药物信息为DAYPRO ALTA™ (oxaprozin potassium) 600mg tablets (Pfizer Inc): DESCRIPTION

DAYPRO ALTA (oxaprozin potassium tablets) is a member of the propionic acid group of nonsteroidal anti-inflammatory drugs (NSAIDs). Each blue, capsule-shaped tablet contains oxaprozin potassium (678mg equivalent to 600mg of oxaprozin) for oral administration. The chemical name for oxaprozin potassium is 4,5-diphenyl-2-oxazolepropionic acid, potassium salt. Its empirical formula is C₁₈H₁₄NO₃K_, and molecular weight is 331. Oxaprozin potassium is a white to off white powder with a melting point of 215°C. It is slightly soluble in alcohol and very soluble in water. The PK in water is 9.7.

It has the following structural formula:

Inactive ingredients in DAYPRO ALTA tablets include microcrystalline cellulose, hydroxypropyl methylcellulose, pregelatinized corn starch, stearic acid, colloidal silicon dioxide, polyethylene glycol, titanium dioxide, FD&C Blue #1 Aluminum Lake, and pharmaceutical glaze.