library.onepin.app/modafinil Peptide Education Library
Education only, not medical advice 21+ Every dose is an example to finalize with a licensed provider

OnePin Peptide Library · Cognitive & Mood

Cognitive & Mood Peptide Not FDA-approved · investigational Controlled substance

Modafinil

Provigil

Modafinil is a wakefulness-promoting agent FDA-approved for narcolepsy, obstructive sleep apnea, and shift work sleep disorder (marketed as Provigil). Unlike traditional stimulants such as amphetamine and methylphenidate, modafinil has a distinct mechanism of action with lower abuse potential, making it a Schedule IV controlled substance rather than Schedule II. It has become one of the most widely used cognitive enhancers and 'smart drugs' in biohacking communities.,Modafinil promotes wakefulness through multiple mechanisms including dopamine reuptake inhibition, histamine and orexin system activation, and modulation of GABA and glutamate neurotransmission. Its cognitive enhancement effects - improved executive function, working memory, and sustained attention - have been validated in sleep-deprived individuals and show more modest but measurable benefits in well-rested healthy subjects. A systematic review by Battleday and Brem (2015) in European Neuropsychopharmacology confirmed cognitive benefits particularly for complex tasks.,Armodafinil (Nuvigil) is the R-enantiomer of modafinil with a longer duration of action. Both are used interchangeably in practice, with armodafinil typically dosed at half the modafinil equivalent due to its higher potency and longer half-life.

Quick Start
Route
Oral
Start low
100mg
Frequency
1x daily (morning)
Timing
Anytime

Take in the morning with or without food. Half-life is 12-15 hours - do not take after noon to avoid insomnia. Start with 100mg to assess tolerance before increasing to 200mg.

Start here. Every protocol below is ordered lowest-first. Begin at the smallest effective dose, hold about a week to assess tolerance, and step up only if needed.

Tiered Protocols · lowest first
Quick Start
Conservative start
100mg · Oral · 1x daily (morning)
Lowest starting point. Hold about a week to assess tolerance before stepping up.
100mg
1x daily (morning)
Standard
Wakefulness Promotion
100-200 mg · Oral · As needed
human clinical trial · Turner et al. 2002 (Psychopharmacology)
100-200 mg
As needed
01

How it works

Modafinil's primary mechanism involves inhibition of the dopamine transporter (DAT), increasing extracellular dopamine in the prefrontal cortex, nucleus accumbens, and other regions. Unlike amphetamines, it does not promote dopamine release or significantly affect norepinephrine or serotonin transporters at therapeutic doses, which contributes to its lower abuse potential.,Secondary mechanisms include activation of the orexin/hypocretin system (critical wakefulness neurons in the lateral hypothalamus), increased histamine release in the tuberomammillary nucleus (promoting arousal), inhibition of GABAergic neurons in the ventrolateral preoptic area (sleep-promoting region), and enhancement of glutamatergic transmission. This multi-target profile produces wakefulness without the jitteriness or peripheral sympathetic activation of traditional stimulants.,Modafinil also upregulates cortical serotonin, glutamate, and norepinephrine while reducing GABA levels, creating a net pro-cognitive, pro-alertness neurochemical state. The cognitive enhancement effects are most pronounced for executive function, working memory, and sustained attention tasks.

Modafinil's primary mechanism involves inhibition of the dopamine transporter (DAT), increasing extracellular dopamine in the prefrontal cortex, nucleus accumbens, and other regions. Unlike amphetamines, it does not promote dopamine release or significantly affect norepinephrine or serotonin transporters at therapeutic doses, which contributes to its lower abuse potential.,Secondary mechanisms include activation of the orexin/hypocretin system (critical wakefulness neurons in the lateral hypothalamus), increased histamine release in the tuberomammillary nucleus (promoting arousal), inhibition of GABAergic neurons in the ventrolateral preoptic area (sleep-promoting region), and enhancement of glutamatergic transmission. This multi-target profile produces wakefulness without the jitteriness or peripheral sympathetic activation of traditional stimulants.,Modafinil also upregulates cortical serotonin, glutamate, and norepinephrine while reducing GABA levels, creating a net pro-cognitive, pro-alertness neurochemical state. The cognitive enhancement effects are most pronounced for executive function, working memory, and sustained attention tasks.

02

What to expect

Early
Days 1–7

Hours 1-3: Onset of wakefulness and focus. Peak plasma concentration at 2-4 hours.

03

Evidence

HumanPresent
AnimalPresent
In-vitroPresent
2000Randomized trial of modafinil as a treatment for the excessive daytime somnolence of narcolepsy: US Modafinil in Narcolepsy Multicenter Study Group · US Modafinil in Narcolepsy Multicenter Study Group, Neurology ↗peer reviewed
2015Modafinil for cognitive neuroenhancement in healthy non-sleep-deprived subjects: A systematic review · Battleday RM, Brem AK, European Neuropsychopharmacology ↗review
2003Cognitive enhancing effects of modafinil in healthy volunteers · Turner DC et al, Psychopharmacology ↗peer reviewed
2010Modafinil for narcolepsy: systematic review and meta-analysis · Golicki D et al, European Journal of Neurology ↗review
04

Interactions & stacking

What's safe to combine, and what belongs in a separate pin.

Safe & synergistic

CreatineCreatine supports brain energy metabolism through phosphocreatine, complementing modafinil's wakefulness effects through an independent mechanism
Omega-3 Fatty AcidsNo interaction - DHA/EPA support neuronal membrane health independent of modafinil's dopaminergic mechanism
Caffeine (low dose)Low-dose caffeine (50-100mg) can complement modafinil's wakefulness effects through adenosine receptor antagonism, a separate alertness pathway
L-TheanineL-theanine may smooth any mild anxiety or jitteriness from modafinil while preserving cognitive enhancement

Keep separate

Hormonal ContraceptivesModafinil induces CYP3A4, reducing effectiveness of oral contraceptives, patches, rings, and implants. Use alternative contraception during and for 1 month after stopping modafinil
CyclosporineCYP3A4 induction significantly reduces cyclosporine levels, potentially causing organ transplant rejection
High-Dose CaffeineCombined dopaminergic stimulation plus excessive adenosine antagonism can cause anxiety, palpitations, and insomnia
05

Pharmacokinetics

Illustrative plasma concentration · 24 h
Half-life
~12-15 hours (modafinil), ~15 hours (armodafinil R-enantiomer)
Peak · Tmax
~2-4 hours oral
Elimination
~2-4 days (complete elimination)
Activity
8-12 hours of wakefulness promotion from a single 200mg dose

Storage. Store at controlled room temperature (20-25C). Protect from moisture. No special storage requirements.

06

Regulatory status

Schedule IV controlled substance (DEA). FDA-approved for narcolepsy, shift work disorder, and obstructive sleep apnea. Off-label use for ADHD, cognitive enhancement, and fatigue. Prescription required in the US. Available OTC in some countries (India, Mexico). Generic versions widely available since 2012.

Put it to work

Calculate, log & track

Open Modafinil straight into OnePin with your vial and dose pre-filled, then let it handle the syringe math and remind you before the vial runs out.

Open Modafinil in the app →

Go deeper

The guide & community

The complete Modafinil walkthrough, real protocol discussion and coaching live inside the BlessUp community on Skool.

Join the community ↗
Open in app Community