Analgesics, Opioid: all 2,341 studies that test it
Page 2 of 24. Open to participants first (248), then studies with results posted, then the rest; newest registration first within each.
- Determining the Optimal Dose of Intrathecal Morphine for Post-Cesarean AnalgesiaRecruitingNCT07023497Not applicable
- Nalbuphine Dosing and Its Impact on Anxiety and Depression in Ectopic Pregnancy SurgeryNot yet recruitingNCT07009808Not applicable
- Exploring the Impact of Genetic Variations on The Clinical Efficacy of Nalbuphine in Postoperative Pain ManagementRecruitingNCT06996561Phase 2/3
- Comparison of the Analgesic Effect of Oliceridine Versus Morphine or Sufentanil for Postoperative Analgesia in Lumbar Surgeries: a Randomized Control TrialRecruitingNCT06990893Not applicable
- Sufentanil Versus Ketamine Intranasally in the Management of Severe Acute Trauma-related Pain in Children.Not yet recruitingNCT06968546Phase 2
- Optimizing Perioperative Analgesia to Lower Pain Following Cleft Palate SurgeryRecruitingNCT06962306Phase 4
- Buprenorphine as a Post-operative Analgesic in Opioid-Naive Patients After Ankle Fracture SurgeryRecruitingNCT06949826Phase 4
- Intravenous Hydromorphone for the Treatment of Acute PainRecruitingNCT06949059Phase 1/2
- Stellate Ganglion Morphine Infiltration on Myocardial Ischemia-Reperfusion InjuryRecruitingNCT06947135Not applicable
- Intrathecal Morphine Versus Epidural Analgesia for Open Colon SurgeryRecruitingNCT06935708Phase 4
- Multimodal Pain Management After Wide Awake Local Anesthesia No Tourniquet Orthopedic Hand Surgery: A Randomized Control TrialNot yet recruitingNCT06917118Not applicable
- Intrathecal Morphine Versus Epidural Analgesia for Laparoscopic Colon SurgeryNot yet recruitingNCT06881563Phase 4
- Injectable Buprenorphine in Prison: A Preference TrialRecruitingNCT06880718Phase 4
- MethaLoad Dose-Finding StudyRecruitingNCT06877858Phase 1
- Safety and Efficacy Trial of TV5M01 for Radiation-Induced Mucositis in Head and Neck Cancer Patients.Not yet recruitingNCT06875791Phase 1/2
- NOTRE: Optimizing Long-Acting Pre-Exposure Prophylaxis and Medications for Opioid Use Disorder Interventions in Carceral SettingsNot yet recruitingNCT06854029Phase 4
- Prescription Opioids, Brain Structure, and Cognition in Older Adults With Chronic PainRecruitingNCT06837857Phase 2
- Dexmedetomidine and Fentanyl As Adjuvants to Hyperbaric Bupivacaine for the Prevention of Post-spinal Shivering in Hip Arthroplasty SurgeriesRecruitingNCT06834841Not applicable
- Comparative Analysis of Analgesic Efficacy: by Single Shot Intrathecal Analgesia (SSSA) in Normal LaborRecruitingNCT06823349Phase 4
- Analgesic Efficacy of Multiple Mid-Transverse Process to Pleura (MTP) Block and PCA in Idiopathic Scoliosis Patients Undergoing Posterior Spinal FusionRecruitingNCT06820190Not applicable
- Analgesic Efficacy of Fascia Iliaca Compartment Block Compared With Intrathecal Nalbuphine for Hip Surgery Under Spinal AnesthesiaRecruitingNCT06818396Not applicable
- Pain Control and Quality of Recovery After Intravenous Methadone Versus Intravenous Remifentanil in Craniotomy SurgeryRecruitingNCT06810336Early Phase 1
- Sufentanil in Patients With Lower Extremity Fracture Surgery Myocardial Damage Function StudyNot yet recruitingNCT06808841Not applicable
