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CompletedNCT05599763EA2Updated Jun 24, 2026

Multicenter, National, Observational, Prospective, Real-life Study Evaluating the Performance of 2% Aqueous Eosin in Children With Diaper Rash

An observational study in Diaper Rash, sponsored by Cooperation Pharmaceutique Francaise. Completed at 1 site in France. Open to participants aged Up to 24 Months. Per ClinicalTrials.gov, last updated 2026-06-24.

Sponsored by Cooperation Pharmaceutique Francaise · Observational

Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
67
Ages
Up to 24 Months
Sex
All
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Study summary

This study is being conducted to provide updated clinical data on safety and performance (demonstrated previously for CE marking under the Medical Devices Directive) Cooper Aqueous Eosin 2%. This is an observational study conducted under real-life conditions and as part of post-marketing surveillance activity for a device that has been on the market for a long time and a well-established technology, in accordance with the Medical Devices Regulations 2017 /745 (MDR) and MDCG 2020-6 guidelines.

The study will be a multicenter, national, observational, prospective study, with a 7-day follow-up (+/- 2 day). 60 patients are scheduled.

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Conditions studied

  • Diaper Rash

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03

In context

Diaper Rash

38 studies on the registry are indexed under Diaper Rash; 4 are open to participants now.

Browse Diaper Rash studies →

Lead sponsor

This is the only study on the registry with Cooperation Pharmaceutique Francaise as lead sponsor.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
Up to 24 Months
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Patients seen in consultation by French general practitioners and pediatricians

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Children under 24 months
  • With diaper rash for which a prescription for 2% aqueous eosin in a 50 ml vial is made
  • SSDDS score >= 3/6
  • Not requiring hospitalization
  • Written consent of one of the parents
  • Affiliated with social security
  • Acceptance of one of the parents to participate in a visit on day 7 in the office or, in case of impossibility, with video/internet consultation or with consultation by phone and sending a photo in this case by the parent(s).

Exclusion criteria

Exclusion Criteria:

  • Antibiotic therapy in progress or prescribed on day 0, or other local therapeutic topicals prescribed on day 0
  • Children with wounds or likely to be allergic to 2% aqueous eosin or to one of the components of 2% aqueous eosin.
  • Ongoing diarrhoea (change in the consistency of stools (loose or watery) and / or an increase in the number (≥ 3 stools / day).
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Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
67 participants (actual)
Patient registry
No
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What researchers measure

Primary outcomes

  1. Percentage of patients with an SSDDS score < 3/6 or an improvement of at least 2 points

    The SSDDS (Scoring System for Diaper Dermatitis Scale) score is a severity score : the sum of the scores for four areas: severity of erythema and irritation (score from 0 to 3), extension (0 to 1), presence of papules or pustules (0 to 1) and open skin (0 to 1). The possible scores range from 0 (fair skin) to 6 (extensive diaper rash including intense erythema, papules or pustules and open skin with lesion of the dermis).

    Time frame: at day 7 +-2 days

Secondary outcomes

  1. Percentage of patients completely cured

    Time frame: at day 7 +/-2 days

  2. Healing time according to parent

    Time frame: up to 9 days

  3. Change of the SSDDS score between day 0 and day 7

    The SSDDS (Scoring System for Diaper Dermatitis Scale) score is a severity score : the sum of the scores for four areas: severity of erythema and irritation (score from 0 to 3), extension (0 to 1), presence of papules or pustules (0 to 1) and open skin (0 to 1). The possible scores range from 0 (fair skin) to 6 (extensive diaper rash including intense erythema, papules or pustules and open skin with lesion of the dermis).

    Time frame: at day 7 +/-2 days

  4. Change in associated signs between day 0 and day 7

    Time frame: at day 7 +/-2 days

  5. Assessment of tolerance

    Tolerance is measured by adverse events reported

    Time frame: at day 7 +/-2 days

  6. Assessment of compliance

    According to the judgment of the investigator

    Time frame: at day 7 +/-2 days

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Study locations

1 site
  • Multiple locations
    Multiple Locations, France
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References and documents

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Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reached

Ran from Nov 2022 to primary completion in Apr 2023, 5 months.

How these figures are worked out, and which studies are left out of them.

Registered
Oct 26, 2022
First posted
Oct 31, 2022
StartActual
Nov 4, 2022
Primary completionActual
Apr 19, 2023
CompletionActual
Apr 19, 2023
Last update
Jun 24, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Jun 24, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT05599763
Lead sponsor
Cooperation Pharmaceutique Francaise
Collaborators
Clin-Experts
Responsible party
Sponsor
First posted
Oct 31, 2022
Start date
Nov 4, 2022
Primary completion
Apr 19, 2023
Completion
Apr 19, 2023
Last update
Jun 24, 2026

Study contacts

Frédéric HUET
principal investigator · CHU DIJON

Oversight

FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Jun 2026. You cannot join it, but the record below documents what was studied.

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