International law. International law is the set of rules generally regarded and accepted as binding in relations between states and between nations. It serves as a framework for the practice of stable and organized international relations.
The exact amount of time that codeine is detectable in urine depends on the amount of codeine a person is taking, what formulation of the drug theyâre using, and how long theyâve used it. Typically, codeine can be detected in urine for only 1 or 2 days.
How Is Codeine Eliminated From the Body? About 90% of the drug is eliminated by the kidneys in urine. With a half-life of only 3 hours, 50% of the dosage taken would be eliminated from the body within three hours.