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Entity
Coluracetam
PSX-0143
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Common namesColuracetam
Substitutive nameN-(2,3-Dimethyl-5,6,7,8-tetrahydrofuro(2,3-b)quinolin-4-yl)-2-(2-oxopyrrolidin-1-yl)acetamide
Threshold
< 1 mg
Light
3 – 5 mg
Common
5 – 10 mg
Strong
10 – 20 mg
Heavy
20+ mg
Onset
15 – 30 min
Total:3 – 6 hours
minlowmodhigh
Acute
Chronic
Physical
Psych.
Withdrawalnot assessed
Buildupdevelops with prolonged and repeated use
Full reset1.5 weeks
Cross-tol.racetam, nootropic
caution34
Dosage varies by body weight, tolerance & metabolism · Not medical advice · Terms
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Effects (14)
Dependence
not addictive with a low potential for abuse
experience reports
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First-person accounts of subjective effects, timing, and outcomes — submitted for harm reduction.
Last updated Mar 17, 2026Report an issue