Analgesics, Opioid: all 2,341 studies that test it
Page 19 of 24. Open to participants first (248), then studies with results posted, then the rest; newest registration first within each.
- Tramadol Infiltration for TonsillectomyWithdrawnNCT01636700Not applicable
- An Open-label Evaluation of Tapentadol Extended Release (ER) in Participants With Moderate to Severe Chronic Pain After Conversion From Hydrocodone, Oxycodone Controlled Release (CR), and/or Morphine Sustained Release (SR)WithdrawnNCT01631513Phase 4
- Pain Management in Geriatric Hip FractureCompletedNCT01630343Phase 2
- A Comparison of the Perioperative Hemodynamic Effects of Remifentanil and Esmolol in Intracranial SurgeryCompletedNCT01628562Phase 4
- Effect of Remifentanil on Postoperative Cognition Function in Patients Undergoing Major Abdominal SurgeryCompletedNCT01627873Phase 4
- Comparison of Intrathecal Fentanyl or Sufentanil in 1 mg Bupivacaine Spinal Anesthesia for TURP in Elderly PatientsCompletedNCT01608334Not applicable
- Ibuprofen Versus Codeine. Is One Better for Post-operative Pain Relief Following Reduction of Paediatric Forearm Fractures?Status unknownNCT01605240Not applicable
- Procedural Pain Treatment With Transmucosal Sublingual Fentanyl Tablet in Colonoscopy PatientsCompletedNCT01604187Phase 4
- Comparison of Morphine and Fentanyl/Midazolam in Intensive Care UnitCompletedNCT01602640Not applicable
- A Study to Assess the Abuse Potential of Hydrocodone Extended-Release Tablet in Recreational Opioid UsersCompletedNCT01596673Phase 1
- TAP Catheters Versus Intrathecal Morphine for Cesarean SectionStatus unknownNCT01593280Not applicable
- A Study of ULTRAM ER at Two Dose Levels in Adolescents With PainCompletedNCT01586507Phase 1
- A Pharmacokinetic, Tolerability, and Safety Study of ULTRAM ER in Children With PainCompletedNCT01586494Phase 1
- Drug Interaction Study of Isavuconazole and MethadoneCompletedNCT01582425Phase 1
- Efficacy Evaluation of Traditional Chinese Medicine JITAI Combined Comprehensive Model Among Heroin Addicts After DetoxificationCompletedNCT01580163Not applicable
- Effect of Sufentanil on the Rate of AnesthesiaCompletedNCT01572116Phase 2
- A Open-label, Single-dose Study to Investigate The Pharmacokinetics Between a GL2907 XL and Oxycontin CR Tab. 10mg in Healthy Male VolunteersCompletedNCT01568450Phase 1
- Oral Self Medication Versus IV Administration of Pain Killers After Caesarian DeliveryCompletedNCT01566253Phase 4
- Patient-controlled Intravenous Analgesia With Remifentanil Infusion for LabourTerminatedNCT01563939Not applicable
- Analgesia for 2nd Trimester Termination of PregnancyTerminatedNCT01563835Not applicable
- Long-term Safety of PF-00345439 (Oxycodone)CompletedNCT01559701Phase 3
- Epidural Volume Extension and Intrathecal Use of Local Anesthetics in Cesarean SectionsStatus unknownNCT01558713Phase 2/3
- Pharmacokinetics Study of ALO-02 and OxyContinCompletedNCT01557257Phase 1
- A Study To Characterize The Pharmacokinetics Of Oxycodone In Healthy VolunteersCompletedNCT01552863Phase 1
- Pharmacokinetics And Relative Bioavailability Study Of OxycodoneCompletedNCT01552850Phase 1
- Pharmacogenetics of Remifentanil in Patients With Hypertension Undergoing Cesarean Delivery Under General AnesthesiaCompletedNCT01550640Not applicable
- Meperidine as the Single Sedative Agent During EsophagogastroduodenoscopyCompletedNCT01547520Not applicable
- Intraoperative Opioids and Postoperative Recovery After Hepatobiliary or Foregut SurgeryCompletedNCT01546948Phase 4
- Buprenorphine in Acute Renal Colic Pain ManagementCompletedNCT01546701Phase 4
- The EC50 of Remifentanil Blunting Hemodynamic Response to Double Lumen Tube IntubationCompletedNCT01542099Not applicable
- Morphine as First Drug for Cancer PainCompletedNCT01541124Not applicable
- The Effect of Morphine on Prasugrel Absorption in STEMI PatientsCompletedNCT01536964Phase 4
- Oxycodone Versus Intravenous Morphine for Postoperative Analgesia After Hip SurgeryCompletedNCT01536301Phase 4
