Search results
Results from the WOW.Com Content Network
A stimulant is an overarching term that covers many drugs including those that increase the activity of the central nervous system and the body, [5] drugs that are pleasurable and invigorating, or drugs that have sympathomimetic effects. [6]
Amphetamines are a class of psychoactive drugs that are stimulants.Paradoxical drowsiness can sometimes occur in adults. [1] Research from the 1980s popularized the belief that ADHD stimulants such as amphetamine have a calming effect in individuals with ADHD, but opposite effects in the general population. [2]
Norepinephrine is synthesized by the body from the amino acid tyrosine, [3] and is used in the synthesis of epinephrine, which is a stimulating neurotransmitter of the central nervous system. [4] All sympathomimetic amines fall into the larger group of stimulants (see psychoactive drug chart).
Although stimulants are the first-line treatment for ADHD symptoms, second-line treatments like Wellbutrin may be more appropriate for some people. dragana991/istockphoto Side Effects
Use of stimulants may cause the body to significantly reduce its production of endogenous compounds that fulfill similar functions. Once the effect of the ingested stimulant has worn off the user may feel depressed, lethargic, confused, and dysphoric. This is colloquially termed a "crash" and may promote reuse of the stimulant.
In particular, amphetamine may decrease the effects of sedatives and depressants and increase the effects of stimulants and antidepressants. [168] [31] Amphetamine may also decrease the effects of antihypertensives and antipsychotics due to its effects on blood pressure and dopamine respectively.
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]
Methamphetamine may decrease the effects of sedatives and depressants and increase the effects of antidepressants and other stimulants as well. [25] Methamphetamine may counteract the effects of antihypertensives and antipsychotics owing to its effects on the cardiovascular system and cognition respectively. [25]