A Clinical Study to Evaluate the Efficacy in Improving Dark Spots After 8 Weeks of Use of Facial Sunscreens in Adult Participants
Ориентир для пациента и семьи
Простыми словами
Автоматическая сводка по структурированным данным реестра. Она помогает сориентироваться, но не заменяет официальный протокол или оценку врача.
- Что изучают
- В протоколе указаны: Sunscreen untinted, Sunscreen tinted.
- Кому может быть актуально
- Состояния в реестре: Post-inflammatory Hyperpigmentation, Melasma, Solar Lentigo. Базовые параметры: от 18 лет · Все.
- Что важно проверить
- Возраст, диагноз и пол — только базовые ориентиры. Предыдущее лечение, анализы и другие обязательные условия указаны ниже в критериях участия.
- Где проводится
- Бразилия
- Следующий шаг
- Сохраните исследование, покажите его лечащему врачу и уточните актуальный статус у исследовательского центра. Расходы, документы и поездка →
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Официальное название
A Monocentric and Open-Label Clinical Study to Evaluate the Efficacy in Improving Dark Spots After 8 Weeks of Use of Facial Sunscreens in Adult Research Participants
Обзор
The study aims to evaluate the efficacy of a facial sunscreen under two experimental conditions-untinted and tinted-in improving facial spots (melasma and solar lentigines/post-inflammatory hyperpigmentation) after 8 weeks of product use under normal conditions by adult participants.
Вмешательства
- Другое Sunscreen untinted
Participants will apply the facial sunscreen on the face at least twice daily for 56 days - Другое Sunscreen tinted
Participants will apply the facial sunscreen on the face at least twice daily for 56 days
Первичные конечные точки
- Clinical efficacy of change in hyperpigmentation assessed via dermatological evaluation [Срок оценки: Before and after Visit 2 (14+2 days), Visit 3 (28+2 days), and Visit 4 (56+2 days) of IP use]
- Instrumental measurements with the Chroma Meter CR 400 (Konica Minolta) [Срок оценки: Before and after Visit 2 (14+2 days), Visit 3 (28+2 days), and Visit 4 (56+2 days) of IP use]
- Capture of facial images using the Visia-CR® Facial Imaging Booth (Canfield Scientific, Inc.) [Срок оценки: Before, immediately after the first application, and after Visit 2 (14+2 days), Visit 3 (28+2 days), and Visit 4 (56+2 days) of IP use]
- Participants' quality of life regarding facial spots for participants with Melasma assessed through a Quality of Life Questionnaire (MELASQoL) [Срок оценки: Before and after Visit 2 (14+2 days), Visit 3 (28+2 days), and Visit 4 (56+2 days) of IP use]
- Participants' quality of life regarding facial spots for participants with Solar Lentigo or Post-Inflammatory Hyperpigmentation assessed through a Quality of Life Questionnaire (DLQI) [Срок оценки: Before and after Visit 2 (14+2 days), Visit 3 (28+2 days), and Visit 4 (56+2 days) of IP use]
- Perceived efficacy assessed through perception questionnaires completed by the research participants [Срок оценки: After Visit 2 (14+2 days), Visit 3 (28+2 days), and Visit 4 (56+2 days) of IP use]
- Open emotional testimonial written by the participant at the end of IP use [Срок оценки: After Visit 4 (56+2 days) of IP use]
Критерии участия
Критерии включения
- Able to understand and follow study instructions
- Fitzpatrick skin types I-VI
- Presence of facial hyperpigmentation, such as:
- Mild to moderate melasma, or
- Visible dark spots (e.g., solar lentigines or post-inflammatory hyperpigmentation)
- Willing to comply with study procedures and product use
- For subjects in applicable groups: willing to use assigned sunscreen product
Критерии исключения
- Known sensitivity or allergy to cosmetic or skincare products
- Skin conditions or lesions in the study area that could interfere with evaluation (e.g., active dermatitis, infections, significant irritation, or extensive scarring)
- Use of medications or products that may interfere with study evaluations
- Recent cosmetic or dermatological procedures in the study area (e.g., chemical peels, laser treatments, invasive procedures)
- Excessive sun exposure or use of tanning beds immediately prior to or during the study
- Pregnancy or intention to become pregnant during the study
- Participation in another clinical study within a recent period
- Any condition or situation that, in the investigator's judgment, may interfere with study participation or evaluation of results
Критерии приведены из реестра в оригинале (на английском). Окончательную оценку соответствия проводит исследовательский центр.
Здоровые добровольцы: Да
Дизайн исследования
- Распределение
- Нерандомизированное
- Модель
- Параллельные группы
- Маскирование
- Открытое
- Основная цель
- Лечение
Центры проведения
Бразилия · 1 центр
- ALS Beauty & Personal Care Ltda — Campinas
Идентификаторы
NCT: NCT07679945 · CS2026SK100350