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Dermatitis, ContactPhase 4WA+TR_1NCT00779792

Efficacy of Glycerol, Two Topical Steroids, and a Topical Immune Modulator Against Skin Irritation

A Phase 4 study testing clobetasol, triamcinolone acetonide and tacrolimus in people with Dermatitis, Contact and Dermatitis, Occupational, run by Odense University Hospital at 1 site in Denmark.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

The purpose of this study is to compare the efficacy of glycerol ointment, triamcinolone acetonide ointment, clobetasol ointment and tacrolimus ointment on irritated skin in a cumulative skin irritation test model using healthy volunteers. Read more about this study

Who is it for?
Ages 18 to 45 yearsHealthy volunteers can take part
Conditions the study is for
Dermatitis, Contact, Dermatitis, Occupational
What is being tested?
clobetasol, triamcinolone acetonide and tacrolimus
How many people
36 participants
Where
1 siteDenmark
Study dates
Sep 2008to Nov 2008
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 45 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • caucasian
  • normal skin on both volar forearms
  • oral and written informed consent

Who cannot join

  • pregnant, lactating women
  • no safe anticonceptive method used
  • intake of systemic immunosuppressants (e.g. prednisolone)
  • endocrine, immune, or liver disorders
  • known allergy towards drugs applied to the skin

Trial locations and contacts

1 site in 1 country.

Denmark1 site
  • Department of Dermatology, Odense University Hospital

    Odense, 5000

Other trials in Denmark

About this study

Official title: Comparison of Efficacy of Glycerol, Two Topical Steroids, and a Topical Immune Modulator Against Experimentally Induced Skin Irritation

The purpose of this study is to compare the efficacy of glycerol ointment, triamcinolone acetonide ointment, clobetasol ointment and tacrolimus ointment on irritated skin in a cumulative skin irritation test model using healthy volunteers.

Read the detailed description

Irritant contact dermatitis (ICD) is a frequent cause of hand eczema and occupational skin disease. One way to study ICD is to expose healthy volunteer skin to chemicals and evaluate the skin response. Because different chemicals act differently on the skin, the use of different skin irritants may provide more information than relying on one irritant only. In this study the two commonly used irritants sodium lauryl sulphate and nonanoic acid are exposed to the skin in a cumulative wash test. Treatment of ICD has classically involved topical steroids and/or emollients. However, the outcome is variable with some patients being very refractory to this regimen. This study was designed to investigate the relative efficacy of the steroids triamcinolone acetonide and clobetasol, the topical immune modulator tacrolimus, a 20% Glycerol ointment compared with an inert ointment vehicle on experimentally induced irritated skin.

Being tested
clobetasol, triamcinolone acetonide, tacrolimus, glycerol, vehicle ointment (paraffin oil/soft white paraffin)
Keywords
Irritant contact dermatitis, experimental contact dermatitis, treatment, efficacy, topical steroids, topical immune modulators, glycerol
Medical subject headings
Dermatitis, Contact, Dermatitis, Occupational, Dermatitis, Irritant

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • clobetasolDrug

    Also called Dermovate

    0.5 mg Clobetasol propionate (0.5 mg/g) ointment applied twice daily for 10 consecutive days

  • triamcinolone acetonideDrug

    Also called Kenalog

    0.5 mg ointment twice daily for 10 consecutive days

  • tacrolimusDrug

    Also called Protopic

    0.5 mg tacrolimus ointment(0.1%) twice daily for 10 consecutive days

  • glycerolDrug

    0.5 mg glycerol ointment (20%) twice daily for 10 consecutive days

  • vehicle ointment (paraffin oil/soft white paraffin)Drug

    0.5 mg vehicle ointment twice daily for 10 consecutive days

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. level of skin irritation as determined by visual reading, skin redness (color measurement), skin barrier integrity (transepidermal water loss measurement) and skin hydration (capacitance measurement)

    Measured: End of treatment and summary measure (Area under the curve) of consecutive measurements at visit every other day for 10 days

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted24 Oct 2008 (estimated)
  2. Study startSep 2008
  3. Primary completionNov 2008 (estimated)
  4. Study completionNov 2008 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
Triple blind
Who is masked
Participant, Investigator, Outcomes assessor
Enrolment
36 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00779792
Sponsor's protocol ID
2008-001678-34
Other IDs
2008
Acronym
WA+TR_1
Status last verified
Aug 2008
First submitted
23 Oct 2008
Last updated
24 Oct 2008
Results posted
No
Data monitoring committee
Yes

Publications

  • Andersen F, Hedegaard K, Petersen TK, Bindslev-Jensen C, Fullerton A, Andersen KE. Comparison of the effect of glycerol and triamcinolone acetonide on cumulative skin irritation in a randomized trial. J Am Acad Dermatol. 2007 Feb;56(2):228-35. doi: 10.1016/j.jaad.2006.08.063. Epub 2006 Dec 6.

    PubMed 17156893
  • Schliemann S, Kelterer D, Bauer A, John SM, Skudlik C, Schindera I, Wehrmann W, Elsner P. Tacrolimus ointment in the treatment of occupationally induced chronic hand dermatitis. Contact Dermatitis. 2008 May;58(5):299-306. doi: 10.1111/j.1600-0536.2007.01314.x.

    PubMed 18416762

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing clobetasol, triamcinolone acetonide and tacrolimus in people with Dermatitis, Contact and Dermatitis, Occupational, run by Odense University Hospital at 1 site in Denmark.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 24 Oct 2008. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Denmark. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

level of skin irritation as determined by visual reading, skin redness (color measurement), skin barrier integrity (transepidermal water loss measurement) and skin hydration (capacitance measurement) (time frame: End of treatment and summary measure (Area under the curve) of consecutive measurements at visit every other day for 10 days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00779792, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 24 Oct 2008.

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