Methylphenidate/Summary

Main article: Methylphenidate

Psychoactive class: Stimulants

Chemical class: Substituted phenidates

Oral

• Thresh				Common				Heavy
  5	-	10	-	20	-	40	-	60	mg
  		Light				Strong

• • Total: 4 - 6 hours
  • Onset: 20 - 60 minutes
  • Come up: 20 - 60 minutes
  • Peak: 1.5 - 2.5 hours
  • Offset: 1 - 2 hours
  • Afterglow: 2 - 6 hours

Insufflated

• Thresh				Common				Heavy
  5	-	10	-	15	-	30	-	60	mg
  		Light				Strong

• • Total: 2 - 4 hours
  • Onset: 5 - 20 minutes
  • Come up: 15 - 40 minutes
  • Peak: 30 - 45 minutes
  • Offset: 2 - 4 hours
  • Afterglow: 1 - 4 hours

Harm potential

• • Moderately addictive with a high potential for abuse

Physical effects

• • Stimulation
• • Appetite suppression
• • Abnormal heartbeat
  • Dehydration
  • Dizziness
  • Dry mouth
  • Frequent urination
  • Increased heart rate
  • Increased perspiration
  • Nausea
  • Teeth grinding
  • Vasoconstriction

Visual effects

• • Time distortion

Cognitive effects

• • Cognitive euphoria
  • Compulsive redosing
  • Time distortion
• • Analysis enhancement
  • Increased libido
  • Increased music appreciation
  • Memory enhancement
  • Motivation enhancement
  • Thought organization
• • Emotion suppression
  • Suggestibility suppression
  • Thought deceleration

See also

• Responsible use
• Summary index
• Subjective effect index
• Psychoactive substance index