- Dexmedetomidine Versus Fentanyl As Adjuvants to Erector Spinae Plane Block for Postoperative Analgesia Following Simple Nephrectomy: a Randomized Clinical TrialNot yet recruitingNCT06799442Phase 2/3
- Efficacy and Safety of Intrathecal Morphine for Postoperative Pain Management Following Planned Caesarean SectionRecruitingNCT06797973Phase 4
- The Evaluation of the Effectiveness and Safety of Nalbuphine Hydrochloride Injection for Analgesia in ICU Patients: A Multicenter, Randomized, Single-blinded, Parallel, Two-step TrialRecruitingNCT06785571Phase 2/3
- Sufentanil Infusion vs Intravenous Methadone for Postoperative Analgesia Following Head and Neck Dissection With Free Flap or Rotational ReconstructionRecruitingNCT06784999Phase 4
- Comparing Prophylactic Intravenous Pethidine and Intrathecal Pethidine in Preventing Post Spinal Shivering in Caesarean SectionRecruitingNCT06775431Phase 3
- Intrathecal Morphine Injection Versus Continuous Wound Infiltration After PancreaticoduodenectomyRecruitingNCT06761989Not applicable
- Opioid Drug Interaction StudyRecruitingNCT06757140Phase 1/2
- Comparison Between Dexmedetomidine and Fentanyl As an Adjuvant to Bupivacaine in the Paravertebral Nerve Block in Laparoscopic Cholecystectomy for Postoperative Analgesia: Randomized Comparative Clinical Trial.Not yet recruitingNCT06752629Phase 4
- Balanced Analgosedation in Bronchoscopy: Propofol/Pethidine Versus Midazolam/PethidineNot yet recruitingNCT06736938Phase 4
- Comparative Study of Opioid-Free Anesthesia Versus Opioid Anesthesia in Patients Undergoing Laparoscopic CholecystectomyNot yet recruitingNCT06736496Phase 4
- A Clinical Trial Comparing Buprenorphine Formulations for High Potency Synthetic Opioid UseRecruitingNCT06726200Early Phase 1
- Comparison of the Efficacy of Intraperitoneal Instillation of Fentanyl Versus Nalbuphine As Adjuvants to Bupivacaine for Postoperative Pain Relief in Patients Undergoing Laparoscopic CholecystectomyNot yet recruitingNCT06722963Phase 4
- Use of Iv Tramadol and Ketamine for Prevention of Post Spinal Anesthesia ShiveringRecruitingNCT06722742Phase 3
- Comparsion Between Intrathecal Fentanyl and Intravenous Nalbuphine As a Postoperative Analgesia in Lower Limb SurgeriesNot yet recruitingNCT06720506Phase 4
- Role of Prophylactic Antiemetics in Women Receiving Intrathecal Morphine and Lipophilic Opioids Added to Bupivacaine for Cesarean SectionNot yet recruitingNCT06704139Phase 4
- Comparison Between Effect of Systemic Fentanyl Infusion and Fentanyl Added as An Adjuvant to Lidocaine in Bier Block For Controlling Pain in Patients Undergoing Hand SurgeriesNot yet recruitingNCT06696586Phase 4
- Comparative Study Between Intrathecal Magnesium Sulfate, Neostigmine and Fentanyl As Adjuvant for Bubivacaine in Postoperative Analgesia in Lower Abdominal SurgeriesNot yet recruitingNCT06685705Phase 4
- Comparing Analgesic Regimen Effectiveness and Safety for Surgery for Kids TrialRecruitingNCT06671002Phase 4
- Evaluating the Analgesic Efficacy of Oxycodone Hydrochloride in Pediatric Laparoscopic Cryptorchidism SurgeryNot yet recruitingNCT06665048Not applicable
- Opioid Free Anesthesia Versus Opioid Based AnesthesiaNot yet recruitingNCT06650371Not applicable
- Intravenous Tramadol and Magnesium Sulphate for Prevention of ShiveringNot yet recruitingNCT06612996Phase 4
- Intrathecal Morphine Versus Intravenous Methadone for Postoperative Analgesia Following Retroperitoneal Lymph Node Dissection.RecruitingNCT06593665Phase 3
