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A prodrug to modafinil, this compound is often used to increase wakefulness and alertness. Due to hepatic metabolism it has a slower onset than modafinil and may cause liver damage in excess. Some users have reported acne as an adverse effect. Unregulated in the US.

Dosage

Oral

Common: 250-400mg
Heavy: 600mg+
Light: 150-250mg
Threshold: 100-150mg

Duration

Onset: 45-120 minutes
Duration: 8-12 hours
After effects: 1-12 hours

Timeline

Onset
45-120 minutes
Peak
8-12 hours
After
1-12 hours
013h1.1d
Typical
Extended range

Effects

StimulationDehydrationHeadachesPhotophobiaAppetite suppressionIncreased heart rateDizzinessNauseaBody odor alterationWakefulnessIrritabilityFocus enhancementThought accelerationMemory enhancementMotivation enhancementEmotion enhancementAnxietyTime distortionIncreased music appreciation