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NCT06966999

Efficacy of Botulinum Toxin Type A for Acute Acquired Comitant Esotropia: An Age-Stratified Two-Year Follow-Up Study

Completed NA Last updated 13 May 2025
What this trial tests

NA trial testing Botulinum Toxin Type A Injection [Botox] in Acute Acquired Comitant Esotropia in 276 participants. Completed in 1 June 2023.

Timeline
1 January 2019
Primary endpoint
1 January 2023
1 June 2023

Quick facts

Lead sponsorSecond Affiliated Hospital, School of Medicine, Zhejiang University
PhaseNA
StatusCompleted
Study typeINTERVENTIONAL
Allocationna
Designsingle group
Maskingnone
Primary purposetreatment
Enrollment276
Start date1 January 2019
Primary completion1 January 2023
Estimated completion1 June 2023
Sites1 location across China

Drugs / interventions tested

Conditions studied

Sponsor

Second Affiliated Hospital, School of Medicine, Zhejiang University

Who can join

Eligibility, any sex, with Acute Acquired Comitant Esotropia. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

The goal of this clinical trial is to assess and compare the efficacy of two-year follow-up botulinum toxin type A (BTXA) in the treatment of acute acquired comitant esotropia (AACE) across five age groups: ≤6 years, \>6 to ≤12 years, \>12 to ≤20 years, \>20 to ≤30 years, and \>30 years. For patients \>12 years presenting with large-angle esotropia (\>50 PD), primary surgical intervention was recommended as the preferred approach to minimize failure and recurrence risk. Conversely, for patients ≤12 years, BTXA injection was maintained as the first-line treatment regardless of the deviation angle.

Publications & conference data

No peer-reviewed publications indexed yet for this trial. Completed trials usually publish results within 12-18 months.

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Other trials of Botulinum Toxin Type A Injection [Botox]

Trials testing the same drug.

Other Second Affiliated Hospital, School of Medicine, Zhejiang University trials

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Data sources for this page

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