- Study in Healthy Volunteers to Investigate the Effects of Quinidine on the Pharmacokinetics of NKTR-118CompletedNCT01533155Phase 1
- A Clinical Study To Characterize The Pharmacokinetics And The Effects Of Food On Oxycodone In Healthy VolunteersCompletedNCT01530542Phase 1
- Perioperative Electroacupuncture on Postoperative Analgesia in ProstatectomyCompletedNCT01526525Phase 4
- Impact of Muscle Afferent Feedback During Exercise in Patients With Chronic Obstructive Pulmonary Disease (COPD)CompletedNCT01522729Not applicable
- Alfentanil and the Elimination of Sympathetic Responses to Tracheal Intubation During Rapid Sequence Induction of Anesthesia: A Probability-based ApproachCompletedNCT01518608Phase 4
- Fentanyl Use for Sedation in EsophagogastroduodenoscopyCompletedNCT01514695Phase 4
- Effect of Epidural Analgesia on the Parameter ANI During ChildbirthTerminatedNCT01505283Not applicable
- Comparison of Remifentanil With Dexmedetomidine or Midazolam in Regards of Sedation Effectivity and Postoperative Cognitive Functions in CystoscopiesCompletedNCT01491009Not applicable
- Pain Therapy After Elective Cardiac SurgeryCompletedNCT01490268Phase 4
- Analgesia After Total Knee Replacement SurgeryCompletedNCT01489631Not applicable
- The EC90 of Remifentanil Blunting Hemodynamic Changes to Head FixationCompletedNCT01489137Not applicable
- Efficacy of Two Bolus Doses of Remifentanil on the Incidence of Coughing During Emergence of AnesthesiaCompletedNCT01489072Not applicable
- Pharmacokinetic Profile of OROS Hydromorphone in Healthy Taiwanese Participants With Different Genotypes for the UGT2B7 GeneCompletedNCT01487564Phase 1
- Effect of Dose on the Pharmacokinetics of OROS Hydromorphone Under Fasted Conditions in Healthy Taiwanese ParticipantsCompletedNCT01487512Phase 1
- Pharmacokinetic (PK) Study of OxyNorm Injections in Chinese PatientCompletedNCT01482936Phase 1
- NORSPAN Transdermal Patches Phase III Study In Non-Cancer PainCompletedNCT01476774Phase 3
- Drug Drug Interaction Study With Gabapentin Enacarbil and MorphineCompletedNCT01476124Phase 1
- Methadone-Dolutegravir (DTG - GSK1349572) Drug Interaction Study.CompletedNCT01467518Phase 1
- Remifentanil in Extracorporeal Shock Wave LithotripsyCompletedNCT01452880Phase 4
- Study to Assess Longer-term Opioid Medication Effectiveness (SALOME)CompletedNCT01447212Phase 3
- Patient Satisfaction and Pain Control Following Reconstructive Vaginal SurgeryCompletedNCT01442818Not applicable
- The Effect of Intravenous Fentanyl Prior the End of Surgery on Emergence Agitation in Paediatric Patients After General AnesthesiaCompletedNCT01440114Not applicable
- Longterm Safety Study of BEMA Buprenorphine in Subjects With Chronic Low Back PainWithdrawnNCT01431742Phase 3
- Influence of Premedication Protocols for Neonatal Endotracheal Intubation on Cerebral OxygenationCompletedNCT01427985Phase 4
- Comparison of Postoperative Analgesic Effect of Intrathecal Clonidine and Fentanyl Added to Bupivacaine in Patients Undergoing Cesarean SectionCompletedNCT01425658Phase 1/2
- IV Paracetamol, Dexketoprofen or Morphine for the Treatment of Low Back PainCompletedNCT01422291Phase 4
- Pregabalin and Remifentanil - Analgesia and VentilationCompletedNCT01419405Phase 4
- Method of Pre-treatment for Application of QUTENZA Capsaicin 8% PatchCompletedNCT01416116Phase 4
- Comparing Two Types of Sedation to Gynaecological PatientsCompletedNCT01412632Phase 4
- A Study on the Interaction Between Danoprevir/Ritonavir and MethadoneCompletedNCT01389544Phase 1
- A Comparison of PR Oxycodone/Naloxone and PR Oxycodone After Cardiac SurgeryCompletedNCT01374763Phase 4
- Optimal Dose of Alfentanil for Removal of Supreme Laryngeal Mask Airway During Emergence From Desflurane AnaesthesiaCompletedNCT01371968Not applicable
- Drug Drug Interactions of Aspirin and P2Y12-inhibitorsCompletedNCT01369186Phase 4
- The Median Effective Dose (ED50) of Paracetamol and Morphine : A Study of Interaction StudyCompletedNCT01366313Not applicable
