<unk>  is a substance<unk>  disease characterized by<unk>  drug misuse leading to tolerance, dependence, and abuse. Acute<unk>  intoxication is associated with euphoria with affective blunting, hypervigilance, anxiety, and impaired judgment with somatic symptoms characteristic of<unk>  drugs such as tachycardia, hypertension, perspiration, and psychomotor agitation. Abrupt discontinuation of<unk> s is associated with a withdrawal syndrome characterized by a dysphoric mood with fatigue, vivid, unpleasant dreams, increased appetite, and sleep disturbances.
Stimulant use disorder
Opioid abuse and dependence
Inhalant use disorder
Opioid withdrawal
Cocaine dependence
Amphetamine psychosis
Substance-related disorder
Narcolepsy