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.
Quick Answer. There are a number of reasons why a toilet may make noise after flushing; however, a loud noise that takes more than a minute after flushing the toilet may indicate a restricted water flow or a problem with water pressure. In such a case, the pressure valve should be adjusted while the toilet is making the noise.
How To Stop A Toilet From Hissing Like A Snake. A hissing toilet is not at all uncommon and is usually an indication that water is leaking from the tank into the toilet bowl. In many cases, the hissing noise is related to an issue with the parts inside the toilet tank, known as the flush valve assembly.