Taking the medication metformin hydrochloride was associated with reduced risk of developing the sight-threatening disease open-angle glaucoma in people with diabetes, according to a study published online by JAMA Ophthalmology.
Medications that mimic caloric restriction such as metformin can reduce the risk of some late age-onset disease. It is unknown whether these caloric mimetic drugs affect the risk of age-associated eye diseases such as macular degeneration, diabetic retinopathy, cataract or glaucoma. Study results indicate that patients prescribed the highest amount of metformin (greater than 1,110 grams in two years) had a 25 percent reduced risk of OAG risk compared with those who took no metformin.
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