Health & fitness · wakefulness drug
Modafinil
Hacker Approved
Recommended for focus and wakefulness with few side effects and no apparent tolerance; critics say it is intense at useful doses and stops working well as a performance booster.
Summarized from 28 comments.
Recommended for focus and wakefulness with few side effects and no apparent tolerance; critics say it is intense at useful doses and stops working well as a performance booster.
- recommend
- 16
- criticize
- 6
- months recommended
- 8 of 13
- median owned, 3 owners said
- 10 years
Why people love it
Strong focus and wakefulness effect · 3
For me it was a much stronger focus effect than caffeine and a much weaker effect than amphetamine.
Oct 2026 · comment100mg modafinil makes me a LOT more productive
Feb 2026 · commentit's extremely effective at keeping you awake
Jul 2026 · commentFew or no side effects · 2
it was incredible for the most part and had zero side-effects
Aug 2026 · commenteffectively zero side effects
Nov 2025 · commentEffective paired with amitriptyline · 3
a combination of weak ligands like Modafinil and Amitriptyline can really help with dysautonomia
Apr 2026 · commentThe Modafinil / Amitryptiline is probably the most effective treatment I've tried
Jun 2026 · commentI landed on Modafinil in the morning and Amitryptiline at night
Apr 2026 · comment
What people warn about
Weaker stimulation than amphetamine or caffeine · 2
For me it was a much stronger focus effect than caffeine and a much weaker effect than amphetamine.
Oct 2026 · commentit's not even on the level of caffeine for stimulation
Oct 2026 · comment
Every quote
The 21 most detailed of 28 comments. Each links to the original.
For me it was a much stronger focus effect than caffeine and a much weaker effect than amphetamine.
Mixed · Oct 2026 · in “The Other Epidemic: Trying to get off benzodiazepines”
a combination of weak ligands like Modafinil and Amitriptyline can really help with dysautonomia
Recommends · Apr 2026 · in “A Collection of Chronic Medical Conditions Common in Autistic and ADHD Adults [pdf]”
The Modafinil / Amitryptiline is probably the most effective treatment I've tried
Recommends · Jun 2026 · in “GLP-1 drugs led to weight loss and reversed depression-like behavior in mice”
I landed on Modafinil in the morning and Amitryptiline at night
Recommends · Apr 2026 · in “Ah, peptides. where to begin?”
it was incredible for the most part and had zero side-effects
Mixed · Aug 2026 · in “Reverse engineering my ADHD test”
100mg modafinil makes me a LOT more productive
Recommends · Feb 2026 · in “I Analyzed Every Nootropic Study on PubMed”
it's extremely effective at keeping you awake
Recommends · Jul 2026 · in “How the Terrorist Group Boko Haram Uses Frontier AI”
effectively zero side effects
Recommends · Nov 2025 · in “Aldous Huxley predicts Adderall and champions alternative therapies”
it's not even on the level of caffeine for stimulation
Criticizes · Oct 2026 · in “The Other Epidemic: Trying to get off benzodiazepines”
Made a menu bar app you may find useful for MacBook sleep prevention, even when the lid is closed
Recommends · May 2026 · in “Work with Codex from Anywhere”
it worked well when I took it but it was intense at the useful dose
Mixed · Jul 2026 · in “It's getting harder to focus every day”
stops being effective as a performance enhancer pretty quickly
Mixed · Oct 2026 · in “The Other Epidemic: Trying to get off benzodiazepines”
they seem better to me, but maybe long-term use is different
Recommends · Nov 2025 · in “Aldous Huxley predicts Adderall and champions alternative therapies”
Modafinil has been a lifesaver for me for over a decade
Recommends · Aug 2026 · in “The brain may be about to have its Ozempic moment”
which is what Modafinil does
Recommends · May 2026 · in “Show HN: Modafinil - Let agents continue running while MacBook lid is closed”
no apparent tolerance build
Mixed · Jun 2026 · in “GLP-1 drugs led to weight loss and reversed depression-like behavior in mice”
they last too long to really work with a normal 16/8 sleep cycle and the other stimmy effects can detract from things other than focus work
Criticizes · Nov 2025 · in “Aldous Huxley predicts Adderall and champions alternative therapies”
we have some modafinil for that but now that you're developing early-stage dementia know that it's progressive.
Criticizes · Nov 2025 · in “Ticker: Don't die of heart disease”
Studies show Modafinil isn't effective in ADHD adults.
Criticizes · Sep 2026 · in “Reverse engineering my ADHD test”
Taking it made me not want to take it again.
Criticizes · Dec 2025 · in “Why are 38 percent of Stanford students saying they're disabled?”
comes at a huge cost physically, mentally
Criticizes · May 2026 · in “Creatine raise brain energy levels and slow Alzheimer's cognitive decline by 30%”
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