MedPath

Efficacy and Safety of Tolperisone in Subjects With Pain Due to Acute Back Muscle Spasm

Phase 3
Completed
Conditions
Back Muscle Spasm
Back Spasm Upper
Back Strain
Back Pain
Muscle Spasm
Acute Pain
Interventions
Registration Number
NCT04671082
Lead Sponsor
Neurana Pharmaceuticals, Inc.
Brief Summary

This is a double-blind, randomized, placebo-controlled, multicenter study of the efficacy and safety of tolperisone (a non-opioid) or placebo administered in subjects with pain due to acute back muscle spasm.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
1004
Inclusion Criteria
  • Ambulatory
  • Current acute back pain due to acute muscle spasm starting within 7 days prior to study entry (Day 1) and at least 8 weeks following resolution of the last episode of acute back pain.
  • Willingness to discontinue all previous or ongoing treatment of pain or muscle spasm on study entry at Day 1 through the end of treatment including medication, acupuncture, chiropractic adjustment, massage, transcutaneous electrical nerve stimulation [TENS], or physiotherapy.
  • Pain must be localized from the neck (C-3 or lower) to the inferior gluteal folds and spasm assessed during the Screening physical examination.
  • Body mass index range between 18 and 35 kg/m², inclusive.
Exclusion Criteria
  • Presence of acute or chronic back pain for the previous 8 days or longer, where back pain is present on more days than not.
  • Presence of neurogenic pain in the back, neck, upper or lower extremities, including pain from (or suspected from) nerve root compression or injury (radicular pain or "pinched nerve") or neuropathic pain. Evidence of these types of exclusionary pain includes radiation of pain that radiates beyond the back, chronic pain, and pain associated with abnormal sensation or loss of sensation in the back or extremities.
  • Presence of pain anywhere other than the target back pain that is bothersome, interferes with activity, or for which pain relief is taken.
  • History of any neck, back, or pelvic surgery.
  • History within the previous 3 years of: spinal fracture or spinal infection; inflammatory arthritis; degenerative spine disease; or any other back or spine condition that may reasonably contribute to current back pain.
  • Subjects who test positive for alcohol by breathalyzer test or have a positive urine drug screen for drugs of abuse (e.g. amphetamines, methamphetamines, barbiturates, benzodiazepines, cocaine, cannabinoids, oxycodone, opiates), including cannabis even where legal, at Screening.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Tolperisone 200 mgTolperisone HydrochlorideTolperisone 200 mg
Tolperisone 50 mgTolperisone HydrochlorideTolperisone 50 mg
Tolpersione 100 mgTolperisone HydrochlorideTolperisone 100 mg
PlaceboPlaceboPlacebo
Primary Outcome Measures
NameTimeMethod
Numerical rating scale (NRS)Day 1 to Day 14

Numerical rating scale (NRS), a 0-10 scale, from no pain to worst possible pain - Subject-rated pain "right now" due to acute back spasm.

Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (50)

Clinical Research Institute of Arizona, LLC

🇺🇸

Surprise, Arizona, United States

Alliance Research Institute

🇺🇸

Canoga Park, California, United States

Long Beach Clinical Trials Services, Inc

🇺🇸

Long Beach, California, United States

Collaborative Neuroscience Research, LLC

🇺🇸

Torrance, California, United States

Savin Medical Group

🇺🇸

Miami Lakes, Florida, United States

Multi-Specialty Research Associates, Inc.

🇺🇸

Lake City, Florida, United States

Evanston Premier Healthcare Research LLC

🇺🇸

Evanston, Illinois, United States

iResearch Atlanta

🇺🇸

Decatur, Georgia, United States

Accel Research Sites

🇺🇸

Orange City, Florida, United States

Investigators Research Group

🇺🇸

Brownsburg, Indiana, United States

Georgia Clinical Research LLC

🇺🇸

Lawrenceville, Georgia, United States

Research Integrity, LLC

🇺🇸

Owensboro, Kentucky, United States

Onyx Clinical Research

🇺🇸

Youngstown, Ohio, United States

IMA Clinical Research

🇺🇸

Saint Louis, Missouri, United States

DelRicht Research

🇺🇸

Tulsa, Oklahoma, United States

Albuquerque Clinical Trials, Inc.

🇺🇸

Albuquerque, New Mexico, United States

Integrative Clinical Trials, LLC

🇺🇸

Brooklyn, New York, United States

Drug Trials America

🇺🇸

Hartsdale, New York, United States

Advanced Research Solutions, LLC

🇺🇸

Staten Island, New York, United States

Manhattan Behavioral Medicine PLLC

🇺🇸

New York, New York, United States

Upstate ClinicalResearch Associates LLC

🇺🇸

Williamsville, New York, United States

Hometown Urgent Care and Research

🇺🇸

Dayton, Ohio, United States

Carolina Research Center, Inc.

🇺🇸

Shelby, North Carolina, United States

Frontier Clinical Research, LLC

🇺🇸

Smithfield, Pennsylvania, United States

PCPMG Clinical Research Unit, LLC

🇺🇸

Anderson, South Carolina, United States

ClinRx Research Joseph INC

🇺🇸

Carrollton, Texas, United States

New Phase Research & Development, LLC

🇺🇸

Knoxville, Tennessee, United States

R & H Clinical Research

🇺🇸

Katy, Texas, United States

Village Health Partners

🇺🇸

Plano, Texas, United States

Spectrum Medical, Inc.

🇺🇸

Danville, Virginia, United States

Health Research of Hampton Roads, Inc.

🇺🇸

Newport News, Virginia, United States

LCC Medical Research Institute, LLC

🇺🇸

Miami, Florida, United States

IMA Clinical Research, PC

🇺🇸

Chicago, Illinois, United States

Jubilee Clinical Research, Inc.

🇺🇸

Las Vegas, Nevada, United States

Centex Studies, Inc.

🇺🇸

Houston, Texas, United States

Professional Research Network of Kansas, LLC

🇺🇸

Wichita, Kansas, United States

Sun Research Institute

🇺🇸

San Antonio, Texas, United States

Today Clinical Research

🇺🇸

Oklahoma City, Oklahoma, United States

Quinn Healthcare/SKYCRNG

🇺🇸

Ridgeland, Mississippi, United States

Applied Research Center of Arkansas

🇺🇸

Little Rock, Arkansas, United States

Emerson Clinical Research Institute

🇺🇸

Washington, District of Columbia, United States

Northern California Research

🇺🇸

Sacramento, California, United States

Lynn Institute of Denver

🇺🇸

Aurora, Colorado, United States

Combined Research Orlando

🇺🇸

Orlando, Florida, United States

Michigan Head Pain and Neurological Institute

🇺🇸

Ann Arbor, Michigan, United States

Progressive Medicine of the Triad, LLC

🇺🇸

Winston-Salem, North Carolina, United States

Central Texas Clinical Research

🇺🇸

Austin, Texas, United States

Premier Family Physicians

🇺🇸

Austin, Texas, United States

Pioneer Clinical Research, LLC

🇺🇸

Bellevue, Nebraska, United States

Skyline Medical Center, PC

🇺🇸

Elkhorn, Nebraska, United States

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