Addiction
Being hooked to a drug and not being able to stop using it.
Blood alcohol content
The percentage of alcohol in a person's bloodstream.
Cannabis
A tall plant with a stiff upright stem, divided serrated leaves, and glandular hairs. It is used to produce hemp fiber and as a drug.
Dependence
Requiring someone or something for financial, emotional, or other support.
Depressant
A drug that brings you down.
Detoxification
The process of removing toxic substances or qualities.
Hallucinogen
A drug that causes hallucinations, such as LSD.
Inhalant
Substances that people inhale to get high.
Intoxication
The condition of having physical or mental control markedly diminished by the effects of alcohol or drugs.
Naloxone/Narcan
A medicine that can save someone from a heroin, fentanyl, or prescription opioid medicine overdose.
Nicotine
A plant alkaloid, found in the tobacco plant, and central nervous system (CNS) stimulant that causes either ganglionic stimulation in low doses or ganglionic blockage in high doses.
Opiate
A drug derived from or related to opium.
Overdose
An excessive and dangerous dose of a drug.
Potency
The power of something to influence or make an impression.
Prescription drug
A medicine that can only be made available to a patient on the written instruction of an authorised health professional.
Psychedelic drug
A group of drugs that alter a person's perception of reality.
Recovery
The process of overcoming a drug usage.
Relapse
A deterioration in someone's state of health after a temporary improvement.
Stimulant
A substance that raises levels of physiological or nervous activity in the body.
Tobacco
A preparation of the nicotine-rich leaves of an American plant, which are cured by a process of drying and fermentation for smoking or chewing.
Tolerance
The need of more and more drugs to reach the state of happiness felt the first time used.
Withdrawal
The act of quiting the usage of a drug.