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Safety and Efficacy of MBI 226 1.25% and 2.5% Topical Acne Solutions in the Treatment of Acne

A Phase II, Randomized, Vehicle-Controlled, Double-Blind, Multi-Center Study to Evaluate Safety and Efficacy of MBI 226 1.25% and 2.5% Acne Solutions Applied Topically for 12 Weeks to Subjects With Acne Vulgaris

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00211497
Enrollment
255
Registered
2005-09-21
Start date
2003-01-31
Completion date
2003-09-30
Last updated
2005-09-21

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

Conditions

Acne, Acne Vulgaris, Propionibacterium Acnes

Keywords

acne vulgaris, acne, Propionibacterium acnes, topical, inflammatory, non-inflammatory, lesion counts, lesions

Brief summary

This is a Phase II, randomized, vehicle-controlled, double-blind, multi center study to evaluate the efficacy and safety of topically applied MBI 226 1.25% and 2.5% Acne Solutions as anti-acne preparations in human subjects with facial acne vulgaris.

Interventions

Sponsors

BioWest Therapeutics Inc
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE

Eligibility

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

Inclusion criteria

* Males and females 12 years and older * Presence of inflammatory and non-inflammatory lesions

Exclusion criteria

* Acne conglobata, acne fulminans, or secondary acne (chloracne, drug-induced acne, etc.) * Active facial cysts or any nodulocystic lesions

Design outcomes

Primary

MeasureTime frame
- percent change from Baseline to Week 12 in inflammatory acne lesion counts

Secondary

MeasureTime frame
• Percent change from Baseline to Week 6 and Week 12 in non inflammatory acne lesion counts
• The percent change from Baseline to Week 6 and Week 12 in total acne lesion counts
Multiple continuous endpoints:
• Percent change from Baseline to Weeks 3, 6, 9 and 12 in inflammatory acne lesion counts
• Percent change from Baseline to Weeks 3, 6, 9 and 12 in non-inflammatory acne lesion counts
Single continuous endpoints:
Categorical endpoints:
• Dichotomized Physicians Global Severity Assessment scores at Week 6 and Week 12
• PGSA absolute scores at Week 6 and Week 12
• PGSA absolute scores over Baseline, Week 6 and Week 12
• Percent change from Baseline to Weeks 3, 6, 9 and 12 in total acne lesion counts

Outcome results

None listed

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