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Trial · NCT01025635

Safety and Efficacy of Azelaic Acid Foam, 15% in Papulopustular Rosacea

NCT01025635, Phase 2, Completed, LEO Pharma; results first posted 2013-07-01

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Safety and Efficacy of Azelaic Acid Foam, 15% in Papulopustular Rosacea. Trials, record NCT01025635. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01025635

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Safety and Efficacy of Azelaic Acid Foam, 15% in Papulopustular Rosacea
NCT number
NCT01025635
Status
Completed
Phases
Phase 2
Enrollment
401 participants, actual
Lead sponsor
LEO Pharma
Conditions
Papulopustular Rosacea
Interventions
Azelaic acid foam 15%, Vehicle foam
First posted
2009-12-03
Last updated
2020-03-31
Results first posted
2013-07-01

Source ClinicalTrials.gov

Registered outcomes4

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryPercentage of Participants With Investigator's Global Assessment (IGA) Based Therapeutic Success at End of Treatment (LOCF: Last Observation Carried Forward)At End of treatment (up to 12 weeks) (LOCF)
The IGA is a static evaluation of the overall severity of papulopustular rosacea at a given time. It consists of 5 scores ranging from clear to severe papulopustular rosacea and allows rapid overall evaluation of disease severity: 1) Clear: virtually no rosacea, ie, no papules and/or pustules; no erythema; 2) Minimal: rare papules and/or pustules; residual to mild erythema; 3) Mild: few papules and/or pustules; mild erythema; 4) Moderate: pronounced number of papules and/or pustules; moderate erythema; 5) Severe: numerous papules and/or pustules, occasionally with confluent areas of inflamed lesions; moderate to severe erythema. Therapeutic success is defined as an IGA score of clear or minimal.
PrimaryNominal Change From Baseline in Inflammatory Lesion (IL) Count (Sum of Papules and Pustules) Per Participant at End of Treatment (LOCF)Baseline and End of treatment (up to 12 weeks) (LOCF)
SecondaryPercent Change From Baseline in IL Count (Sum of Papules and Pustules) Per Participant at End of Treatment (LOCF)At End of treatment (up to 12 weeks) (LOCF)
SecondaryPercentage of Participants With Investigator's Global Assessment (IGA) Based Patient Response at End of Treatment (LOCF)At End of treatment (up to 12 weeks) (LOCF)
The IGA is a static evaluation of the overall severity of papulopustular rosacea at a given time. It consists of 5 scores ranging from clear to severe papulopustular rosacea and allows rapid overall evaluation of disease severity: 1) Clear: virtually no rosacea, ie, no papules and/or pustules; no erythema; 2) Minimal: rare papules and/or pustules; residual to mild erythema; 3) Mild: few papules and/or pustules; mild erythema; 4) Moderate: pronounced number of papules and/or pustules; moderate erythema; 5) Severe: numerous papules and/or pustules, occasionally with confluent areas of inflamed lesions; moderate to severe erythema. Subjects achieving a clear, minimal, or mild IGA at the end of treatment were considered as 'responder'. Subjects with an IGA of moderate or severe at the end of treatment were considered as 'non-responder'. Subjects who prematurely withdraw from study treatment because of lack of efficacy were coded as 'non-responders'.

Outcomes4

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYPercentage of Participants With Investigator's Global Assessment (IGA) Based Therapeutic Success at End of Treatment (LOCF: Last Observation Carried Forward)At End of treatment (up to 12 weeks) (LOCF)Percentage of participantsNUMBER
PRIMARYNominal Change From Baseline in Inflammatory Lesion (IL) Count (Sum of Papules and Pustules) Per Participant at End of Treatment (LOCF)Baseline and End of treatment (up to 12 weeks) (LOCF)Inflammatory lesionsMEAN
SECONDARYPercent Change From Baseline in IL Count (Sum of Papules and Pustules) Per Participant at End of Treatment (LOCF)At End of treatment (up to 12 weeks) (LOCF)Percentage of Inflammatory lesionsMEAN
SECONDARYPercentage of Participants With Investigator's Global Assessment (IGA) Based Patient Response at End of Treatment (LOCF)At End of treatment (up to 12 weeks) (LOCF)Percentage of participantsNUMBER

