PlainPill

Amphetamine

People mainly take Amphetamine for focus, energy, mood. Based on 57 first-hand reports and 258 meta-analyses & systematic reviews in the medical literature. Ranked #301 of 1,974 overall.

34
User score
Mixed
26% positive32% mixed7% negative35% unclear

Of reports that state an outcome, 40% are positive.

Clinical research
AStrong research base
258
meta-analyses
521
RCTs
25,932
papers

What Amphetamine does, according to users

Of the people who reported each effect, the share who said it got better.

What the research says

Systematic reviews and meta-analyses from PubMed, with their published conclusions.

AStrong research base

3+ meta-analyses or systematic reviews and 10+ randomized controlled trials in humans. The grade measures how much human research exists — read the conclusions below for what it found.

PLoS One · 2020 · Meta-analysis / systematic review
Pharmacologic treatment of attention deficit hyperactivity disorder in adults: A systematic review and network meta-analysis

Conclusion: Overall, despite a class effect of improving clinical response relative to placebo, there were few differences among the individual ADHD pharmacotherapies, and most studies were at risk of at least one important source of bias. Furthermore, the certainty of the evidence was very low to low for all outcomes, and there was limited reporting of long-term adverse events. As such, the choice between ADHD pharmacotherapies may depend on individual patient considerations, and future studies should assess the long-term effects of individual pharmacotherapies on patient-important outcomes, including qu

PubMed 33085721 ↗
Schizophr Bull · 2020 · Meta-analysis / systematic review
Transition of Substance-Induced, Brief, and Atypical Psychoses to Schizophrenia: A Systematic Review and Meta-analysis

Conclusion: Transition rates were slightly lower in older cohorts but were not affected by sex, country of the study, hospital or community location, urban or rural setting, diagnostic methods, or duration of follow-up. Substance-induced psychoses associated with cannabis, hallucinogens, and amphetamines have a substantial risk of transition to schizophrenia and should be a focus for assertive psychiatric intervention.

PubMed 31618428 ↗

Dosage people report

As stated by users — not a recommendation. Follow the label or your doctor.

variable: daily, 5x/week, once-twice monthly reportedas reported
daily for 1 monthas reported
low dosesas reported
low doseintermittent
weekends offas reported
10 mg/kg (rat study)as reported

Reported side effects

How often each side effect came up across all reports.

tolerance ×4addiction ×2anhedonia ×1euphoria depletion ×1mood cycling ×1jitteriness ×1fatigue ×1neurotoxicity ×1

What users say

Verbatim quotes, shortened only — each links to the original discussion.

“Faguet was arrested in Moscow airport of Domodedovo for having some amphetamine and LSD”
Source discussion ↗
“Avoid regular amphetamine usage whenever you can; can lead to anhedonia and prolonged hard-core withdrawal”
Source discussion ↗
“I’ve tried to take taurine with other drugs, like amphetamine, and the side effects were less present, while the stimulant effects were still there.”
Source discussion ↗
“Amphetamines work, but not recommended to do repeatedly.”
Source discussion ↗
“there is nothing, NOTHING, like that first few times you take amphetamines...they do still seem to work even though the euphoria is mostly gone now. I take them 5x a week.”
Source discussion ↗
Top discussions (5)

Other options for focus

User data from public discussions; research from PubMed. Information only, not medical advice — talk to a doctor before starting, stopping or combining anything. Data updated October 2, 2026. How we rate