Can adding dextrose or saline boost pain injection relief?
NCT ID NCT07771374
First seen Aug 18, 2026 · Last updated Aug 20, 2026 · Updated 2 times
Summary
This trial tests whether adding dextrose or saline to a standard lidocaine and dexamethasone injection improves pain relief and function in people with chronic leg and back pain from a single-level lumbar disc herniation. Participants receive an ultrasound-guided injection around the affected nerve root, with or without the extra ingredients. The study measures pain, disability, quality of life, and painkiller use before and up to three months after the injection.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Lidocaine and dexamethasone injection, with or without dextrose or saline
- What this could lead to
- If adding dextrose or saline improves outcomes, it could lead to a more effective, minimally invasive treatment for chronic leg and back pain from disc herniation.
- What could go wrong
- This is a small, early-stage trial, and the added benefit of dextrose or saline may be minimal. Injections carry risks like infection, bleeding, or nerve damage, though rare.
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
-
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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33 people
The number who actually took part.
- Started
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May 2025
- Expected to finish
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Sep 2026
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
-
25 to 65 years
- Sex
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Anyone
- Healthy volunteers
-
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: * Age between 25 and 65 years * Persistent low back and leg pain despite conservative treatment * Unilateral radicular pain accompanying chronic low back pain lasting longer than 3 months * Single-level lumbar disc herniation (LDH) confirmed by clinical evaluation and magnetic resonance imaging (MRI) * Low back pain and unilateral radicular leg pain with a Visual Analog Scale (VAS) score ≥4 * Provision of written informed consent to participate in the study Exclusion Criteria: * Lumbar epidural steroid injection within the previous 6 months or a history of major trauma * History of allergy to any of the medications to be administered * Body mass index (BMI) \>30 kg/m² * Unstable chronic medical disease, such as diabetes mellitus, hypertension, or heart failure * History of lumbar spine surgery * History of coagulopathy * History of malignancy * History of polyneuropathy * History of peripheral vascular disease * Presence of a psychiatric disorder or cognitive impairment that would prevent completion of questionnaires and assessment scales, including dementia or significant visual or hearing impairment * Local infection at the injection site or systemic infection * Pregnancy and/or breastfeeding * Neurological deficit in the lower extremities * Unwillingness to participate in the study
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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.
Contacts and locations
Locations
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Gaziler Physical Medicine and Rehabilitation Training and Research Hospital
Ankara, Ankara, 06800, Turkey (Türkiye)
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