and Shivering. Patients and Methods After Approval of Medical InstitutionCompletedNCT07035223Phase 4
- A Study of the Pharmacokinetic Interaction Between Pirfenidone, Nintedanib, and Nalbuphine Extended Release (NAL ER) in Healthy ParticipantsCompletedNCT07015398Phase 1
- Morphine and Dexmedetomidine as Adjuvants to Bupivacaine in Ultrasound-guided Erector Spinae Plane Block for Open Subcostal Renal SurgeriesCompletedNCT07012590Not applicable
- An Integrated Artificial Intelligence Approach for Predicting Analgesic Time Based on Nalbuphine Versus Morphine as Adjuvants to Bupivacaine in Ultrasound-Guided Supraclavicular BlockCompletedNCT07008443Phase 4
- Comparison Paravertebral and Serratus Anterior Plane Block in Video-assisted Thoracoscopic Surgery.Active, not recruitingNCT07002788Not applicable
- Analgesic and Sedative Effect of Fentanyl Versus Dexmedetomidine Infusion in Post-Operative Mechanically Ventilated Children After Open Abdominal SurgeriesCompletedNCT06994273Not applicable
- Evaluation of Safety and Efficacy of Nalbuphine Versus Morphine for Postoperative AnalgesiaCompletedNCT06949852Phase 3
- Fentanyl Versus Midazolam as an Adjunct to Spinal AnesthesiaActive, not recruitingNCT06917898Phase 1
- Evaluation of the Analgesic Efficacy of the Combination of Dexketoprofen + Paracetamol and the Combination of Naproxen Sodium + Codeine in Patients With Acute Dental PainCompletedNCT06916234Phase 4
- CHAO Tos: Codeina, HederA Helix, LevOdropropizina Para la TOSCompletedNCT06907355Phase 4
- Dexmedetomidine Enhancing the Recovery After Cardiac SurgeryCompletedNCT06907277Not applicable
- Effect of Dexmedetomidine and Total Intravenous Anesthesia on Endothelial Damage-Related BiomarkersCompletedNCT06897696Phase 4
- TAP Block , Intrathecal Morphine Or Their Combination For Post Operative Analgesia Following TAHActive, not recruitingNCT06882369Phase 1
- Reducing Pain With Methadone and Ketamine in Liver TransplantCompletedNCT06868589Phase 4
- Rebound Pain Following Regional Anaesthesia for Ankle Fracture SurgeryCompletedNCT06864312Phase 4
- Dexmedetomidine vs Tramadol for Anxiety, Pain, and Hemodynamics in HemorrhoidectomyCompletedNCT06860100Not applicable
- Ultrasound Guided Rectus Sheath Block Versus Intrathecal Morphine for Postoperative Analgesia in Patients Undergoing Open Total Abdominal HysterectomyCompletedNCT06837506Not applicable
- Premixed, Sequential and Manually Mixed Administration of Intrathecal Fentanyl and Bupivacaine in Cesarean SectionCompletedNCT06820203Not applicable
- Use of Remimazolam and Fentanyl for Procedural Sedation in Patients Undergoing Dental ExtractionWithdrawnNCT06793358Phase 4
- Postoperative Cognitive Dysfunction in Transsphenoidal Pituitary SurgeriesCompletedNCT06793150Phase 4
- Intrathecal Hydromorphone vs Intrathecal Morphine to Treat Post Cesarean Pain in Patients With Opioid Use Disorder Taking BuprenorphineWithdrawnNCT06784180Phase 4
- Lidocaine-based Versus Opioid-based Induction of Anesthesia in Emergency LaparotomyCompletedNCT06772727Phase 4
- Comparison of Safety and Efficacy for Different Sedation Regimens During ColonoscopyCompletedNCT06763705Phase 4
- Comparative Efficacy of Buprenorphine Transdermal Patch Versus Tramadol in Postoperative Analgesia for Shoulder ArthroscopyActive, not recruitingNCT06742554Phase 4
- Comparative Efficacy & Safety of Dexmedetomidine vs Tramadol in Paeds Hernioraphy. A Caudal Anaesthesia ApproachCompletedNCT06735443Phase 2/3
- Intravenous Methadone for Sternotomy Pain Control in Cardiac SurgeryCompletedNCT06728371Phase 3
- Effectiveness of Adding Morphine to Intraosseous Vancomycin for Pain Control in Total Knee ArthroplastyCompletedNCT06716749Phase 2
- A Randomized Study Comparing of Three Doses Nebulized Fentanyl in Older AdultsCompletedNCT06689124Phase 3
- Prophylactic Mirtazapine and Different Doses of Intrathecal Morphine in Preventing Nausea and Vomiting After Cesarean SectionCompletedNCT06681805Not applicable
- Personalized Post-Operative Pain ManagementActive, not recruitingNCT06669650Phase 4
- Perioperative Pain Management for Lumbar Spine SurgeryCompletedNCT06662318Not applicable
- Comparing Ketamine and Fentanyl in Pediatric Tonsillectomy: Pain Control and Emergence Delirium Outcomes (KVFPT)CompletedNCT06630364Phase 4
- The Impact of Low-Dose Esketamine Combined With Ciprofol on the Quality of Early Postoperative Recovery Among Elderly Patients Undergoing Painless GastroscopyActive, not recruitingNCT06617039Not applicable
- Comparison of IV Nalbuphine Versus Ibuprofen for Postoperative Pain Control in Cesarean SectionCompletedNCT06594224Not applicable
- Intranasal Fentanyl in Preterm Infants Undergoing Peripherally Inserted Central Catheter PlacementCompletedNCT06590870Phase 3
- Spinal Nalbuphine for Analgesia in Total Hip ArthroplastyCompletedNCT06577155Phase 2
- INDV-6001 Multiple-Dose Pharmacokinetic StudyCompletedNCT06576843Phase 2
- To Explore the Optimal Dose of Alfentanil for Skull Pin Fixation in Intracranial SurgeryStatus unknownNCT06563297Phase 4