Comparing sildenafil options in healthy men
Part of Kidney & urinary, Mental health clinical trials.
This study compares three forms of sildenafil — a common erectile dysfunction medication — to see how well the body absorbs them after a high-fat meal. It is an early-stage trial in healthy men to check for safety and how the drugs work.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You must be a healthy male between 18 and 70 years old.
- You need good kidney function, confirmed by a blood test.
- You must agree to use birth control during the study.
- You need to be able to eat a high-fat, high-calorie breakfast and swallow tablets.
- You cannot smoke, use nicotine products, or have a history of drug abuse.
- You must avoid certain foods and drinks (like grapefruit, caffeine, and alcohol) before and during the study.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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