Safety and Tolerability of MK0773 in Healthy Older Men (0773-004)

A Randomized, Double-Blind, Placebo-Controlled, Double-Dummy, Multiple-Dose Study to Assess the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamic Endpoints of MK0773 in Healthy Older Men

This study will assess the safety, tolerability, pharmacokinetics, and pharmacodynamics of MK0773 in healthy older men.

Inclusion Criteria:

• Subject is in good general health
• Subject agrees to avoid excess alcohol and strenuous physical activity during the study
• Subject who is sexually active with partners of reproductive potential agrees to use two forms of appropriate contraception during the study

Exclusion Criteria:

• Subject has significant drug allergies
• Subject has donated blood within the last 8 weeks or has taken an investigational drug in another clinical trial within the last 4 weeks
• Subject is a regular user or past abuser of any illicit drug (including alcohol)
• Subject drinks excessive amounts of caffeinated beverages
• Subject has a history of cancer
• Subject has a history of prostate or testicular surgery