4F-MPH/Summary

Main article: 4F-MPH

Psychoactive class: Stimulant

Chemical class: Phenethylamine, Piperidine

Oral

• Thresh				Common				Heavy
  5	-	5	-	10	-	15	-	20	mg
  		Light				Strong

• • Total: 4 - 8 hours
  • Onset: 30 - 60 minutes
  • Peak: 2 - 4 hours
  • Offset: 1 - 2 hours
  • Afterglow: 5 - 10 hours

Insufflated

• Thresh				Common				Heavy
  5	-	5	-	8	-	14	-	20	mg
  		Light				Strong

• • Total: 3 - 6 hours
  • Onset: 10 - 30 minutes
  • Peak: 1 - 2 hours
  • Offset: 1 - 2 hours
  • Afterglow: 4 - 8 hours

Dangerous interactions

• • 25x-NBOMe
  • Alcohol
  • Dextromethorphan
  • MAOI
  • Methoxetamine
  • Tramadol

Physical effects

• • Stimulation
• • Appetite suppression
• • Dehydration
  • Increased heart rate
  • Teeth grinding

Cognitive effects

• • Anxiety
  • Cognitive euphoria
  • Depression
  • Irritability
• • Analysis enhancement
  • Focus enhancement
  • Increased music appreciation
  • Motivation enhancement
  • Thought acceleration
  • Thought organization
  • Wakefulness
• • Cognitive fatigue
  • Emotion suppression
  • Motivation suppression
  • Thought deceleration

See also

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