RecruitingPhase 2Phase 3NCT06902805

Efficacy of Two Ultrasound-guided Intra-articular Injections of Botox® Combined With Custom-made Rigid Splinting in Painful Base-of-thumb Osteoarthritis.

Medium-and Long-term Efficacy of Two Ultrasound-guided Intra-articular Injections of onabotulinumtoxinA (Botox®) Combined With Custom-made Rigid Splinting in Painful Base-of-thumb Osteoarthritis : a Randomized Double-blind Controlled Trial in Three-parallel Arms


Sponsor

Assistance Publique - Hôpitaux de Paris

Enrollment

120 participants

Start Date

Dec 3, 2025

Study Type

INTERVENTIONAL

Conditions

Summary

The main objective of this study will be to compare the effects of 2 intra-articular injections of onabotulinumtoxinA with those of 1 intra-articular injection of onabotulinumtoxinA and 1 of normal saline and those of 2 intra-articular injections of normal saline on base-of-thumb pain at 6 months after the first injection.


Eligibility

Min Age: 18 Years

Plain Language Summary

Simplified for easier understanding

This clinical trial is studying a drug called Normal saline (placebo) and a drug called OnabotulinumtoxinA for people with base-of-thumb osteoarthritis and osteoarthritis. The study is currently recruiting participants at 1 location. People eligible for this study include aged 18 Years and older.

This summary was AI-generated to explain the trial in plain language. It is not medical advice. Always discuss eligibility with your doctor before enrolling in a clinical trial.

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Interventions

DRUGOnabotulinumtoxinA

intra-articular injection

DRUGNormal saline (placebo)

intra-articular injection


Locations(1)

Assistance Publique - Hôpitaux de Paris, Service de Rééducation et de Réadaptation de l'Appareil Locomoteur et des Pathologies du Rachis du Pr François Rannou, Hôpital Cochin

Paris, Île-de-France Region, France

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NCT06902805


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