Narcotics and Drugs Classification

Based on their level of dependence
Hard Drugs
The “hard” drugs are those that cause physical and psychological dependence, is altering the psychic and social behavior of addicts, as opium and its derivatives, alcohol, amphetamines and barbiturates.
Soft drugs
That create only a psychological dependence, among which are the derivatives of hemp, such as hashish or marijuana, cocaine, lysergic [...]