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What is Modafinil?

Category: Prescription Drugs

Most popular types: Provigil Alertec Modiodal Show all

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Modafinil is stimulant used to improve wakefulness in patients narcolepsy and shift work sleep disorder or as an adjunctive therapy for obstructive sleep apnea. It may also be used for attention-deficit/hyperactivity disorder and to treat fatigue in MS and other disorders.

See patients taking Modafinil

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Multiple sclerosis 2190 441
Fatigue 1664 741
Excessive daytime sleepiness (somnolence) 578 378
Narcolepsy 512 59
Idiopathic hypersomnia 145 30
Brain fog 85 54

Show all 89 reasons taken

  • Major
  • Moderate
  • Slight
  • None
  • Can't tell
See all 6344 patients that have taken Modafinil

Side effects

Side effects as an overall problem

Side effects as an overall problem
Severity Evaluations Percentage
Severe 74
Moderate 159
Mild 273
None 666

Commonly reported side effects and conditions associated with Modafinil

Side effect Patients Percentage
Jittery feeling 57
Headaches 55
Dry mouth 51
Anxious mood 36
Tachycardia (fast heart rate) 30
Irritability 21

Show all 155 reported side effects

Why patients stopped taking Modafinil

Multiple reasons could be selected

Reason Patients Percentage
Did not seem to work 316
Other 215
Side effects too severe 206
Expense 185
Doctor's advice 127
Change in health plan coverage 97
Personal research 36
Course of treatment ended 19
See all 930 patients who've stopped taking Modafinil

Duration

Stopped taking Modafinil

Duration Patients Percentage
Less than 1 month 135
1 - 6 months 182
6 months - 1 year 127
1 - 2 years 147
2 - 5 years 198
5 - 10 years 84
10 years or more 30
Adherence
Adherence Evaluations Percentage
Always 796
Usually 235
Sometimes 99
Never taken as prescribed 42
Burden
Burden Evaluations Percentage
Very hard to take 38
Somewhat hard to take 66
A little hard to take 149
Not at all hard to take 919
Cost per month
Cost per month Evaluations Percentage
$200+ 89
$100-199 55
$50-99 143
$25-49 169
< $25 346
Not specified 370

What people switch to and from

Patients started taking Modafinil after stopping:

Treatment Patients Percentage
Methylphenidate (Ritalin) 26
Armodafinil (Nuvigil) 22
Amphetamine-Dextroamphetamine (Adderall) 18
Amantadine (Symmetrel) 13
Amitriptyline (Elavil) 2

Show all 22 treatments patients report switching from

Patients stopped taking Modafinil and switched to:

Treatment Patients Percentage
Amphetamine-Dextroamphetamine (Adderall) 46
Armodafinil (Nuvigil) 44
Methylphenidate (Ritalin) 14
Lisdexamfetamine (Vyvanse) 7
Dextroamphetamine (Dexedrine) 6

Show all 14 treatments patients report switching to

Last updated:

132 patient evaluations for Modafinil

Sort by: Most recent

Jan 10, 2019 (Started Apr 06, 2006)

  • Effectiveness
    Slight (for fatigue)
  • Effectiveness
    Can't tell (for multiple sclerosis)
  • Side effects
    None
  • Adherence
    Sometimes
  • Burden
    Not at all hard to take
Dosage: 100 mg Daily
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.

Dec 2, 2015 (Started Apr 06, 2006)

  • Effectiveness
    Major (for fatigue)
  • Effectiveness
    Major (for multiple sclerosis)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 100 mg Daily
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.
  • 0 helpful marks

May 19, 2018 (Started Aug 31, 2010)

  • Effectiveness
    None (for Parkinson's disease)
  • Effectiveness
    None (for excessive daytime sleepiness (somnolence))
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.
Cost: $25-49 monthly

Dec 28, 2016 (Started Aug 31, 2010)

  • Effectiveness
    Moderate (for excessive daytime sleepiness (somnolence))
  • Effectiveness
    Moderate (for Parkinson's disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Cost: $25-49 monthly

Aug 11, 2015 (Started Aug 31, 2010)

  • Effectiveness
    Moderate (for excessive daytime sleepiness (somnolence))
  • Effectiveness
    Moderate (for Parkinson's disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.
Cost: $25-49 monthly

Aug 11, 2014 (Started Aug 31, 2010)

  • Effectiveness
    Moderate (for excessive daytime sleepiness (somnolence))
  • Effectiveness
    Moderate (for Parkinson's disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.
Cost: $25-49 monthly

Jul 14, 2012 (Started Aug 31, 2010)

  • Effectiveness
    Major (for excessive daytime sleepiness (somnolence))
  • Effectiveness
    Major (for Parkinson's disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.
Cost: $25-49 monthly

Dec 1, 2011 (Started Aug 31, 2010)

  • Effectiveness
    Moderate (for Parkinson's disease)
  • Effectiveness
    Moderate (for excessive daytime sleepiness (somnolence))
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.
Cost: $25-49 monthly

Nov 15, 2011 (Started Aug 31, 2010)

  • Effectiveness
    Moderate (for Parkinson's disease)
  • Effectiveness
    Moderate (for excessive daytime sleepiness (somnolence))
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.
Cost: $25-49 monthly

Aug 1, 2011 (Started Aug 31, 2010)

  • Effectiveness
    Moderate (for Parkinson's disease)
  • Effectiveness
    Moderate (for excessive daytime sleepiness (somnolence))
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.
Cost: $25-49 monthly

Aug 1, 2010 (Started Aug 31, 2010)

  • Effectiveness
    Major (for Parkinson's disease)
  • Effectiveness
    Major (for excessive daytime sleepiness (somnolence))
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.
Cost: $25-49 monthly
  • 1 helpful mark

Feb 21, 2018 (Started Apr 01, 2009)

  • Effectiveness
    Moderate (for fatigue)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 100 mg Daily
Advice & Tips: Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Phasellus faucibus turpis sed mi maximus mattis.
  • 0 helpful marks
Last updated:
Showing 3 of 132 patient evaluations for Modafinil