Pharmacokinetics Of Sildenafil Orally Disintegrating Tablet Formulation Given With Or Without Food.

An Open Label Crossover Study In Healthy Older Male Subjects To Evaluate The Pharmacokinetics And Safety Of An Orally Disintegrating Tablet Formulation Of Sildenafil Administered Without Water Under Fed Compared To Fasted Conditions

This study will evaluate if an orally disintegrating tablet of sildenafil will have similar pharmacokinetic properties when given with food and without food.

Inclusion Criteria:

• Otherwise healthy male subjects age 45 years or older with or without erectile dysfunction.
• Body Mass Index (BMI) of 17.5 to 32.5 kg/m2.
• Signed Informed Consent.

Exclusion Criteria:

• Evidence or history of clinically significant abnormalities
• Have baseline orthostatic hypotension
• Positive drug screen, excessive alcohol and tobacco use