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Prohibited Substance

tubocurarine chloride

CAS 57-94-3 Updated
2

Safety score · 0–100

Avoid

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

About

A curare-derived neuromuscular blocking drug used in surgical anaesthesia. Banned in EU cosmetics — even small absorbed doses cause respiratory paralysis. Has no place in any cosmetic.

Skin benefits

  • Not a cosmetic ingredient

Known concerns

  • EU Annex II prohibited
  • Causes skeletal-muscle paralysis
  • Surgical anaesthesia drug only
  • Acutely toxic

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 — always read the physical product label and consult a healthcare professional for personal concerns.