It depends upon the substances that someone has ingested/injected. However, as long as you possess a valid prescription for the substance failing the drug test should not be a problem.
in the case of smoking weed it all depends on a couple factors. 1. How frequently you smoke, in cases of frequent users (a few times a week or everyday) in most cases no. 2. how hard you flush your...
It depends upon the substances that someone has ingested/injected. However, as long as you possess a valid prescription for the substance failing the drug test should not be a problem.