As drugs are available in several forms thus the drug addicts generally used the following methods for the usage of drugs. Smoking. Unburned particles of combustible-materials are called smoke this is done through mouth with cigarette or cigar etc. Inhalation. By this method drugs like heroine is put on a substance fire is given to heat up the heroine and its smoke is inhaled through a straw pipe.
Depressants. Depressants are those, which are taken under the supervision of physician, may be beneficial in treating condition like anxiety, irritability and insomnia etc. when abused depressants drugs produce state of intoxication closely resembling alcohol. These drugs are not controlled by unlawful, that is even if compound are purchased over the counter they have dangerous effects on the user. Some depressants drugs are as follows.
Following are the major causes of drug addiction. In biological cause the person does not start drug by himself but he is misdiagnosis of the doctor, e.g. when doctor prescribed painkiller or sleeping pills, the continued usage leads to addiction. Initially he start drug as treatment for medical problem, but after sometime he become addict to the drug.