Can a single spinal injection transform Post-Surgery pain relief?
NCT ID NCT07777627
First seen Aug 20, 2026 · Last updated Aug 21, 2026 · Updated 1 time
Summary
This trial tests whether a single injection of morphine or dexmedetomidine into the spinal fluid, given at the end of spine fixation surgery, can provide better pain relief than a placebo. Adults aged 21 to 60 scheduled for elective lumbar spine surgery will be randomly assigned to one of the three groups. The study measures how long patients go before needing extra pain medication, along with heart rate and blood pressure changes over the first 24 hours after surgery.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Intrathecal morphine or intrathecal dexmedetomidine, given as a single injection into the spinal fluid at the end of surgery
- What this could lead to
- If one of these spinal painkillers works better, it could point to a safer, more effective way to manage pain after spine surgery, reducing the need for strong rescue opioids.
- What could go wrong
- This is a small, early-stage trial, and results may not apply to everyone. Both drugs carry risks like breathing problems, low blood pressure, or nausea, and the placebo comparison helps measure the true effect.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 90 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jul 2026
- Expected to finish
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Jul 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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21 to 60 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Aged between 21 and 60 years. * Both sexes. * American Society of Anesthesiologists (ASA) Physical Status I or II. * Scheduled for elective lumbar spine fixation surgery under general anesthesia. Exclusion Criteria: * Patients' refusal. * Decompensated hepatic or renal or cardiac disease. * Coagulation disorder. * Pregnancy and lactation. * Body mass index above 30 kg/m2. * Severe pulmonary disorders. * Patients on opioid, alcohol or allergy to any of the study drugs.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Tanta University
RECRUITINGTanta, El-Gharbia, 31527, Egypt
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