Clinical trial Recruiting at 1 site Interventional Ages 21 to 60

Intrathecal Morphine or Dexmedetomidine for Pain After Spine Fixation

Official title: Intrathecal Morphine Versus Intrathecal Dexmedetomidine Compared to Placebo for Postoperative Pain Relief After Spine Fixation Surgeries: A Randomized Double-Blinded Study

Run by Tanta University · NCT07777627 · Data updated 2026-11-12

This study tests whether delivering pain medicine into the spinal fluid with morphine or dexmedetomidine can better relieve pain after lumbar spine fixation surgery compared with placebo.

Quick facts

Study typeInterventional
Ages21 Years to 60 Years
SexAll
Enrollment90 (estimated)
SponsorTanta University
Academic / other
Locations1 site (Tanta, El-Gharbia)
StatusRecruiting
StartedJuly 1, 2026
Main results expectedJuly 1, 2028
Study endsJuly 1, 2028
Registry record updatedAugust 20, 2026
Trial IDNCT07777627 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Adults aged 21–60 scheduled for elective lumbar spine fixation under general anesthesia with ASA I–II.

Probably not a fit

Patients who do not respond to intrathecal analgesia or who have exclusions (e.g., hepatic/renal/cardiac disease, coagulation disorders, obesity, pregnancy) may not benefit.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

The trial compares intrathecal morphine and intrathecal dexmedetomidine to placebo in adults undergoing elective lumbar spine fixation. It aims to determine which intrathecal agent provides better postoperative pain relief and how each affects recovery. The design involves three arms and focuses on perioperative safety and analgesic efficacy in a spine surgery population. Perioperative factors such as blood loss and pain intensity are considered, with attention to potential drug-specific side effects.

Why it matters

Potential benefit: If successful, patients may experience better postoperative pain control after spine fixation with a potentially safer or more effective intrathecal option.

How similar studies have gone: Prior work has explored intrathecal analgesics for spine surgery with varying success, but direct head-to-head comparison between morphine and dexmedetomidine against placebo remains limited.

Who can join: the full rules

Show full inclusion / exclusion criteria
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.

Where it's running

  • Tanta University
    Tanta, El-Gharbia, Egypt
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.