Here's the meta-study: https://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0052009/ https://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0052009/ While the results of this s

Here's the meta-study: https://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0052009/ https://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0052009/ While the results of this study support the efficacy of modafinil, the main finding is the large literature gap evaluating the short- and long-term effects of these drugs in healthy adults.