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Efficacy of Gabapentin and Pregabalin for the treatment of nuerogenic claudication in lumbar spinal stenosis: a double-blinded randomized placebo-controlled trial

Efficacy of Gabapentin and Pregabalin for the treatment of lumbar spinal stenosis: a double-blinded randomized placebo-controlled trial

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
TCTR
Registry ID
TCTR20250116002
Enrollment
90
Registered
2025-01-16
Start date
2018-02-15
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Lumbar spinal stenosis patients with intermittent neurogenic claudication Neurogenic Claudication Lumbar Spinal Stenosis Gabapentin Pregabalin Randomized Controlled Trials Pain Management Quality of Life Walking Distance

Interventions

All Participants received the same standard conservative management, which included back exercise education (avoiding excessive lumbar flexion and extension, lifting heavy objects, and strengthening a
s standard effective dose titration. The GBP group received oral gabapentin (GBP) three times daily, starting at 300 mg/day for the first week. The dose was titrated on day 7 to 900 mg/day and up to 1
Placebo,Gabapentin,Pregabalin

Sponsors

Faculty of medicinSiriraj hospital, Mahidol university
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Participants were included if they met all four of the following criteria: 1) a clinical history with predominant symptoms of NIC, defined as pain, tiredness, heaviness and/or numbness in the lower extremities associated with prolonged standing or walking relieved by sitting or flexing forward of the spine, with or without low back pain 2) NIC symptoms had to persist for more than 3 months prior to inclusion 3) MRI-confirmed LSS, including central stenosis or lateral recess stenosis, with or without concomitant lumbar spondylosis or low-grade degenerative spondylolisthesis (grade I or II) 4) No prior pharmacologic treatment for LSS symptoms, including nonsteroidal anti-inflammatory drugs, gabapentinoids, or oral prostaglandin E1 analogs within 3 months

Exclusion criteria

Exclusion criteria: 1) Peripheral arterial occlusive diseases (PAOD); defined as an ABI less than 0.9, 2) Pregnancy or breastfeeding, 3) epilepsy, 4) Chronic kidney disease with creatinine clearance less than 60 mL/min, 5) Liver cirrhosis 6) Previous spinal surgery or epidural steroid injection, 7) Cauda equina syndrome or Present of muscle weakness with motor power grade 3 or less by Medical Research Council (MRC) scale, 8) Other spinal pathology, including spondylodiscitis or primary or metastatic spinal tumors, 9) Participants unable to complete questionnaires or follow-ups due to cognitive disorders or lack of cooperation, 10) Allergy to paracetamol, gabapentin, and/or pregabalin.

Design outcomes

Primary

MeasureTime frame
visual analog pain scale (VAS) for patient's Nuerogenic intermittent claudication symptom 1, 2, 3, and 4 monts follow-up VAS pain scale

Secondary

MeasureTime frame
Swiss Spinal Stenosis Score (SSS) 1, 2, 3, and 4 monts follow-up SSS score ,self-paced shuttle walk test (SPSWT) 1, 2, 3, and 4 monts follow-up SPWT score,Time to onset of claudication symptoms 1, 2, 3, and 4 monts follow-up minutes,Euro- QoL Group 5-dimension, 5 level (EQ5D5L) 1, 2, 3, and 4 monts follow-up EQ5D5L,side effects and adverse events (AE) of the treatment. 1, 2, 3, and 4 monts follow-up incidence

Countries

Thailand

Contacts

Public Contactkorawish mekariya

Faculty of Medicine Siriraj hospital, Mahidol University.

beam1kung@gmail.com0639500008

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026