The Effects of Over-the-Counter Products on the Skin
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ClinicalTrials.gov Identifier: NCT03641430 |
Recruitment Status :
Withdrawn
(The study design will need to be changed completely becasue of the change of research interest. We have decided to withdraw the study.)
First Posted : August 22, 2018
Last Update Posted : December 28, 2020
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Condition or disease | Intervention/treatment | Phase |
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Skin Health | Other: Supportive care with OCT product | Not Applicable |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 0 participants |
Allocation: | N/A |
Intervention Model: | Single Group Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Supportive Care |
Official Title: | The Effects of Over-the-Counter Products on the Skin |
Estimated Study Start Date : | December 2021 |
Estimated Primary Completion Date : | June 2024 |
Estimated Study Completion Date : | February 2025 |

Arm | Intervention/treatment |
---|---|
Experimental: Supportive care with Over-the-Counter (OCT) product
Participants will apply over-the-counter product for a certain period with or without light challenge
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Other: Supportive care with OCT product
Participants will apply over-the-counter product for a certain period with or without light challenge. We will perform clinical assessments of the skin associated with product application as well as assess these changes with and without light challenge. Skin biopsies will be obtained following standard medical practice and will be used to analyze skin markers related to photoaging, pigmentation, oxidative stress, and other dermatologic conditions. |
- Photoaging [ Time Frame: 1 year ]This will be assessed using the Griffiths Photoaging Photonumeric scale with range from 1 to 10 with increasing numbers representing advanced photoaging

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Participants must be over the age of 18 years old with healthy skin;
- Participant must be willing and comply with the requirements of the protocol;
- Participant must have the ability to understand and communicate with the investigator;
- Participant must provide informed consent.
Exclusion Criteria:
- Subjects who are unable to provide informed consent;
- Subject with significant medical history or current skin diseases that the investigator feels is not safe for study participation;
- Subjects who self-report that they are pregnant or nursing;
- Subjects who do not speak English or have difficulty hearing or are otherwise impaired for providing informed consent and communicating with the investigator;
- Subjects with known bleeding disorders or diathesis;
- Subjects with a history of keloids or excessive scarring;
- Subjects with known allergy to lidocaine, epinephrine, or any of the tested products;
- Subjects who foresee intensive UV exposure during the study (e.g. sunbathing, tanning beds).

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03641430
United States, Maryland | |
Cutaneous Translational Research Program, Department of Dermatology, Johns Hopkins University School of Medicine | |
Baltimore, Maryland, United States, 21287 |
Principal Investigator: | Anna Chien | Johns Hopkins University |
Responsible Party: | Johns Hopkins University |
ClinicalTrials.gov Identifier: | NCT03641430 |
Other Study ID Numbers: |
IRB00180361 |
First Posted: | August 22, 2018 Key Record Dates |
Last Update Posted: | December 28, 2020 |
Last Verified: | December 2020 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |