Tramadol is named as an intervention in 3 current clinical trials in our China and USA registers. None are recruiting at the moment. The most common phase is Phase 3. The sponsor with the most trials is Avenue Therapeutics, Inc (1). The most-studied condition is Pain Management.
| Study | Phase | Status | Lead sponsor | Registers |
|---|---|---|---|---|
|
The Effect of Bupivacaine Liposome Preemptive Analgesia on Postoperative Pain and Delirium in Elderly Patients Undergoing Hip Fracture Surgery
NCT07066111 · ClinicalTrials.gov ↗ · Postoperative Delirium
|
Phase 4 | Not yet open | Nanjing First Hospital, Nanjing Medical University | China |
|
Fascia Iliaca Compartment Block and Tramadol for Analgesia in Hip Fracture
NCT06728033 · ClinicalTrials.gov ↗ · Hip Fractures, Ultrasound-guided Nerve Block, Perioperative Analgesia
|
Not applicable | Not yet open | West China Hospital | China |
|
Tramadol Versus Placebo and Morphine in the Management of Post-Operative Pain Abdominoplasty
NCT03774836 · ClinicalTrials.gov ↗ · Pain Management
|
Phase 3 | Active, closed | Avenue Therapeutics, Inc. | USA |
Registers list studies that are recruiting, about to open, active but closed to enrolment, or enrolling by invitation. The UK and USA registers cover industry-sponsored studies only. Trial titles and statuses are copied from the registry as published.
| Lead sponsor | Trials |
|---|---|
| Avenue Therapeutics, Inc. | 1 |
| West China Hospital | 1 |
| Nanjing First Hospital, Nanjing Medical University | 1 |
| Register | Trials | Recruiting |
|---|---|---|
| Clinical trials in China | 2 | 0 |
| Clinical trials in USA | 1 | 0 |
A trial with sites in more than one country appears in each of those registers.
3 current trials in our China and USA registers name Tramadol as a drug or biological intervention, as of the registry sync on 25 September 2026. Completed and withdrawn studies are not counted.
Not at the moment. None of the 3 trials in our registers is recruiting; they are active but closed to enrolment, not yet open, or enrolling by invitation. Only the study team can confirm whether a patient is eligible.
Avenue Therapeutics, Inc (1), West China Hospital (1) and Nanjing First Hospital, Nanjing Medical University (1). The number in brackets is how many trials each organisation leads.
Every trial, status, phase and sponsor on this page is copied from public ClinicalTrials.gov records by a daily sync. Nothing here describes how Tramadol works or whether it is effective, and it is not medical advice.
Everything on this page is copied from public ClinicalTrials.gov registry records — it is not written from memory, and nothing here describes how Tramadol works or whether it is effective. Each trial links to its own record so you can check it yourself.
This page is built automatically: a daily sync job reads the registry records behind our country trial registers, collects every trial that lists Tramadol (or a registered synonym) as a drug or biological intervention, and tabulates the registry fields directly. Placebos and generic comparators are excluded. There is no AI drafting and no per-compound editorial pass, and the page has not been clinically reviewed. The “last verified” date above is the timestamp of that sync, not a review date. Our general editorial approach is described in our editorial standards and corrections policy. The ClinicalTrials.gov data on this page was last retrieved on 25 Sep 2026.