Customary International Law. Customary international law refers to international obligations arising from established state practice, as opposed to obligations arising from formal written international treaties. According to Article 38(1)(b) of the ICJ Statute, customary international law is one of the sources of international law.
The body quickly absorbs and metabolizes codeine narcotics.So for most standard blood or urine screens, codeine will be detectable for 1-2 days. However, codeine is detectable in hair for longer periods of time. More here on the length of time codeine stays in your system, plus how you can get addicted to codeine.ue to its short half-life, codeine doesnât stay in the blood long-term. In fact, codeine will typically fall beneath detectable levels after a day. Blood tests will probably only be ordered in situations requiring medical treatment for potential overdose or other adverse effects.
Cocaine can be detected in the urine for 4-8 hours after a single snorted (nasal) dose, and up to 24 hours after a single ingested (oral) dose (1). A breakdown product of cocaine, benzoylecgonine can be detected in the urine for up to 60 hours after a single use, or up to 22 days after repeated use (1). Other metabolites detected in urine after cocaine use: ecgonine methyl ester, cocaethylene (when cocaine is taken by alcohol) (3).