Results by group8

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Percentage of Participants With Investigator's Global Assessment (IGA) Based Therapeutic Success at End of Treatment (LOCF: Last Observation Carried Forward)Azelaic Acid Foam, 15% (BAY39-6251)43.4Percentage of participants
Percentage of Participants With Investigator's Global Assessment (IGA) Based Therapeutic Success at End of Treatment (LOCF: Last Observation Carried Forward)Vehicle Foam32.5Percentage of participants
Nominal Change From Baseline in Inflammatory Lesion (IL) Count (Sum of Papules and Pustules) Per Participant at End of Treatment (LOCF)Azelaic Acid Foam, 15% (BAY39-6251)-13.4Standard Deviation 10.39Inflammatory lesions
Nominal Change From Baseline in Inflammatory Lesion (IL) Count (Sum of Papules and Pustules) Per Participant at End of Treatment (LOCF)Vehicle Foam-9.5Standard Deviation 9.73Inflammatory lesions
Percent Change From Baseline in IL Count (Sum of Papules and Pustules) Per Participant at End of Treatment (LOCF)Azelaic Acid Foam, 15% (BAY39-6251)-62.5Standard Deviation 35.66Percentage of Inflammatory lesions
Percent Change From Baseline in IL Count (Sum of Papules and Pustules) Per Participant at End of Treatment (LOCF)Vehicle Foam-47.8Standard Deviation 41.28Percentage of Inflammatory lesions
Percentage of Participants With Investigator's Global Assessment (IGA) Based Patient Response at End of Treatment (LOCF)Azelaic Acid Foam, 15% (BAY39-6251)69.2Percentage of participants
Percentage of Participants With Investigator's Global Assessment (IGA) Based Patient Response at End of Treatment (LOCF)Vehicle Foam57.6Percentage of participants

Participant flow6

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDAzelaic Acid Foam, 15% (BAY39-6251)198
Overall StudySTARTEDVehicle Foam203
Overall StudyCOMPLETEDAzelaic Acid Foam, 15% (BAY39-6251)175
Overall StudyCOMPLETEDVehicle Foam178
Overall StudyNOT COMPLETEDAzelaic Acid Foam, 15% (BAY39-6251)23
Overall StudyNOT COMPLETEDVehicle Foam25

Adverse events192

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherVertigoEar and labyrinth disordersAzelaic Acid Foam, 15% (BAY39-6251)11981
otherVertigoEar and labyrinth disordersVehicle Foam02030
otherHypothyroidismEndocrine disordersAzelaic Acid Foam, 15% (BAY39-6251)01980
otherHypothyroidismEndocrine disordersVehicle Foam12031
otherAbdominal discomfortGastrointestinal disordersAzelaic Acid Foam, 15% (BAY39-6251)11981
otherAbdominal discomfortGastrointestinal disordersVehicle Foam02030
otherConstipationGastrointestinal disordersAzelaic Acid Foam, 15% (BAY39-6251)11981
otherConstipationGastrointestinal disordersVehicle Foam02030
otherDiarrhoeaGastrointestinal disordersAzelaic Acid Foam, 15% (BAY39-6251)21982
otherDiarrhoeaGastrointestinal disordersVehicle Foam02030

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityAzelaic Acid Foam, 15% (BAY39-6251)
Total, all-cause mortalityVehicle Foam
Total, other adverse eventsAzelaic Acid Foam, 15% (BAY39-6251)68198
Total, other adverse eventsVehicle Foam48203
Total, serious adverse eventsAzelaic Acid Foam, 15% (BAY39-6251)1198
Total, serious adverse eventsVehicle Foam3203

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
24416747BACKGROUND

Source PubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons1

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

Comparison
Azelaic Acid Foam, 15% (BAY39-6251) vs Vehicle Foam: serious adverse events

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT01025635

GET https://conductscience.org/api/trials/v1/NCT01025635/events?page=2