- Comparison of Dexmedetomidin and Remifentanil for the Effect on Airway Reflex and Hemodynamic Response During Emergence in Patients Undergoing CraniotomyCompletedNCT01365923Phase 4
- An Assessment of Fentanyl Dose Requirements in Opioid-maintained IndividualsStatus unknownNCT01358500Not applicable
- Determination of the 90% Effective Dose of a Sufentanil Bolus in Analgesia During Lateral Decubitus of Mechanically Ventilated PatientsCompletedNCT01356732Phase 4
- Alfentanil Versus Remifentanil in Patient-controlled Sedation During Endoscopic Retrograde Cholangiopancreatography (ERCP)CompletedNCT01350037Phase 4
- Study of Transdermal Fentanyl Patch to Treat Postoperative Pain in Total Knee ArthroplastyCompletedNCT01348984Phase 4
- Nasal Fentanyl And Renal ColicCompletedNCT01339624Not applicable
- The Use of Methadone in Newborn InfantsCompletedNCT01327079Phase 1/2
- A Comparative Study of KW-2246CompletedNCT01326689Phase 3
- Pharmacokinetics, Safety, and Efficacy of Intravenous Dosing of Buprenorphine in Pediatric Patients Who Require Opioid Analgesia for Acute Moderate to Severe PainWithdrawnNCT01324544Phase 3
- Codeine in Mechanically Ventilated NeonatesCompletedNCT01322204Phase 1
- Morphine PK Subgroup AnalysisCompletedNCT01322191Phase 4
- A Study to Evaluate the Pharmacokinetics of the Hydrocodone Extended-Release Tablet (CEP-33237) in Subjects With Normal Hepatic Function and Subjects With Moderate Hepatic ImpairmentCompletedNCT01319279Phase 1
- A Study to Assess the Pharmacokinetics of the Hydrocodone Extended-Release Tablet (CEP-33237) in Subjects With Normal Renal Function and Subjects With Varying Degrees of Renal ImpairmentCompletedNCT01319266Phase 1
- Intravenous Paracetamol or Morphine for the Treatment of Acute Flank PainCompletedNCT01318187Phase 4
- Treatment of Pain in Head-and-Neck Cancer Patients: is Methadone More Effective?CompletedNCT01317589Phase 4
- Conversion From Fast Acting Oral Opioids to Abstral®TerminatedNCT01315886Phase 4
- Study Assessing the Safety and Therapeutic Effect of Buprenorphine in MDD PatientsStatus unknownNCT01311570Phase 1
- A Study to Compare the Dose-proportionality of Tapentadol (CG5503) in Healthy Japanese and Korean Male VolunteersCompletedNCT01309425Phase 1
- Dose-dependent Effect of Fentanyl on Cough Attenuation During Emergence From General AnaesthesiaCompletedNCT01308320Phase 4
- Sedation in Endoscopic Retrograde Cholangiopancreatography (ERCP) With or Without OpioidsCompletedNCT01304342Not applicable
- Effectiveness of Analgesia in Total Knee ArthroplastyCompletedNCT01304212Phase 4
- Oxycodone Hydrochloride Injection in the Postoperative Pain Relieving TreatmentCompletedNCT01304134Phase 3
- Comparison of Standard and Minidose Spinal Anesthesia for Cesarean Section Operation Using Marcaine Spinal 0.5% HeavyStatus unknownNCT01303731Phase 4
- Pain Assessment During General AnesthesiaCompletedNCT01303471Not applicable
- Efficacy of Buprenorphine for Treatment of Acute PainCompletedNCT01298297Phase 4
- Analgesic and Antihyperalgesic Effects of Morphine and BuprenorphineCompletedNCT01296334Not applicable
- Sevoflurane Versus Intravenous Anaesthetic Agents in Morbid Obese PatientsStatus unknownNCT01279499Phase 2/3
- Norspan Efficacy and Safety Among Elderly SubjectsCompletedNCT01276431Phase 4
- Drug-Drug Interaction Study Between Telaprevir and BuprenorphineCompletedNCT01275599Phase 1
- A Study to Compare the Bioequivalence of 50-mg Tapentadol (CG5503) Dose Administered as Two 50-mg Tablets Relative to One 100-mg TabletCompletedNCT01273532Phase 1
- A Study to Compare the Bioequivalence of 50-mg Tapentadol (CG5503) Dose Administered as Two 25-mg Tablets Relative to One 50-mg TabletCompletedNCT01273506Phase 1
- The Addition of Oral Analgesics to LET During Laceration RepairSuspendedNCT01268670Not applicable
- Patient Preferences, Analgesic Delivery Method and Pain Reduction in Spine PatientsWithdrawnNCT01263652Not applicable