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A multicentre, randomized, double-blind, parallel and controlled with placebo pilot study to evaluate the efficacy and safety of a single dose of botulinum toxin Type A (Dysport®) associated with rehabilitation treatment, in patients with primary myofascial syndrome of cervical and dorsal localization.

A multicentre, randomized, double-blind, parallel and controlled with placebo pilot study to evaluate the efficacy and safety of a single dose of botulinum toxin Type A (Dysport®) associated with rehabilitation treatment, in patients with primary myofascial syndrome of cervical and dorsal localization.

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2004-001443-29-ES
Enrollment
24
Registered
2004-09-16
Start date
2004-11-19
Completion date
Unknown
Last updated
2022-04-19

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

Conditions

Pain caused by primary myofascial syndrome of cervical and dorsal localization

Interventions

Trade Name: Dysport Pharmaceutical Form: Powder for solution for injection Current Sponsor code: 52120 Other descriptive name: Clostridium botulinum type A toxin-haemaglutinin complex Concentration ty

Sponsors

Ipsen Pharma, S.A.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - The patient must give written informed consent, for taking part in the study, prior to any study-related procedure. - Patients from both genders and over 18 years of age. - The patient must be able to understand and comply with the requirements of the study. - Patients with primary myofascial syndrome of cervical and dorsal localization, less than two years of length, who must have been diagnosed with the evidence of “trigger points” in which conventional treatment with oral analgesia, rehabilitation and local anesthesia has not been clinically successful. - Patients with medium intensity pain in neck and/or back, with a punctuation of = 4 cm in a 10 cm visual analog scale. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: - Patients diagnosed of fibromyalgia or with a spread pain. - Patients with a tumour, rheumatologic, degenerative pathology or any other disease that may justify these symptoms. - Patients with disorders affecting the neuromuscular junction or motor neuron disease. - Neurological deficit involving the painful area. - Patients having received previously botulinum toxin. - Patients having received anesthetic injections at the trigger points within the month before the selection visit. - Patients having received corticosteroids injections at the trigger points within three months before the selection visit. - Breast-feeding or pregnant women (ß-HCG will be measured before the patients are included) or high risk of getting pregnant due to inadequate contraceptive measures.

Design outcomes

Primary

MeasureTime frame
Main Objective: Evaluate the efficacy and safety of a single dose of botulinum toxin associated with rehabilitation treatment, on pain control in patients with primary myofascial syndrome of cervical and dorsal localization. ;Secondary Objective: ;Primary end point(s):

Countries

Spain

Outcome results

None listed

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