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Your journey
1What's a trial
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More info
You can access this
clinical trial
if you have
Postoperative Pain
and you are
over 18
years old
The primary goal of this phase is to monitor the long-term effects.
The treatment is already on the market.
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The purpose

Patients who are dependent on opioids often have poor pain relief after major surgery. This study tests the hypothesis that adding intravenous ketamine to a postoperative regimen of intravenous opioids for postoperative pain will improve pain relief in this subset of patients.

Provided treatments

  • Drug: Ketamine
  • Drug: Placebo
  • Drug: Hydromorphone PCA

Locations near you

Unfortunately, there are no recruiting locations near you. Please check the list with all locations below.
Tris trial is registered with FDA with number: NCT01591382. The sponsor of the trial is Brigham and Women's Hospital and it is looking for 64 volunteers for the current phase.
Official trial title:
Hydromorphone PCA or Hydromorphone PCA With Ketamine for Acute Postoperative Pain Relief in Opioid-Dependent Chronic Pain Patients