A Study of Visual Effects of Erectile Dysfunction Medications Dosed Daily for Six Months

Summary

This is a multicenter, randomized, double-blind, placebo-controlled study to evaluate the effects on vision of six months of daily dosing of 5 mg tadalafil or 50 mg sildenafil compared with placebo.

Timeline

Start

2005-06

Primary completion

—

Completion

2006-08

Publications

• Cordell WH, Maturi RK, Costigan TM, Marmor MF, Weleber RG, Coupland SG, Danis RP, McGettigan JW Jr, Antoszyk AN, Klise S, Sides GD; ERG Testing During Chronic PDE5 Inhibitor Administration (ERG-PDE5i) Consortium. Retinal effects of 6 months of daily use of tadalafil or sildenafil. Arch Ophthalmol. 2009 Apr;127(4):367-73. doi: 10.1001/archophthalmol.2009.36.

Drugs

Indications