- Remifentanil and Remimazolam to Limit Patient MovementRecruitingNCT06583811Not applicable
- Programmed Intermittent Epidural Bolus Compared With Continuous Infusion in Multiparous WomenRecruitingNCT06580327Not applicable
- Optimization of Pediatric Tonsillectomy to IMprove AnaLgesiaRecruitingNCT06576830Phase 4
- Quality of Labour Epidural Analgesia With Intrathecal Morphine as a Component of Combined Spinal EpiduralRecruitingNCT06572241Not applicable
- Remifentanil Versus Rocuronium for Optimizing Video Laryngoscopy-assisted Tracheal IntubationRecruitingNCT06564857Phase 4
- Effectiveness of Ultrasound-Guided Erector Spinae Plane Block for Postoperative Pain Control in Open Knee SurgeriesEnrolling by invitationNCT06562634Not applicable
- Paracetamol Plus Tramadol Versus Fentanyl As Preemptive Analgesia For Enhanced Recovery After Day Case SurgeriesEnrolling by invitationNCT06561672Early Phase 1
- Efficacy of Remifentanil in Preventing Emergence AgitationRecruitingNCT06539013Not applicable
- The Effects of One-time Intraoperative Methadone During Laparoscopic Hysterectomy in Reducing Opioid Prescription.RecruitingNCT06536517Phase 2
- Efficacy of Fentanyl Soaked Nasal Packs on Postoperative Pain in Nasal Surgeries.Not yet recruitingNCT06531759Phase 2
- Methadone Versus Intrathecal Hydromorphone for Postoperative Pain Relief in Gynecologic Cancer Undergoing SurgeryRecruitingNCT06525740Phase 4
- Effect of TEAS Combined With Oxycodone on Postoperative Visceral Pain in Gynecologic Laparoscopic PatientsRecruitingNCT06517069Not applicable
- Intraosseous Morphine Administration During Anterior Cruciate Ligament ReconstructionRecruitingNCT06511232Phase 4
- Optimizing Subcutaneous FEntanyl titRation: RApid Achievement of Adequate Exposure When Treating Cancer-Related paIn.RecruitingNCT06498037Phase 4
- Standard Versus High Dose ED-Initiated Buprenorphine InductionRecruitingNCT06494904Phase 3
- PIEB Compared With CEI on Breakthrough Pain in Nulliparous WomenRecruitingNCT06494280Not applicable
- Dexmedetomidine and Nalbuphine as Analgesic Adjuvants to Bupivacaine in Superficial Cervical Block.Not yet recruitingNCT06490614Phase 4
- Compare the Efficacy and Outcome Between Fentanyl and Morphine as Analgo-sedation in Mechanically Ventilated PatientsRecruitingNCT06479655Phase 4
- Efficacy and Safety Studies of Oliceridine FumarateNot yet recruitingNCT06454292Phase 4
- Efficacy and Safety of Oxycodone Hydrochloride for Long-term Analgesia in ICU PatientsNot yet recruitingNCT06444997Phase 4
- ACTION: Trial of Adding Buprenorphine, CBT, and TMS to Improve Outcomes of Long-Term Opioid Therapy for Chronic PainRecruitingNCT06442566Phase 1/2
- Effect of Dezocine Combined With Sufentanil on the Quality of Postoperative Recovery and Analgesic Effect in Patients Undergoing Thoracic SurgeryRecruitingNCT06439368Phase 4
- Effect of Oxycodone on Anxiety State in Painless AbortionNot yet recruitingNCT06435949Early Phase 1
- Oliceridine-Enhanced Analgesia and Recovery: A G-Protein Biased μ-Opioid StudyRecruitingNCT06409689Not applicable
- Pain Control and Quality of Recovery After Intravenous Methadone Versus Intrathecal Morphine in Major Abdominal SurgeryRecruitingNCT06387303Early Phase 1
- Fentanyl Versus Dexmedetomidine As an Adjuvant to Bupivacaine in Spinal Anesthesia ; Peritoneal Symptomatic EffectsRecruitingNCT06386783Phase 3
