the pharmacokinetics and pharmacodynamics of codeine and its metabolites codeine glucuronide , morphine , and morphine glucuronide were assessed after the administration of a single 60 mg oral dose of codeine sulfate and a single 60 mg intravenous dose of codeine phosphate in six healthy volunteers and six patients on chronic hemodialysis .
C0009214
codeine
C0026549
morphine