Steady State Study of Codeine Sulfate

A Single Dose, 1-Period, 1-Treatment Study of Codeine Sulfate 15 mg Tablets Under Steady State Conditions

Study to characterize the steady-state pharmacokinetics of codeine and its metabolites morphine, morphine-3-glucuronide (M3G), and morphine-6-glucuronide (M6G) after oral administration of Roxane Laboratories' codeine sulfate tablets administered at a dose of 15 mg Q4H x 5 days.

Inclusion Criteria:

• No clinically significant abnormal findings on the physical examination, medical history, or clinical laboratory results during screening.

Exclusion Criteria:

• Positive test for HIV, Hepatitis B, or Hepatitis C.
• Treatment with known enzyme altering drugs.
• History of allergic or adverse response to codeine sulfate or any comparable or similar product.