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Completed

NCT Number: NCT07072273

A Clinical Trial Evaluating a Probiotic Emollient for the Treatment of Pediatric Atopic Dermatitis

The goal of this study is to evaluate the efficacy of the emollient topical formulation containing Lactobacillus reuteri in improving atopic dermatitis symptoms in children.

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Key information

Age range

6 month–12 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Belaneve Clinics, Alicante, Spain

Loading trial locations.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Pediatric patients of both sexes, aged between 6 months and 12 years, with a confirmed diagnosis of AD based on Hanifin and Rajka criteria (ANNEX VIII).

SCORAD index between 20 and 50, inclusive.

Signed informed consent by parents or legal guardians.

Exclusion criteria

History of phototherapy for the treatment of AD.

Previous treatment with biologic agents or JAK inhibitors for AD.

Use of systemic corticosteroids within one month prior to inclusion in the clinical trial.

Use of topical corticosteroids within one month prior to inclusion in the clinical trial.

Use of conventional systemic immunosuppressants for AD (e.g., azathioprine, methotrexate, or cyclosporine) within three months prior to inclusion in the clinical trial.

Use of oral or topical probiotics within two months prior to inclusion in the clinical trial.

Use of topical or systemic antibiotics within one month prior to inclusion in the clinical trial.

Known hypersensitivity to the investigational product or any of its components.

Underlying immune-mediated diseases requiring systemic corticosteroid therapy.

Active infection in areas affected by AD requiring antibiotic, antifungal, or antiviral treatment within the one month prior to inclusion in the clinical trial.

Fever at the start of treatment (axillary temperature >37.5 °C or equivalent).

Diagnosed immunodeficiency disorders.

Current or past diagnosis of malignant neoplasms.

Any concurrent dermatologic or medical condition that, in the investigator's opinion, could interfere with the subject's response to treatment or require continuous use of topical corticosteroids.

Participation in other clinical research studies involving investigational products within one month prior to inclusion in the clinical trial.

Treatment and study plan

Probiotic Ointment

Other

Ointment containing Lactobacillus reuteri

Primary outcomes

  1. Change in SCORing Atopic Dermatitis (SCORAD) after 8 weeks

    Time frame: 8 weeks

    Change in SCORing Atopic Dermatitis (SCORAD) index from baseline after 8 weeks of treatment with the topical emollient formulation containing Lactobacillus reuteri

Secondary outcomes

  1. Change in SCORing Atopic Dermatitis (SCORAD) after 1 week

    Time frame: 1 week

    Change in SCORing Atopic Dermatitis (SCORAD) index from baseline after 1 week of treatment with the topical emollient formulation containing Lactobacillus reuteri

  2. Change in SCORing Atopic Dermatitis (SCORAD) after 4 weeks

    Time frame: 4 weeks

    Change in SCORing Atopic Dermatitis (SCORAD) index from baseline after 4 weeks of treatment with the topical emollient formulation containing Lactobacillus reuteri

  3. Change in POEM

    Time frame: 1, 4 and 8 weeks

    Change in POEM score from baseline after 1, 4, and 8 weeks of treatment with the topical emollient formulation containing Lactobacillus reuteri

  4. Change in PIQoL-AD

    Time frame: 8 weeks

    Change in PIQoL-AD score from baseline after 8 weeks of treatment with the topical emollient formulation containing Lactobacillus reuteri

Other outcomes

  1. Microbiota composition

    Time frame: Baseline and 8 weeks

    Comparative analysis of alpha and beta diversity and overall composition of the skin microbiota using high throughput 16S rRNA gene sequencing on skin swabs collected at baseline and at the end of the study.

  2. Microbiota composition

    Time frame: Baseline and 8 weeks

    Comparative analysis of total bacterial load and Staphylococcus aureus load by qPCR on skin swabs collected at baseline and at the end of the study.

  3. Adverse Events

    Time frame: 8 weeks

    Incidence and severity of all adverse events.

Sponsors and collaborators

Lead sponsor

Biogaia New Sciences AB

Industry

Collaborators

  • Bioithas SL

Registry information

Official study title

Open-label Clinical Trial Evaluating an Emollient With Lactobacillus Reuteri for the Treatment of Pediatric Atopic Dermatitis

Important dates

Study start
2025
Primary completion
2026
Study completion
2026
First posted
Jul 18, 2025
Registry last updated
May 11, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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