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Atropine Alone vs Atropine Plus Bifocal Spectacles for Myopia Control in Children
Sponsor: University of Faisalabad
Summary
Background: Myopia (nearsightedness) is a growing global health concern, projected to affect 50% of the world population by 2050. Children with progressive myopia are at risk of serious ocular complications including myopic maculopathy, glaucoma, and retinal detachment. Low-dose atropine (0.05%) has shown efficacy in slowing myopia progression, and optical interventions such as bifocal spectacles may provide additional benefits by altering peripheral retinal defocus. Objective: This randomized controlled trial aims to compare the efficacy and effectiveness of atropine 0.05% monotherapy versus combination therapy (atropine 0.05% plus bifocal spectacles) in controlling myopia progression in children. Methods: Children aged 4-16 years with bilateral myopia (cycloplegic spherical equivalent between -1.00 D and -6.00 D) and documented recent progression (≥ -0.50 D in the preceding 12 months) will be randomized 1:1 to receive either atropine 0.05% eye drops once daily or atropine 0.05% plus bifocal spectacles. The primary outcome is change in spherical equivalent refraction over 12 months; the secondary outcome is change in axial length. Follow-up visits occur at 3, 6, 9, and 12 months. Conclusion: This study will provide evidence on whether adding bifocal correction to pharmacological therapy offers superior myopia control compared to atropine alone, informing clinical practice guidelines for pediatric myopia management.
Official title: Investigating Comparative Efficacy of Myopia Control Strategies and Genetic Underpinnings: A Randomized Controlled Trial
Key Details
Gender
All
Age Range
4 Years - 16 Years
Study Type
INTERVENTIONAL
Enrollment
210
Start Date
2025-02-17
Completion Date
2026-05-15
Last Updated
2026-05-29
Healthy Volunteers
No
Interventions
Atropine Sulfate 0.05% Ophthalmic Solution
Atropine sulfate 0.05% ophthalmic solution. One drop instilled in each eye once daily at bedtime. Parents or guardians are trained in proper instillation technique. Compliance is monitored by counting returned empty bottles at each follow-up visit (3, 6, 9, and 12 months).
Bifocal Spectacles
Bifocal spectacle correction prescribed based on cycloplegic refraction for distance correction with a near addition of +2.00 Diopters. Spectacles are to be worn during all waking hours. Compliance is assessed through parental interview and observation at each follow-up visit.
Locations (1)
The University of Faisalabad
Faisalābad, Punjab Province, Pakistan