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| Dexmedetomidine Plus Low Dose Morphine Versus Standard Dose of Morphine in PCA in Children . | | treatment | Not Available | recruiting |
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| Intrathecal Morphine Analgesia vs. Continuous Epidural Analgesia vs. Systemic Analgesia in Colorectal Surgery. | | treatment | 4 | completed |
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| MORphine Use in the Fascia Iliaca Compartment Block With UltraSound | | treatment | 4 | terminated |
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| Morphine Versus Ketamine as Adjuvants in Paravertebral Blocks | | prevention | Not Available | active_not_recruiting |
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| Genetic Variation in Organic Cation Transport 1 (OCT1) and Its Significance for Morphine Pharmacokinetics | | other | 1 | completed |
| NCT03231683
| Use of S+Ketamine During Target-Controlled Intravenous Anaesthesia After Abdominal Hysterectomy | | treatment | 2 | completed |
| NCT06182111
| Intraoperative Administration of Intravenous Morphine in Patients Undergoing Laparoscopic Cholecystectomy | No drug interventions | Not Available | Not Available | recruiting |
| NCT01235637
| Alfentanil Versus Sufentanil for Pain in Children During for Tracheal Suction | | treatment | 3 | completed |
| NCT06021717
| PCA Ketamine-Morphine VS PCA Morphine as Post-Operative Analgesia in Colorectal Surgery | | treatment | 4 | completed |
| NCT05654363
| Observational Retrospective Study on Spinal Analgesia in Laparoscopic and Laparotomic Hysterectomy | No drug interventions | Not Available | Not Available | completed |
| NCT02622022
| Palliation of Dyspnea With Morphine in Patients With Interstitial Lung Disease | | treatment | 4 | completed |
| NCT01097148
| Peri -and Postoperative Drug Therapy Schedules for Morbidly Obese Patients | | diagnostic | 4 | completed |
| NCT02924974
| Spinal Morphine in Robotic Assisted Radical Prostatectomy | | treatment | 4 | completed |
| NCT05843344
| Dexmedetomidine and Morphine as Adjuvants to US Guided Erector Spinae Plane Blocks in Elective Thoracic Surgeries | | prevention | Not Available | not_yet_recruiting |
| NCT02942550
| Methylnaltrexone as a Method to Improve Ticagrelor Uptake in Morphine Treated STEMI Patients | | treatment | 4 | completed |
| NCT04369950
| Post-cesarean Analgesia With Epidural Morphine Following Epidural 2-chloroprocaine | | treatment | 4 | completed |
| NCT02067338
| Epidural Low Dose Morphine in Postoperative Pain After Posterior Lumbar Spinal Surgery | | treatment | 4 | completed |
| NCT03948464
| Slow-Release Oral Morphine for the Treatment of Opioid Use Disorder | | treatment | 3 | terminated |
| NCT06010056
| PCA Ketamine-Morphine VS PCA Morphine as Post-Operative Analgesia in Colorectal Surgery. | | treatment | 4 | completed |
| NCT03257319
| Inhaled vs IV Opioid Dosing for the Initial Treatment of Severe Acute Pain in the Emergency Department | | treatment | 3 | unknown_status |
| NCT04397458
| Rescue Quadratus Lumborum Blocks for Post-cesarean Pain | | treatment | 4 | withdrawn |
| NCT04672382
| Evaluation of Peripheral Itch Mechanisms Following Injection of Morphine | | basic_science | Not Available | completed |
| NCT04115462
| A Relation of Morphine-induced Itch and Pain Processing | | basic_science | Not Available | completed |
| NCT02152514
| RCT Comparing Analgesia Post-VATS With Epimorph VS Placebo | | prevention | 4 | terminated |
| NCT04473508
| Erectus Nerve Block for Lumbar Spine Surgery | | treatment | 3 | completed |