Science
Mechanism of Action
This ingredient exerts its multifaceted antimicrobial action by fundamentally disrupting critical cellular processes in fungi and bacteria. It operates by chelating essential metal cations, particularly iron (Fe3+) and aluminum (Al3+), which are vital for numerous metallodependent enzymes responsible for mitochondrial function, energy production, and oxidative stress management. This chelation leads to intracellular iron deficiency and metabolic disruption. Additionally, Ciclopirox Olamine impedes the transmembrane transport of essential nutrients like amino acids and ions, consequently inhibiting the synthesis of vital macromolecules such as proteins, RNA, and DNA. At elevated concentrations, it further compromises cellular integrity by altering membrane permeability, causing leakage of intracellular contents. Its anti-inflammatory effects arise from inhibiting prostaglandin and leukotriene synthesis.
Research
Clinical Evidence
High confidence1%
Key findings
- 01 Demonstrated efficacy in the topical treatment of superficial dermatophytosis (e.g., tinea pedis, tinea cruris, tinea corporis), cutaneous candidiasis, and seborrheic dermatitis. One study reported a 73.89% cure rate for dermatophytosis, with mycological and overall response rates comparable to or superior to placebo and clotrimazole for tinea corporis/cruris. It also significantly reduced severity in atopic dermatitis patients linked to Malassezia.
- 02 When formulated as a shampoo, it provides significant improvement in scalp conditions and symptom alleviation for seborrheic dermatitis compared to placebo.
- 03 Effective for treating onychomycosis (nail fungus) when applied as a lacquer.
- 04 Exhibits a Minimal Inhibitory Concentration (MIC) against a wide array of fungi responsible for human infections, ranging from 0.49 to 3.9 mg/L.
Transparency
Dusting Analysis
Ciclopirox Olamine is primarily used at clinically effective concentrations for its medicinal indications, minimizing the risk of 'dusting' where insufficient amounts are used for efficacy.
The Formula
Formulation
Stability
The ingredient is generally stable under standard temperatures and pressures. However, certain cream formulations may require specific excipients to ensure stability and efficacy at room temperature.
Conflicts
- Avoid occlusive wrappings or dressings over treated areas.
- Do not apply nail cosmetic products (e.g., nail polish) on nails actively being treated with ciclopirox nail lacquer.
- Ciclopirox shampoo may induce hair color changes, particularly in lighter hair shades.
- Not intended for ophthalmic use; avoid contact with eyes, mouth, and vagina during external topical application.
- Liquid formulations should be kept away from heat or flame due to potential flammability.
Safety
Safety Profile
Ciclopirox Olamine received US-FDA approval for topical antifungal use in June 2004 and is available by prescription. The SCCS (EU) considers it safe under specified conditions regarding purity criteria, maximum concentration, and product categories. It is generally well-tolerated, with reported adverse effects typically minor, localized, and transient, including redness, irritation, burning, pain, or pruritus, which can sometimes be comparable to placebo responses. A retrospective study noted local, mild adverse effects (primarily pruritus, erythema, skin dryness) in 5.7% of participants. It is contraindicated in individuals with known hypersensitivity to any of its components and is not for ophthalmic use.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Ciclopirox Olamine is a highly valuable and well-tolerated ingredient for effectively treating a range of fungal and bacterial skin conditions, including seborrheic dermatitis, due to its proven antimicrobial and anti-inflammatory properties.
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