Healthy Volunteer Study of Sildenafil Effects Upon Vision

Phase 4

Completed

• Conditions: Blindness

• Registration Number: NCT00251784
• Lead Sponsor: University of Cambridge

Brief Summary

Patients sometimes report subjective visual effects when taking sildenafil. Our study set out to measure these in a controlled setting. Subjects were asked to detect patterns presented on a monitor screen.

Detailed Description

Not available

Study Timeline

• Study Start: 2002-02
• Study Completion: 2003-06
• Status Verified: 2003-12
• Study First Submitted: 2005-11-09
• Study First Submitted QC: 2005-11-09
• Last Update Submitted: 2005-11-09
• Study First Posted: 2005-11-10
• Last Update Posted: 2005-11-10

Recruitment & Eligibility

• Status: COMPLETED
• Sex: Male
• Target Recruitment: Not specified

Inclusion Criteria

male -

Exclusion Criteria

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: CROSSOVER