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Evaluation of Efficacy and Safety of Adapalene 0.1%/Benzoyl Peroxide 2.5% Gel in the Treatment of Acne Vulgaris

Evaluation of Efficacy and Safety of Adapalene 0.1% / Benzoyl Peroxide 2.5% Gel in the Treatment of Acne Vulgaris

Status
Completed
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01149330
Acronym
Estudo Epiduo
Enrollment
75
Registered
2010-06-23
Start date
2010-07-31
Completion date
2011-04-30
Last updated
2012-03-12

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

Conditions

Acne Vulgaris

Keywords

Adapalene, Benzoyl Peroxide, Acne Vulgaris

Brief summary

The purpose of this study is to demonstrate the efficacy of Adapalene 0.1%/Benzoyl Peroxide 2.5% Gel in the treatment of acne vulgaris. The safety will also be evaluated.

Interventions

DRUGAdapalene-BPO Gel

Apply 1 gram of the investigational drug every night on whole face.

Sponsors

Galderma Brasil Ltda.
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
12 Years to 35 Years
Healthy volunteers
No

Inclusion criteria

* Male or female Subjects, aged 12 to 35 years inclusive, with moderate to severe facial acne vulgaris (described scale score of 3 or 4), * Subjects with a minimum of 20 and a maximum of 50 Inflammatory Lesions (papules and pustules) on the face, excluding the nose, * Subjects with a minimum of 30 and a maximum of 100 Non-Inflammatory Lesions (open comedones and closed comedones) on the face, excluding the nose, * Female Subjects of childbearing potential with a negative urine pregnancy test at the Baseline visit and must practice a highly effective method of contraception during the study: oral/systemic \[injectable, patch…\] contraception (must have been on a stable dose for 3 months prior to study entry), Intrauterine Device, strict abstinence, condoms, diaphragms, sponge, spermicides or partner had a vasectomy, * Females of non-childbearing potential, i.e., premenses, post-menopausal (absence of menstrual bleeding for 2 years), hysterectomy, bilateral tubal ligation, or bilateral ovariectomy, secondary infertility and sterility are not required to have a UPT at the beginning of the study, * Subjects have to read and sign the approved the Informed Consent form prior to any participation in the study. Subjects under the majority must sign an assent-to-participate form to participate in the study and they must have one parent or guardian read and sign the Informed Consent form prior to any study related procedure, * Subjects willing and capable of cooperating to the extend and degree required by the protocol.

Exclusion criteria

* Subjects who have participated in another investigational drug or device research study within 30 days of enrollment, * Female Subjects who are pregnant, nursing or planning a pregnancy during the study, * Subjects with more than 1 nodule or cyst on the face * Subjects with acne conglobata, acne fulminans, secondary acne (chloracne, drug-induced acne, etc.), * Subjects with known or suspected allergy to one of the investigational products (see package insert and/or investigator brochure), * Subjects who have pathological conditions photosensitive porphyria, SLE, LED, solar polymorphous eruption, actinic prurigo, solar urticaria, etc. * Subjects with a beard or other facial hair that might interfere with study assessments, * Subjects who foresee intensive UV exposure during the study (mountain sports, UV radiation, sunbathing, etc...) * Female subjects with a history of hormonal changes. * Subjects with skin condition or disease requiring topical or systemic therapy, which interferes with the investigational product or that may directly affect the evaluation criteria: * Topical treatment for acne in the past two weeks. * Anti-inflammatory topic in the last two weeks. * Use of topical corticosteroids on the face in the last four weeks. * Anti-inflammatory systemic (hormonal or not) in the last four weeks. * Use of systemic corticosteroids in the last four weeks. * Systemic antibiotics in the last four weeks (excluding penicillins). * Systemic retinoids in the last six months. * Other systemic anti-acne the last four weeks. * Anticonceptional oral used exclusively for the control of acne in the past six months. * Cosmetic procedures such as facials, peels, exfoliation, extraction of comedones, application of LED, laser or pulsed light in the last two weeks. * Cosmetic procedures such as PDT in the last four weeks.

Design outcomes

Primary

MeasureTime frameDescription
Efficacy evaluationWeek 12Changing from Baseline in Total Lesion count (Non-Inflammatory and Inflammatory lesions) in Week 12.

Secondary

MeasureTime frameDescription
Secondary efficacy evaluationWeek 1Changing from Baseline in Total Lesion count (Non-Inflammatory and Inflammatory lesions) in Week 1.
Changing from Baseline in Total Lesion count (Non-Inflammatory and Inflammatory lesions) in Week 2. Secondary efficacy evaluationWeek 4Changing from Baseline in Total Lesion count (Non-Inflammatory and Inflammatory lesions) in Week 4.
Safety evaluationWeek 1Local tolerability scores - Erythema, Scaling, Dryness, Stinging/Burning at each study visit.

Countries

Brazil

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026