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A stimulant is an overarching term that covers many drugs including those that increase the activity of the central nervous system and the body, [1] drugs that are pleasurable and invigorating, or drugs that have sympathomimetic effects. [2]
Stimulant use disorder is a type of substance use disorder where the use of stimulants caused clinically significant impairment or distress. It is defined in the DSM-5 as "the continued use of amphetamine-type substances, cocaine, or other stimulants leading to clinically significant impairment or distress, from mild to severe". [1]
Sympathomimetic drugs (also known as adrenergic drugs and adrenergic amines) are stimulant compounds which mimic the effects of endogenous agonists of the sympathetic nervous system. Examples of sympathomimetic effects include increases in heart rate , force of cardiac contraction , and blood pressure . [ 1 ]
The research looked at both stimulant and non-stimulant drugs that doctors can prescribe long-term for the treatment of ADHD. More specifically, it looked at the effect of methylphenidate ...
Amphetamine is a weak base with a pK a of 9.9; [3] consequently, when the pH is basic, more of the drug is in its lipid soluble free base form, and more is absorbed through the lipid-rich cell membranes of the gut epithelium. [3] [28] Conversely, an acidic pH means the drug is predominantly in a water-soluble cationic (salt) form, and less is ...
Amphetamines are a type of stimulant drug that energizes the central nervous system. They are prescribed to treat conditions such as attention deficit hyperactivity disorder (ADHD) , narcolepsy ...
Recreational drugs are commonly divided into three categories: depressants (drugs that induce a feeling of relaxation and calmness), stimulants (drugs that induce a sense of energy and alertness), and hallucinogens (drugs that induce perceptual distortions such as hallucination). [2]
Stimulant psychosis is a mental disorder characterized by psychotic symptoms (such as hallucinations, paranoid ideation, delusions, disorganized thinking, grossly disorganized behaviour). It involves and typically occurs following an overdose or several day binge on psychostimulants , [ 1 ] although it can occur in the course of stimulant ...