Drug injection can lead to a dependency by both physical and psychological means — and develops more quickly than with other methods of taking drugs. In recreational-use drug culture, preparation may include mixing the powdered drug with water to create an aqueous solution, and then the solution is injected. This act is often colloquially referred to as "slamming", "shooting [up]", “smashing”, "banging", "pinning", or "jacking-up", often depending on the specific drug subculture in which the term is used (i.e. heroin, cocaine, or methamphetamine). There are a variety of reasons why drugs would be more attractive to inject rather than take through other
Drug harmfulness it be total lack of regulation or some regulation, but still legal availability to the public. Drug harmfulness Drug harmfulness is the degree to which a psychoactive drug is harmful to a user and is measured in various ways, such as by addictiveness and the potential for physical harm. More harmful drugs are called "hard drugs" and less harmful drugs are called "soft drugs". The term "soft drug" is considered controversial by its critics as it may imply that soft drugs cause no or insignificant harm. The distinction between soft drugs and hard drugs is important in the drug policy