comparison of the effect of a low level diode laser with Naproxen on low back pain

Comparison of the effectiveness of an 808 nm diode laser (160 mv) with Naproxen in reducing the pain in mechanical low back pain patients

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20111121008146N32

Enrollment

Registered

2020-01-10

Start date

2012-02-20

Completion date

Unknown

Last updated

2020-02-24

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

Conditions

Mechanical low back pain. low back pain

Interventions

Intervention 1: Intervention group: Subjects took the protective instructions and were prescribed naproxen per need (up to 1000 mg daily). Patients received 12 sessions of laser therapy with the frequ

Eligibility

Sex/Gender

All

Age

20 Years to 70 Years

Inclusion criteria

Inclusion criteria: complaint of chronic mechanical low back pain (more than 3 months) pain severity : 3-10 according to the visual analogue scale of pain (VAS) at least 20 years old signing the written informed consent

Exclusion criteria

Exclusion criteria: Radiculopathy Subjects with a history of motor or sensory deficits Pregnancy NSAIDs-induced serious gastrointestinal problems such as bleeding/perforation a need to emergent/urgent surgery malignancy active gastric ulcers aspirin sensitivity Rheumatologic diseases undertreated severe depression

Design outcomes

Primary

Measure	Time frame
Pain severity ( from 0 to 10) based on visual analogue scale. Timepoint: Evaluation of low back pain severity before intervention and at the end of the first and third months after the treatment. Method of measurement: visual analogue scale.;Functional status. Timepoint: evaluation of the functional status before the intervention and at the end of the first and third months after the treatment. Method of measurement: Ronald-Morris disability questionnaire (RMDQ).;Anterior and lateral flexion range of motion (ROM) of vertebral column in Cm. Timepoint: Before the intervention and at the end of the first and third months after the treatment. Method of measurement: Physical examination.;Spinal tenderness. Timepoint: Before the intervention and at the end of the first and third months after the treatment. Method of measurement: Physical examination.	—

Measure

Time frame

Pain severity ( from 0 to 10) based on visual analogue scale. Timepoint: Evaluation of low back pain severity before intervention and at the end of the first and third months after the treatment. Method of measurement: visual analogue scale.;Functional status. Timepoint: evaluation of the functional status before the intervention and at the end of the first and third months after the treatment. Method of measurement: Ronald-Morris disability questionnaire (RMDQ).;Anterior and lateral flexion range of motion (ROM) of vertebral column in Cm. Timepoint: Before the intervention and at the end of the first and third months after the treatment. Method of measurement: Physical examination.;Spinal tenderness. Timepoint: Before the intervention and at the end of the first and third months after the treatment. Method of measurement: Physical examination.

—

Secondary

Measure	Time frame
Patients´ satisfaction with the treatment process. Timepoint: At the end of the first and third months after the treatment. Method of measurement: Questionnaire.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMohamadreza razaghi

Shahid Beheshti University of Medical Sciences

laser.cntr@yahoo.com+98 21 2274 9221

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026