- Rapid Outpatient Low-dose Initiation of Buprenorphine for OUD With Fentanyl UseRecruitingNCT06379984Phase 2
- NonNarcotic Pain Control in Percutaneous Needle Tenotomy of ElbowRecruitingNCT06373978Phase 4
- Nebulized Ketamine to Nebulized Fentanyl for Treating Acute Painful Conditions in the EDRecruitingNCT06364540Phase 4
- PO Methadone Ortho OutpatientNot yet recruitingNCT06351215Phase 3
- Short Title: Standard vs. Lower Pressure PneumoperitoneumRecruitingNCT06338865Not applicable
- Comparison Between Ultrasound-Guided Erector Spinae Plane Block Versus Ultrasound-Guided Caudal InjectionNot yet recruitingNCT06336161Not applicable
- SPI and Remifentanil in Skull Pin FixationNot yet recruitingNCT06331663Phase 4
- Office-based Methadone Versus Buprenorphine to Address Retention in Medication for Opioid Use Disorder Treatment.RecruitingNCT06323824Phase 4
- Identifying Optimal Buprenorphine Dosing for Opioid Use Disorder Treatment and Prevention of OverdoseRecruitingNCT06316830Phase 2/3
- The Efficacy of Combined Intrathecal Morphine and PENG Block on Postoperative Pain in Hip ArthroplastyRecruitingNCT06298370Not applicable
- Epidural Oxycodone for Pain Management for Lower Limb AmputationRecruitingNCT06276179Not applicable
- Adding Dexmedetomidine or Tramadol to Paracetamol- An Effort to Attenuate Catheter Related Bladder DiscomfortRecruitingNCT06274333Phase 3
- Tapentadol vs Tramadol in Total Knee ArthroplastyRecruitingNCT06269770Phase 4
- Erector Spinae Block -DexmedetomidineRecruitingNCT06264739Not applicable
- Effect of Sufentanil on the Postoperative PainNot yet recruitingNCT06260046Not applicable
- The Efficacy of P0.1-guided Sedation Protocol in Critically Ill Patients Receiving Invasive Mechanical Ventilation: A Randomized Controlled TrialRecruitingNCT06203405Not applicable
- Nausea and Vomiting in Postoperative Paediatric Patients With Patient-Controlled Analgesia (PCA): Morphine vs OxycodoneRecruitingNCT06186141Phase 4
- Intranasal Sufentanil for Analgesia of Severe Sickle Cell Vaso-occlusive Pain Crisis in the PediatricNot yet recruitingNCT06181695Phase 3
- Comparison of Tramadol, Pethidine and Morphine in the Treatment of Pain After Thoracic SurgeryNot yet recruitingNCT06172920Phase 4
- Effects of Dexmetomidine and Remifentanil Used for Controlled Hypotension in Septorhinoplasty Surgery on Cardiac Electrophysiology: Prospective Randomized StudyNot yet recruitingNCT06138574Not applicable
- Tramadol and Tramadol Plus Ketamine for Shivering Prevention After Spinal Anesthesia in Lower Segment Caeserian SectionRecruitingNCT06134895Phase 4
- Effects of Sufentanil on the Intraoperative HemodynamicsRecruitingNCT06091904Not applicable
- Assessing Optimal XRB Initiation Points in JailRecruitingNCT06051890Phase 4
- Nalbuphine in ARDS Patients After SurgeryRecruitingNCT06037330Phase 4
- Efficacy and Safety of Hydromorphone-ropivacaine Versus Sufentanil-ropivacaine for Epidural Labor AnalgesiaRecruitingNCT06036797Phase 2
- Single Shot Intrathecal Analgesia in Vaginal DeliveryRecruitingNCT05998551Not applicable
- Inhalational Anesthesia vs TIVA in Endoscopic TympanoplastyRecruitingNCT05993039Early Phase 1
- Low-dose Buccal Buprenorphine: Relative Abuse Potential and AnalgesiaRecruitingNCT05988710Phase 4
- Opioid-sparing Versus Sevoflurane Anesthesia on Early Postoperative Hypoventilation in Laparoscopic Bariatric SurgeryNot yet recruitingNCT05962671Phase 4