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Oxiracetam

This article is a stubmissing:
Subjective Effects
Pharmacology
Interactions
Tolerance
History & Culture
Oxiracetam molecule structureOxiracetam molecule structure
4-Hydroxy-2-oxopyrrolidine-N-acetamide
ISF 2522, ISF-2522, Neuractiv, Neuromet, Hydroxypiracetam
Psychoactive Class
Chemical Class
Racetam

Dosage & Duration

Dosage

Doses are population estimates that vary widely between individuals.

Threshold250 mg
Light500-1200 mg
Moderate1200-1800 mg
Strong1800-2400 mg
Heavy2400+ mg

Duration

Onset15-30 minutes
After Effects1-6 hours
Total4-6 hours

Subjective Effects

Subjective Effects not written up yet

Reagent Testing

Expected colorimetric results for common reagent tests. Colors show reaction change over 1–2 minutes.

Marquis(MQ)
No reaction
No reaction
Mecke(ME)
No reaction
No reaction
Mandelin(MD)
No reaction
No reaction
Ehrlich(EH)
No reaction
No reaction
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Pharmacology

Pharmacology not written up yet

Interactions

Interactions not written up yet

An unlisted combination is an unknown one, not a safe one. Check a dedicated combination chart before mixing.

Check TripSit

Tolerance

Tolerance not written up yet

Harm Potential

Addiction & Dependence

Psychological

Low

Chronic oxiracetam use is described as non-addictive with low abuse potential and no apparent psychological dependence, though this has not been clinically corroborated.

Toxicity

renal clearance

Half-life is reported as about 8 hours in healthy individuals and 10 to 68 hours in patients with renal impairment.

History & Culture

History & Culture not written up yet

Legality

International

Legally available to buy and sell in most countries

By Country

Controlled / restricted2
United States flagUnited StatesRestricted
United Kingdom flagUnited KingdomRestricted

References

Source Pages

  1. DrugBank: Oxiracetam
  2. Erowid
  3. Erowid: Experience Report
  4. Isomer Design (TiHKAL/PiHKAL)
  5. PsychonautWiki
  6. TripSit Factsheets
  7. TripSit: Oxiracetam Factsheet
  8. Wikipedia

Citations

  1. Medicines watchdog makes record seizure of experimental smart drugs. gov.uk (n.d.). https://www.gov.uk/government/news/medicines-watchdog-makes-record-seizure-of-experimental-smart-drugs1
  2. The Human Medicines Regulations 2012, regulation 2 (latest revised text). legislation.gov.uk (n.d.). https://www.legislation.gov.uk/uksi/2012/1916/regulation/21
  3. The Human Medicines Regulations 2012, regulation 46 (latest revised text). legislation.gov.uk (n.d.). https://www.legislation.gov.uk/uksi/2012/1916/regulation/461
  4. The Human Medicines Regulations 2012, regulation 167 (latest revised text). legislation.gov.uk (n.d.). https://www.legislation.gov.uk/uksi/2012/1916/regulation/1671
  5. Supply unlicensed medicinal products (specials). gov.uk (n.d.). https://www.gov.uk/government/publications/supply-unlicensed-medicinal-products-specials/supply-unlicensed-medicinal-products-specials1
  6. Psychoactive Substances Act 2016, Schedule 1 paragraph 2 (latest revised text). legislation.gov.uk (n.d.). https://www.legislation.gov.uk/ukpga/2016/2/schedule/1/paragraph/21
  7. OXIRACETAM — UNII P7U817352G. precision.fda.gov (n.d.). https://precision.fda.gov/uniisearch/srs/unii/p7u817352g1
  8. Peak Nootropics LLC aka Advanced Nootropics — Warning Letter 557887. fda.gov (n.d.). https://www.fda.gov/inspections-compliance-enforcement-and-criminal-investigations/warning-letters/peak-nootropics-llc-aka-advanced-nootropics-557887-020520191
  9. 21 U.S.C. § 321 — Definitions; generally. uscode.house.gov (n.d.). https://uscode.house.gov/view.xhtml?req=%28title%3A21+section%3A321+edition%3Aprelim1
  10. 21 U.S.C. § 331 — Prohibited acts. uscode.house.gov (n.d.). https://uscode.house.gov/view.xhtml?req=%28title%3A21+section%3A331+edition%3Aprelim1

Further Reading

  1. Giovannini et al. 1993 - Acetylcholine Release Study
  2. Scientific Reports: (S)-Oxiracetam Active Ingredient Study

Article Status

  • Josie Kins avatar
    Step 1 · Automated synthesis

    An autonomous workflow built by Josie Kins compiled this article's foundation from information published across the web.

  • Step 2 · First-pass reviewPending

    Not yet reviewed — this article is pending editorial review by Lyrea.

  • Step 3 · Citation reviewPending

    No one has reviewed this article's citations yet. That second pass checks each claim against the source it cites.

Recent changes7 human edits · latest

Times are UTCNewest first

24 January 2026

  1. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  2. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  3. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  4. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  5. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  6. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  7. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

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