Fox News
Popular erectile dysfunction drug linked to eye disease that can cause irreversible vision loss
Sunday, August 23, 2026
A study found that users of tadalafil, a medication for erectile dysfunction, had a 22% higher likelihood of developing glaucoma compared to non-users. Glaucoma is characterized by elevated eye pressure that can lead to permanent vision loss if untreated. The research raises questions about potential eye pressure risks associated with long-term use of the medication, which is sold under the brand name Cialis.
