There are various techniques to test for drug abuse by a person. Various testing methods such as urine test, saliva test, hair test, perspiration test are done to identify whether a particular drug or metabolite (substance formed after processing in body) is within body. The time after last drug consumption for the drug as metabolite could be detected is known as the drug detection period. The assortment of detection phases depend on amount and frequency of drug use, type of drug, metabolic rate, body mass, age, gender, and general wellbeing.
The five most commonly abused drugs are marijuana, cocaine, opiates (heroin, morphine, and codeine), amphetamines (amphetamine, methamphetamine), and phencyclidine (PCP). Misusing metabolites of all of these drugs also regarded as drug abuse. Additionally, misusing prescription drugs like Uploads also regarded as drug abuse or substance abuse. The discovery period for drug abuse is dependent upon the pH level of the urine sample. For Marijuana, it is 2-3 days for single use and 12 days for chronic abuse. For Cocaine, it is 2-4 times (it may vary if there are any kidney ailments). The detection duration for opiate drugs such as heroin, morphine, and codeine is 2-4 days. For amphetamine and methamphetamine, detection interval is 2-4 times and 3-5 days respectively. For Phencyclidine (PCP), it is 7-14 days for single use and 30 days for chronic abuse. The detox drinks for drug test detection interval of cannabis is 2 to 7 days for single use and 1 to Two years for prolonged usage. For Phenobarbital and Methadone, it is 7 to 14 days and 3-5 days respectively.
The discovery period for drugs depends upon the length of the hair sample. The discovery period for Marijuana is roughly 90 times as it is less sensitive in comparison to other drugs. For Cocaine is up to 90 days. And for opiate drugs such as Heroin, Morphine, and Codeine, it is 90 days. For Amphetamine and Methamphetamine drug detection length is 90 days. For Phencyclidine (PCP) it is 90 days. The detection period for Cannabis is 2 to 7 days for single use and 1 to Two years for prolonged usage. The detection length for Phenobarbital, Barbiturates, Corinne, and Ecstasy is around 90 days. The substance detection period for Methadone is up to 30 days. The detection period for LSD is around 3 times.
The detection period for Cocaine is 1-3 days. For opiate drugs Heroin, Morphine it is 1-3 days. The detection period for Amphetamine and Methamphetamine is 1-3 days. The detection period for Phencyclidine (PCP) is 1-3 days. The substance detection period for Cannabis is two days. For Phenobarbital it is 4 to 7 days. And for Methadone it is 24 hours. The detection period for Barbiturates (except Phenobarbital) is 1-2 days. The detection period for Corinne is 2-4 days. The detection period for LSD is 0-3 hours. And for Ecstasy (MDMA) it is 24 hours.