A Multicenter, Double-blind, Randomized, Controlled Clinical Study of the Efficacy and Safety of Low-concentration Atropine for Myopia Control in Chinese Children and Adolescents
Overview
- Phase
- Not Applicable
- Intervention
- low concentration atropine (0.01%)
- Conditions
- Myopia, Progressive
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
- Enrollment
- 588
- Primary Endpoint
- Proportion of SE changes over -0.75D
- Status
- Not yet recruiting
- Last Updated
- 3 years ago
Overview
Brief Summary
To investigate the efficacy and safety of three low-concentration atropine sulfate eye drops (0.01%, 0.025% and 0.05%) in controlling the progression of myopia in Chinese children and adolescents through a two-year clinical trial.
Investigators
Eligibility Criteria
Inclusion Criteria
- •The age of the screening stage is 3-15 years, both sexes;
- •One eye met the diagnosis of myopic refractive error, the spherical equivalent was between -0.50D and -8.00D, the astigmatism was ≥-3.00D, and the best corrected far vision was at least 0.8;
- •Have normal thinking and language communication ability, and can actively cooperate with treatment and follow-up as required;
- •Informed consent from the guardian and the child.
Exclusion Criteria
- •strabismus, amblyopia or other ocular abnormalities;
- •The presence of systemic disease abnormalities;
- •have taken myopia control treatment in the past month;
- •Allergic to low concentration atropine or sulfuric acid drugs.
Arms & Interventions
0.01% atropine
0.01% atropine eye drop
Intervention: low concentration atropine (0.01%)
0.025% atropine
0.025% atropine eye drop
Intervention: low concentration atropine (0.025%)
0.05% atropine
0.05% atropine eye drop
Intervention: low concentration atropine (0.05%)
cross-over
first year: placebo second year: 0.05% atropine eye drop
Intervention: low concentration atropine (0.05%)
cross-over
first year: placebo second year: 0.05% atropine eye drop
Intervention: Placebo
Outcomes
Primary Outcomes
Proportion of SE changes over -0.75D
Time Frame: 2 years
Secondary Outcomes
- AL change(2 years)