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.
Codeine Detection Windows. How long codeine is detectable in the body after a dose depends on many variables, including which kind drug test is being used. The following is an estimated range of times, or detection windows, during which codeine can be detected by various testing methods: Urine test: 2 to 4 days. Blood test: Up to 12 hours