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Cerebral PalsyPhase 2/3NCT00133861

Botulinum Toxin Efficiency on Spasticity of Rectus Femoris and Semitendinosus Muscles as Functional Agonist and Antagonist Muscles

A Phase 2/3 study testing Botulinum toxin in people with Cerebral Palsy, run by Hospices Civils de Lyon at 1 site in France.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The aim of the study is to confirm the functional improvement obtained through treatment of spasticity on 2 agonist and antagonist muscles. The hypothesis is that treatment of both muscles gives a better and longer functional improvement than treatment of only one muscle. Read more about this study

Who is it for?
Ages 7 to 17 years
Conditions the study is for
Cerebral Palsy
What is being tested?
Botulinum toxin
How many people
23 participants
Where
1 siteFrance
Study dates
Apr 2005to Jun 2008
Phase
Phase 2/3
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 7 to 17 years
  • All sexes
  • No healthy volunteers
  • Child

Who may be able to join

  • Patients between 7 to 17 years old
  • Cerebral palsy children with walking ability (even with crutch or knee-walker) allowing gait analysis.
  • Patients with functional status allowing the use of botulinum toxin on target muscles.

Who cannot join

  • Patients under 7 years old
  • Patients up to 17 years old
  • Patients in whom botulinum toxin is contra-indicated
  • Patients who received botulinum toxin within a 6 month period before the beginning of the study

Trial locations and contacts

1 site in 1 country.

France1 site
  • Hôpital Edouard Herriot - Pavillon T bis

    Lyon, 69003

Other trials in France

About this study

Official title: Botulinum Toxin Efficiency on Spasticity of Rectus Femoris and Semitendinosus Muscles as Functional Agonist and Antagonist Muscles. Assessment of Efficiency of Botulinum Toxin on Spasticity in Agonist and Antagonist Muscles Using Clinical Assessment and Gait Analysis in Cerebral Palsy Children: Rectus Femoris and Semitendinosus

The aim of the study is to confirm the functional improvement obtained through treatment of spasticity on 2 agonist and antagonist muscles. The hypothesis is that treatment of both muscles gives a better and longer functional improvement than treatment of only one muscle. The target muscles are the rectus femoris and semitendinosus and the treatment is botulinum toxin. Clinical assessment (passive range of motion of the lower limbs, spasticity level, functional scales and subjective feeling) and gait analysis data (kinematics and kinetics data) are collected. Evaluations take place before treatment, 2 months and 6 months after treatment.

Conditions
Cerebral Palsy
Being tested
Botulinum toxin
Keywords
cerebral palsy children, Botulinum toxin
Medical subject headings
Cerebral Palsy

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Botulinum toxinDrug

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Clinical evaluation of the passive range of motion of the lower limbs

Secondary outcomes (2)
  1. Evaluation of the spasticity using Tardieu Scale, Ashworth Scale and Ely test

  2. Evaluation of functional outcome using Gross Motor Function Measure and Gillette Functional Assessment, subjective evaluation, physiological cost index

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted24 Aug 2005 (estimated)
  2. Study startApr 2005
  3. Primary completionJun 2008
  4. Study completionJun 2008

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2/3
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
23 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00133861
Sponsor's protocol ID
2004.351
Status last verified
Dec 2025
First submitted
23 Aug 2005
Last updated
19 Dec 2025
Results posted
No

Publications

  • Dohin B, Garin C, Vanhems P, Kohler R. [Botulinum toxin for postoperative care after limb surgery in cerebral palsy children]. Rev Chir Orthop Reparatrice Appar Mot. 2007 Nov;93(7):674-81. doi: 10.1016/s0035-1040(07)73252-x. French.

    PubMed 18065878

Questions about this trial

What is this clinical trial studying?

A Phase 2/3 study testing Botulinum toxin in people with Cerebral Palsy, run by Hospices Civils de Lyon at 1 site in France.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 19 Dec 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in France. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this combined phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Clinical evaluation of the passive range of motion of the lower limbs. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00133861, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Dec 2025.

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