PEDEvidence

Coluracetam

What it is & what research shows

Study example available

Coluracetam (MKC-231) is an experimental choline-uptake enhancer studied in memory-impairment models. The research below distinguishes observed findings from interpretation. [1.1]

Selected animal research: AF64A-treated mice received oral MKC-231 at 0.3, 1 or 3 mg/kg once daily for 11 days. Acute administration and other nootropic agents were also examined. Repeated treatment improved working-memory performance at all tested doses. Acute administration did not significantly improve memory at the tested doses. Some repeated doses reversed hippocampal acetylcholine depletion. A toxin-induced mouse model does not establish a human regimen, clinical efficacy or safety. A toxin-induced mouse model does not establish a human regimen, clinical efficacy or safety. [2.1]

Studied methods, not dosing advice. Selected evidence, not a complete literature review or formal quality appraisal.
Sources & reading scope

Study-summary coverage

No completed study summaries are linked to this compound page yet. This is a coverage gap on PED Evidence, not evidence that human studies or other research do not exist.

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Selected study reading notes

Source-linked summaries with studied methods. These are separate from the automated summary counts above and are not formal quality appraisals.

Animal

Coluracetam: what does this study show?

AF64A-treated mice received oral MKC-231 at 0.3, 1 or 3 mg/kg once daily for 11 days. Acute administration and other nootropic agents were also examined.

Demonstrated findings

Repeated treatment improved working-memory performance at all tested doses. Acute administration did not significantly improve memory at the tested doses. Some repeated doses reversed hippocampal acetylcholine depletion.

Limitations & adverse findings

A toxin-induced mouse model does not establish a human regimen, clinical efficacy or safety.

What might this mean? · interpretation

These findings apply to the population and methods described above.

What might this mean, and what would change the interpretation?

A toxin-induced mouse model does not establish a human regimen, clinical efficacy or safety.

What would clarify this: Controlled human safety and efficacy research would be needed before clinical conclusions.

Findings reviewed · abstract

Checked Sep 23, 2026 against the linked abstract. This reading note is not a formal risk-of-bias appraisal.

More about Coluracetam: identity, safety & reference details
Small moleculeBrain & cognition
Primary research area
Neurological & cognitive research
Regulatory status
See compound-specific sources
Evidence level
Animal · preclinical research
Primary mechanism
See the source-linked compound overview
Reference profile available · Coverage varies by section

Also known as MKC-231

What has been observed?

Selected source-linked reading notes, not the complete literature or a pooled conclusion.

Animal · Abstract reviewed

Coluracetam: what does this study show?

AF64A-treated mice received oral MKC-231 at 0.3, 1 or 3 mg/kg once daily for 11 days. Acute administration and other nootropic agents were also examined.

Repeated treatment improved working-memory performance at all tested doses. Acute administration did not significantly improve memory at the tested doses. Some repeated doses reversed hippocampal acetylcholine depletion.

Limits & adverse findings: A toxin-induced mouse model does not establish a human regimen, clinical efficacy or safety. A toxin-induced mouse model does not establish a human regimen, clinical efficacy or safety.

Open primary source · Read interpretation separately
Explore outcomes for this compound
Uses & research

The research below distinguishes observed findings from interpretation. [1]

Known half-life

No source-verified value in this profile yet. A treatment schedule or duration of an effect is not a drug half-life.

Half-life describes how quickly the measured drug concentration falls by half. It does not set a dosing interval.
Evidence & important limits

A toxin-induced mouse model does not establish a human regimen, clinical efficacy or safety. [1]

Safety & evidence boundaries

Source-specific information, not a personal safety clearance or monitoring plan.

A toxin-induced mouse model does not establish a human regimen, clinical efficacy or safety.

Animal study: A toxin-induced mouse model does not establish a human regimen, clinical efficacy or safety. Source

Explore safety questions by system

These are literature filters, not claims that this compound causes each effect. A keyword match is not a confirmed adverse reaction.

Interactions, rare harms, long-term effects and reversibility require separate evidence. Do not infer they are absent when the sources here do not address them.

Identity, names & formulations

Canonical compound: Coluracetam · coluracetam

Searchable names: MKC-231

Names share a parent research page. Different esters, salts, routes and brands are not assumed to have the same half-life, indication or exposure.

Combination evidence stays attached to the studied combination. It is not automatically assigned to each ingredient.

Understand the evidence types

Read the model and design first, then the population, outcome and limitations. These categories describe evidence, not a best-compound ranking.

Randomized human trials
Compare assigned interventions. Randomization does not by itself establish low bias or relevance to every population.
Controlled human studies
Use a comparison group; allocation and confounding still matter.
Prospective human research
Follows participants forward. It may be observational or interventional, so this is not a separate quality grade.
Observational human research
Describes associations. Confounding can explain differences.
Case reports and series
Useful for unusual events and safety signals, not reliable rates or effect sizes.
Animal research
Can test biology and function in a living model. Human exposure, benefit and safety remain separate questions.
Cell and tissue research
Tests responses in a preparation, including human-derived cells. It is not a human participant trial.
Mechanistic and computational evidence
Helps explain or predict a pathway; predictions need experimental and clinical testing.
Anecdotal reports
Self-reported experiences can generate questions. Product identity, selection bias and other interventions may be uncontrolled.

Systematic reviews synthesize studies and depend on their quality. Preprint status and abstract versus full-paper reading are separate labels. Citation popularity measures attention, not reliability. A study summary is not a formal quality appraisal.

Sources for this profile

  1. 1. MKC-231 in chemically induced memory impairment in mice Animal · primary publication abstract

Reference facts checked 2026-09-23. Source scope is listed above; this is not a formal quality appraisal. See each label for full prescribing information.

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Study model describes the source. Confidence depends on methods, replication, population and outcome.

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