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Modafinil (Provigil)
Effects
by Erowid
DURATION #
Caution :   Reactions and experiences may vary dramatically from person to person. [see below]
Modafinil Duration
Oral
Total Duration
5 - 10 hours
Onset
20 - 60 mins
Coming Up
10 - 30 mins
Plateau
3.5 - 5 hrs
Coming Down
1 - 3 hrs
 
 
After Effects
2 - 6 hrs
Hangover / Day After
- - -
   
EFFECTS LIST #
POSITIVE
  • wakefulness/alertness
  • physical and mental stimulation
  • reduced sleepiness
NEUTRAL
  • changes in focus and attention
NEGATIVE
  • inability to sleep
  • interferes with the effectiveness of oral contraceptives [Ref]
DESCRIPTION #
Modafinil is a wakefulness stimulant that is less physically stimulating than most other available psychoactives that keep people awake. Although there are distinct symptoms of physical stimulation, generally one stays awake without as much jaw-tension and sense of twitchy body energy.
CAUTION & DISCLAIMER #
Erowid's effects information is a summary of data gathered from users, research, and other resources. This information is intended to describe the range of effects people report experiencing. Effects may vary dramatically from one person to another or one experience to another based on a variety of factors such as body chemistry, age, gender, physical health, dose, form of material, etc.