The presence of Cutibacterium acnes on the skin of the shoulder after the use of benzoylperoxide

The presence of Cutibacterium acnes on the skin of the shoulder after the use of benzoylperoxide - PRE-PAIS Study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

NL-OMON

Registry ID

NL-OMON48905

Enrollment

Registered

2018-11-20

Start date

2019-02-04

Completion date

Unknown

Last updated

2025-03-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

skin bacteria Skin flora

Interventions

5 times application of an ointment (topical benzoylperoxide or placebo).

Eligibility

Age

18 Years to 99 Years

Inclusion criteria

Inclusion criteria: - Healthy volunteer who is willing to be participate during the course of 2 months - 40 to 80 years old - Living independently - Instructable - Able to apply ointment - C. acnes present on the skin of the shoulder

Exclusion criteria

Exclusion criteria: - Antibiotic use in the past 2 months - Previous surgery on one or both shoulders - Corticosteroids infiltration in the shoulder that will be investigated in the past 3 months - Allergy for benzoil peroxide - Already using a benzoil peroxide ointment - Usage of tretinoin or adapalene - Pregnant - Breastfeeding

Design outcomes

Primary

Measure	Time frame
Presence of C. acnes on the skin, by means of skin cultures.	—

Countries

Netherlands

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)