Study Evaluating the Bioavailability of Naproxen 500 mg in Three Formulations

An Open-Label, Randomized, 3-Way Crossover Study to Evaluate the Relative Bioavailability of a Single Oral Dose of Naproxen 500 mg Administered as PN 400 (Naproxen / Esomeprazole), as the [Active Comparator 1], or as [Active Comparator 2] in Healthy Volunteers

We will evaluate the bioavailability of naproxen 500 mg administered as three dfferent formulations.

Inclusion Criteria:

• Healthy male or non-pregnant female subjects between 18-55 years of age as well as other standard inclusion criteria for a study of this nature

Exclusion Criteria:

• Standard exclusion criteria for a study of this nature