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The role of sodium hypochlorite in atopic dermatitis therapy: a narrative review
Katarzyna Krynicka1, Magdalena Trzeciak2
1Department of Dermatology, Ludwik Rydygier's Public Provincial Hospital, Suwalki, Poland.
Insights
Diluted bleach baths (sodium hypochlorite) may help improve atopic dermatitis (AD) symptoms like itching and inflammation. While its antibacterial effects at low concentrations are uncertain, this therapy is well-tolerated and accessible for pediatric patients.
Area of Science:
- Dermatology
- Microbiology
- Immunology
Background:
- Atopic dermatitis (AD) is a prevalent skin condition in children, influenced by genetics, immune responses, skin barrier dysfunction, and microbial imbalance.
- Increased colonization by Staphylococcus aureus (SA) is frequently observed in AD.
- Current treatments aim to manage inflammation, itching, and infection.
Purpose of the Study:
- To review the role of sodium hypochlorite (NaOCl) in treating atopic dermatitis.
- To evaluate the anti-inflammatory and anti-pruritic effects of NaOCl baths in AD management.
- To assess the safety and tolerability of NaOCl as an AD therapy.
Main Methods:
- Literature review of studies investigating sodium hypochlorite (NaOCl) for atopic dermatitis.
- Analysis of research on NaOCl's antimicrobial, anti-inflammatory, and anti-itching properties.
- Evaluation of clinical outcomes and patient tolerance in studies using NaOCl baths.
Main Results:
- Sodium hypochlorite (NaOCl) baths, at a 0.005% concentration, demonstrate significant anti-inflammatory and anti-itching effects in atopic dermatitis (AD) patients.
- While potent antimicrobial activity at this dilution is debated, NaOCl baths contribute to clinical improvement.
- These baths can reduce the reliance on topical steroids and antibiotics, indicating a potential benefit in AD management.
Conclusions:
- Sodium hypochlorite (NaOCl) baths represent a well-tolerated, cost-effective, and accessible therapeutic option for atopic dermatitis (AD).
- Further research is warranted to fully elucidate the antibacterial efficacy, anti-inflammatory mechanisms, and long-term safety profile of NaOCl in AD treatment.
- NaOCl baths show promise in improving AD symptoms and reducing the need for conventional medications.
Abstract:
Atopic dermatitis (AD) is a common skin disorder, especially in the pediatric population. Genetic and immunological factors, epidermal barrier defect, as well as skin microbiota imbalance with increased colonization by Staphylococcus aureus (SA) are involved in the pathogenesis of the disease. One of the AD topical treatments is sodium hypochlorite (NaOCl) as a 0.005% water bath solution. This substance has been used for years as an antiseptic preparation. Studies show that NaOCl has an antimicrobial effect but probably at higher concentrations than those used in AD treatment. Nevertheless, many research studies confirm the anti-inflammatory and anti-itching effects of NaOCl, which contributes to clinical improvement in AD patients as well as reducing the need for local steroids and antibiotics. Bleach baths seem to be a well tolerated, cheap, and easily available therapy. However, research still should be continued to evaluate its antibacterial efficacy, anti-inflammatory effects, and safety.
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