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Parethoxycaine hydrochloride

CAS 136-46-9
20

Safety score · 0–100

Caution

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

Parethoxycaine Hydrochloride is a cosmetic ingredient. Exercise caution due to limited available safety data.

Parethoxycaine hydrochloride is a para-aminobenzoic acid ester-type local anaesthetic. Under EU Cosmetics Regulation Annex III, it is restricted to below 0.1% as a constituent of substances or mixtures. Ester-type local anaesthetics carry risks of sensitisation and, rarely, methaemoglobinaemia with significant systemic absorption.

Known concerns

  • Restricted in EU cosmetics (Annex III, <0.1%)
  • Ester-type local anaesthetic with sensitisation potential
  • Systemic absorption risk
  • Structural relation to known sensitisers

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.