Color vision problems caused by retinal damage on a cellular level may be caused by an ingredient used in some erectile-dysfunction medication, according to a first-of-its-kind study from Mount Sinai researchers. The results demonstrate that excessive use of the drug, sildenafil citrate, could lead to long-term vision problems, including possible irreversible damage. The findings were… Continue reading Ingredient Used in Erectile-Dysfunction Drugs Could Cause Lasting Eye Problem