Trait Interindividual Differences in the Effectiveness of Modafinil.

Jeroen Van Cutsem, Emilie Dessy, Martine Van Puyvelde, Olivier Mairesse, Royal Military Academy, Brussels Xavier Neyt, Nathalie Pattyn

Research output: Chapter in Book/Report/Conference proceedingConference paperResearch

2 Citations (Scopus)

Abstract

Purpose: To optimize the usage of modafinil as a cognitive enhancer and increase safety and effectiveness, we sought to assess the trait-characteristic of modafinil-sensitivity. Methods: 11 healthy participants (age = 21 ± 2 yr) were tested on 2 separate occasions during which they were sleep deprived for one night. During one trial they received 2 × 200 mg modafinil (i.e. EXP); during the other they received 2 × a placebo-capsule (i.e. CON). Physiological (e.g. heart rate and blood pres-sure), subjective (e.g. sleepiness and mood state) and behavioral (e.g. psychomotor vigilance task) measures of sleep-wake regulation were followed up. Results: Both PVT performance and perceived sleepiness were significantly improved in EXP at 2AM and 4AM during the sleep deprivation-night, compared to in CON. Additionally, an ICC of 0.90 for the delta (CON – EXP) in non-adjusted reaction time was observed. Conclusion: Stable and robust interindividual differences in modafinil-sensitivity are clearly present across day and night.

Original languageEnglish
Title of host publicationProceedings of the AHFE 2021 Virtual Conferences on Safety Management and Human Factors, and Human Error, Reliability, Resilience, and Performance
EditorsPedro M. Arezes, Ronald L. Boring
PublisherInternational Conference on Applied Human Factors and Ergonomics
Pages12-20
Number of pages9
ISBN (Print)9783030802875
DOIs
Publication statusPublished - 2021

Publication series

NameLecture Notes in Networks and Systems
Volume262 LNNS
ISSN (Print)2367-3370
ISSN (Electronic)2367-3389

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