Modafinil Guide
Wakefulness-promoting agent: dosing, timing, cautions, and how to pair with dual n-back.
What it is (prescription-only)
- Use under supervisionPrescription-only in many countries; follow clinician guidance.
- Core effectsPromotes wakefulness, sustained attention, task persistence.
- Sleep trade-offCan disrupt sleep if timed poorly—sleep protection is critical.
Dosing & timing (educational)
- Common range100–200 mg early morning; higher doses raise side-effect risk.
- TimingOnset ~30–60 min; peak 2–4 hours; half-life ~12–15 hours—avoid afternoon/evening.
- Situational usePrefer high-demand days over daily use if clinically appropriate.
Safety & cautions
Sleep protectionKeep dose early; monitor sleep quality and adjust with your clinician.
InteractionsReview meds (e.g., SSRIs, stimulants, hormonal contraception) with a clinician.
Serious reactionsHypersensitivity (e.g., rash) requires urgent medical evaluation.
Prescription medication—this page is educational only. Use only with medical supervision.
Pairing with dual n-back
- Session placementSchedule your hardest block 1–4 hours post-dose.
- TrackLog accuracy, mood, HR/HRV, and sleep to confirm net benefit.
- StackingBe conservative with added caffeine; avoid additional stimulants unless directed by a clinician.
Use strategy
- Minimum effectiveUse the lowest dose that works; avoid escalating without clinical reason.
- Hydration & nutritionManage appetite suppression; maintain water and electrolytes.
- Foundations firstSleep, fitness, and nutrition drive long-term gains; modafinil is situational support.