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CompletedNCT00696488Updated Sep 10, 2018Results posted

Measuring Adherence To Topical 5-Fluorouracil in a Clinic Population

A Phase 4 interventional study of Fluorouracil 0.5% in Actinic Keratosis, sponsored by Wake Forest University. Completed at 1 site in United States. Open to participants aged 50 Years and older. Per ClinicalTrials.gov, last updated 2018-09-10.

Sponsored by Wake Forest University · Phase 4, Interventional, and Treatment

Phase
Phase 4
Study type
Interventional
Enrollment
20
Allocation
Not applicable
Ages
50 Years and older
Sex
All
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Study summary

The purpose of this research study is to measure adherence to the study drug (Carac) for the treatment of actinic keratoses.

Read the detailed description

The purpose of this research study is to measure adherence to the study drug for the treatment of actinic keratoses. The study drug is 5-Fluorouracil (Carac®); it will be used in this study to treat actinic keratoses on the face and anterior scalp. This proposed study will evaluate adherence to topical Carac® in 20 adults age 50 or greater with actinic keratoses from a clinic population. Adherence data will be collected by the MEMS cap (Medication Event Monitoring System

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Conditions studied

  • Actinic Keratosis
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In context

Keratosis, Actinic

364 studies on the registry are indexed under Keratosis, Actinic; 31 are open to participants now.

This study's enrollment of 20 is below the median of 60 across 315 interventional studies indexed under Keratosis, Actinic.

Browse Keratosis, Actinic studies →

Lead sponsor

Wake Forest University is the lead sponsor of 116 studies on the registry; 7 are open to participants now.

Of its 31 completed or terminated interventional studies of FDA-regulated products, 27 (87%) have results posted.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
50 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Any male or female 50 years of age or older with moderate to severe actinic keratoses of the face and anterior scalp diagnosed by a dermatologist will be eligible for participation.

Exclusion criteria

Exclusion Criteria:

  • Age less than 50.
  • Known allergy or sensitivity to topical Carac® in the subject.
  • Inability to complete all study-related visits.
  • Introduction of any other prescription medication, topical or systemic, for actinic keratosis while participating in the study.
  • Subjects should not receive surgical or cryotherapy while participating in the study.
  • Pregnant women, women who are breast feeding, or women of child bearing potential who are not practicing two acceptable methods of birth control
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Study design

Phase
Phase 4
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
20 participants (actual)

Study arms

  • Experimental
    Fluorouracil 0.5%

    each subject will receive the study medication: Carac® 0.5% Fluorouracil, a standard treatment for actinic keratoses. Carac® will be dispensed to the subjects in the original tube with MEMS electronic monitoring caps attached. Subjects will be asked to apply the medication daily to AK lesions

    Drug: Fluorouracil 0.5%

Interventions

  • DrugFluorouracil 0.5%

    Subjects will apply the smallest amount of study medication possible that is just sufficient to cover all of the affected areas daily to AK lesions

    Also known as: Carac

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What researchers measure

Primary outcomes

  1. Adherence to Carac® in Subjects With Moderate to Severe Actinic Keratosis.

    Measure of adherence by MEMS caps and the % of total prescribed doses that were actually used

    Time frame: 12 weeks

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Results

Posted Mar 27, 2017

Participant flow

Participant flow — Overall Study
MilestoneFluorouracil 0.5%
Started20
Completed20
Not completed0

Outcome measures

PrimaryAdherence to Carac® in Subjects With Moderate to Severe Actinic Keratosis.

Measure of adherence by MEMS caps and the % of total prescribed doses that were actually used

Time frame:
12 weeks
Reported as:
Mean · percentage of prescribed doses
Adherence to Carac® in Subjects With Moderate to Severe Actinic Keratosis.
percentage of prescribed dosesFluorouracil 0.5%
Adherence to Carac® in Subjects With Moderate to Severe Actinic Keratosis.86 (54 to 100)

Adverse events

Non-serious events are listed at a 5% frequency threshold.

Adverse event summary by group
GroupDeathsSeriousOther
Fluorouracil 0.5%—0/20 (0%)2/20 (10%)
Most frequent other events
Most frequent other events
EventFluorouracil 0.5%
Burning of skinSkin and subcutaneous tissue disorders2/20

Baseline characteristics

Age, Continuous
Age, Continuous(years)Fluorouracil 0.5%
Mean67 (51 to 91)
Sex: Female, Male
Sex: Female, Male(Participants)Fluorouracil 0.5%
Female1
Male19
Region of Enrollment
Region of Enrollment(participants)Fluorouracil 0.5%
United States20
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Study locations

1 site
  • Wake Forest University Health Sciences Dermatology
    Winston-Salem, North Carolina 27157, United States
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References and documents

Publications

  • Yentzer B, Hick J, Williams L, Inabinet R, Wilson R, Camacho FT, Russell GB, Feldman SR. Adherence to a topical regimen of 5-fluorouracil, 0.5%, cream for the treatment of actinic keratoses. Arch Dermatol. 2009 Feb;145(2):203-5. doi: 10.1001/archdermatol.2008.562. No abstract available. PubMed 19221274 ↗

Individual participant data

Plan to share: No

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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Sep 10, 2018, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT00696488
Lead sponsor
Wake Forest University
Responsible party
Sponsor
First posted
Jun 12, 2008
Start date
Apr 2007
Primary completion
Aug 2007
Completion
Oct 2008
Results posted
Mar 27, 2017
Last update
Sep 10, 2018

Study contacts

Steve Feldman, MD, PhD
principal investigator · Wake Forest University Health Sciences

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Aug 2018. You cannot join it, but the record below documents what was studied.

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