To conduct a urine drug test or pee drug test, a test cup is used. The Sample is taken in these pee cups or urine cups and is subjected to testing. Professional urine drug test is carried out in labs and hospitals.The blood test is conducted using a blood sample and was most commonly used in the past. In hair drug test and saliva drug test, the samples are taken and are subjected to the analytical techniques such as GC and MS. The results are tabulated and further treatments are carried out. Rehabilitation centers are the main sources where treatment is carried out.