Depressants and hallucinogens are the drugs which have affects on the users central nervous system. Depressants are the drugs that decrease the activities of the central nervous system and slow down the brain performance. Depressants include solvents, alcohol, barbiturates, heroin and tranquillizers. Depressants are widely used among the teens and at workplace. The workers face a lot of stress at workplace which leads to the depression. In order to overcome the depression workers get trapped in the world of drugs.

Upon getting addicted to the depressant drugs, they feel very relaxed and almost very high looking forward to have more and more drugs. In the absence of drugs, depression will be increased, leading to the intentions of suicide and criminal offenses. Absence of drugs has very common affects on the drug addicts which include impaired organization, judgment and balance.

Hallucinogens are the drugs which change the insight of actuality. Examples of hallucinogens include cannabis, LSD, magic Mushrooms and Ketamine. Frequently users will observe and have the sense of hearing things that are not existent. Hallucinogens can also activate psychotic reactions, as well as paranoia.

Frequently, the users of these drugs are completely ignorant of the whole effects and about why the drug has such possessions and the evils caused by taking the drugs. Certain drugs alter the user’s body so that it gets used to the drug and cannot work without it. Withdrawal symptoms of these drugs include: headaches, sweating, vomiting, vibrations, sleeplessness. There are many reasons for causing effects due to the withdrawal of the usage.

Cannabis drug test, marijuana detection drug test, test for THC, cannabinoid drug testing, drug screening for poppy are the commonly used drug test for these two groups of drugs. Drug testing has turned out be very common testing for all types of drugs addicted by a person.