Way to pass a hair follicle drug test :- http://www.testingclean.com/how-to-pass-thc-drug-test.asp :- Perhaps you are merely curious or maybe you really do need to know the ways to pass a drug test for reason. You might want to know if it is even possible to beat a drug test. The truth is, yes, but it’s not simple. There are different factors involved. First is the type of drug. Certain types of drugs, like marijuana for example, metabolize easily and leave the body quicker than other types of hard drugs.