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Amphetamine/Summary
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Main article: Amphetamine
Psychoactive class:
Stimulants
Chemical class:
Substituted phenethylamines
Oral
Thresh
Common
Heavy
2.5
-
5
-
10
-
25
-
50
mg
Light
Strong
Total
: 6 - 8 hours
Onset
: 30 - 45 minutes
Come up
: 30 - 135 minutes
Peak
: 2.5 - 4 hours
Offset
: 2 - 3 hours
Afterglow
: 3 - 6 hours
Insufflated
Thresh
Common
Heavy
4
-
6
-
15
-
30
-
50
mg
Light
Strong
Total
: 3 - 6 hours
Onset
: 1 - 5 minutes
Come up
: 30 - 90 minutes
Peak
: 1 - 2 hours
Offset
: 1.5 - 3 hours
Afterglow
: 2 - 4 hours
Intravenous
Thresh
Common
Heavy
4
-
6
-
15
-
30
-
50
mg
Light
Strong
Total
: 3 - 6 hours
Onset
: 2 - 10 seconds
Come up
: 2 - 10 seconds
Peak
: 2 - 4 hours
Offset
: 1 - 2 hours
Harm potential
Has high abuse potential and can cause psychological dependence with chronic use
Exact toxic dosage is unknown
Tolerance
Full tolerance is reached develops with prolonged and repeated use
Decreases to half after 3 - 7 days
Returns to baseline after 1 - 2 weeks
Physical effects
Stimulation
Appetite suppression
Abnormal heartbeat
Dehydration
Difficulty urinating
Dry mouth
Frequent urination
Increased blood pressure
Increased bodily temperature
Increased heart rate
Increased perspiration
Nausea
Restless legs
Teeth grinding
Temporary erectile dysfunction
Vasoconstriction
Visual effects
Brightness alteration
Drifting
Time distortion
Tracers
Geometry
Transformations
Cognitive effects
Cognitive euphoria
Compulsive redosing
Time distortion
Analysis enhancement
Increased libido
Increased music appreciation
Memory enhancement
Motivation enhancement
Thought organization
Dream suppression
Emotion suppression
Suggestibility suppression
Thought deceleration
Multi-sensory
Psychosis
See also
Responsible use
Summary index
Subjective effect index
Psychoactive substance index