Prohibited pharmaceutical
Furfuryltrimethyl ammonium salts, e.g. furtrethonium iodide (INN)
Safety score · 0–100
Avoid
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Furtrethonium is a parasympathomimetic drug prohibited in EU cosmetics under Annex II. It has no skincare benefit, and inclusion in any consumer product would be both unsafe and unlawful.
Skin benefits
- Furtrethonium is a pharmaceutical parasympathomimetic, not a cosmetic
- No legitimate cosmetic function
Known concerns
- Listed in EU Annex II prohibiting pharmacological substances in cosmetics
- Systemic cholinergic toxicity including bradycardia and bronchospasm
- INN-designated drug substance with no skincare role
- Any cosmetic presence would constitute regulatory non-compliance
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related prohibited pharmaceuticals
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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.