Efficacy and Safety of IDP-121 and IDP-121 Vehicle Lotion in the Treatment of Acne Vulgaris

A Phase 3, Multi-Center, Randomized, Double-Blind, Vehicle- Controlled, 2-Arm, Parallel Group Comparison Study Comparing the Efficacy and Safety of IDP-121 and IDP-121 Vehicle Lotion in the Treatment of Acne Vulgaris

The objective of this study was to evaluate the efficacy, safety, and tolerability of a once daily topical application of IDP-121 Lotion compared with its vehicle (IDP-121 Vehicle Lotion) in participants with moderate to severe acne vulgaris (acne) (that is, acne having an Evaluator's Global Severity Score [EGSS] of 3 [moderate] or 4 [severe]).

Key Inclusion Criteria:

• Male or female at least 9 years of age and older.
• Written and verbal informed consent must be obtained. Participants less than age of consent must sign an assent for the study and a parent or a legal guardian must sign the informed consent (if participant reaches age of consent during the study they should be re-consented at the next study visit).
• Participant must have a score of 3 (moderate) or 4 (severe) on the EGSS assessment at the screening and baseline visit

Key Exclusion Criteria:

• Use of an investigational drug or device within 30 days of enrollment or participation in a research study concurrent with this study.
• Any dermatological conditions on the face that could interfere with clinical evaluations such as acne conglobata, acne fulminans, secondary acne, perioral dermatitis, clinically significant rosacea, gram-negative folliculitis.
• Any underlying disease(s) or some other dermatological condition of the face that requires the use of interfering topical or systemic therapy or makes evaluations and lesion count inconclusive.
• Participants with a facial beard or mustache that could interfere with the study assessments.