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Entity
Phenylpiracetam
PSX-0299
Open Beta
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Common namesPhenylpiracetam, Phenotropil, Carphedon
Substitutive namephenylpiracetam
ChemicalRacetam
Threshold
< 50 mg
Light
50 – 100 mg
Common
100 – 200 mg
Strong
200 – 400 mg
Heavy
400+ mg
Onset
30 – 60 min
Total:2 – 3 hours
minlowmodhigh
Acute
Chronic
Physical
Psych.
Withdrawalnot assessed
Buildupdevelops with prolonged and repeated use
Full reset1.5 weeks
Cross-tol.racetam, nootropic
lethal1
caution27
Dosage varies by body weight, tolerance & metabolism · Not medical advice · Terms
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Effects (23)
Perception
Visual acuity enhancementColor enhancementAuditory enhancementTouch enhancementDreaming enhancementThinking
Analysis enhancementThought connectivityFocus enhancementMotivation enhancementMemory enhancementCognitive dysphoriaCognitive fatigueThought decelerationAwareness
Mindfulness enhancementDependence
non-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