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Lichen Planus, OralPhase 2NCT00102557

Hydroxychloroquine vs. Clobetasol Rinse to Treat Oral Lichen Planus

A Phase 2 study testing Hydroxychloroquine in people with Lichen Planus, Oral, run by National Institute of Dental and Craniofacial Research (NIDCR) at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study will compare two treatments for oral lichen planus - hydroxychloroquine (Plaquenil) tablets and clobetasol oral rinse. Oral lichen planus is a chronic disorder in which patients have painful mouth ulcers that interfere with meals and daily functioning. Read more about this study

Who is it for?
Any age
Conditions the study is for
Lichen Planus, Oral
What is being tested?
Hydroxychloroquine
How many people
74 participants
Where
1 siteUnited States
Study dates
Jan 2005to Oct 2005
Phase
Phase 2
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 Any age
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Biopsy confirmed symptomatic erosive oral lichen planus. World Health Organization histological criteria (21) in combination with compatible clinical picture will be used for diagnosis. In questionable cases, direct immunofluorescence will be performed to exclude other conditions.
  • No current treatment with hydroxychloroquine or other immunomodulatory agents. A one-month washout period will be required prior to enrollment if patients are taking immunomodulatory agents. Prior treatment with topical steroids will be allowed.
  • Age greater than 18 years old. Lichen planus is very rare in patients younger than 40 years old and children are especially sensitive to the effects of hydroxychloroquine.
  • Patients of both sexes and all racial and ethnic groups will be eligible.
  • The presence of at least one ulcerated oral lesion with a surface area of at least 100 sq. mm as measured bi-directionally.

Who cannot join

  • Unable to undergo oral biopsy for diagnosis
  • Lichen planus with no ulcerated oral lesions of greater than 100 sq. mm in area.
  • Treatment with hydroxychloroquine or other immunomodulatory agents within 1 month of the randomization.
  • Hepatitis B or Hepatitis C infection
  • Significant abnormalities in hepatic status as measured by liver function tests (ALT, AST, AP, bilirubin.) Mild asymptomatic elevations in liver enzymes (up to 20% above the reference range) will not preclude enrollment in the trial.
  • Significant abnormalities in renal status as measured by kidney function tests (creatinine, BUN).
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  • Uncontrolled diabetes
  • Contraindications to hydroxychloroquine or clobetasol therapy (known hypersensitivity, retinopathy from prior use, history of aplastic anemia or agranulocytosis).
  • Anemia (defined as a hemoglobin level more than 2 standard deviations below the mean reference value for age).
  • Granulocytopenia (defined as an absolute neutrophil count (ANC) in adults as less than 1500/mm(3)).
  • Pregnancy or lactation. Pregnancy status will be assessed by questionnaire. Potentially pregnant patients will be evaluated by plasma HCG test. Patients planning pregnancy will be excluded. Sexually active females will be required to use contraception prior to enrollment in the study. Every woman of childbearing age will have a pregnancy test.
  • Inability or unwillingness to give written informed consent.
  • Serious concurrent disease (e.g. myocardial infarction, severe heart failure, severe COPD) requiring hospitalization or limiting life expectancy to less than 1 year.
  • Psoriasis
  • G6PD deficiency
  • Porphyria
  • Chronic use of non-steroidal anti-inflammatory agents or other agents to relieve pain.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • National Institute of Dental And Craniofacial Research (NIDCR)

    Bethesda, Maryland, 20892

Other trials in United States

About this study

Official title: Hydroxychloroquine Versus Clobetasol 0.05% Rinse for the Treatment of Oral Lichen Planus

This study will compare two treatments for oral lichen planus - hydroxychloroquine (Plaquenil) tablets and clobetasol oral rinse. Oral lichen planus is a chronic disorder in which patients have painful mouth ulcers that interfere with meals and daily functioning. It is most commonly treated with topical or systemic corticosteroids, but these drugs have a number of side effects, most commonly yeast infection, and chronic systemic use of them can lead to diabetes, osteoporosis, weight gain, and other complications. Also, lichen planus generally returns when the corticosteroids are stopped. Clobetasol oral rinse is a topical steroid commonly used to treat oral lichen planus. Hydroxychloroquine, a drug that was originally used to treat malaria and is now also approved for lupus and rheumatoid arthritis, has been tried for lichen planus in small-scale studies with some evidence of benefit.

Patients 18 years of age and older with oral lichen planus may be eligible for this study. Pregnant women are excluded. Candidates are screened with a dermatology examination, routine blood tests, an eye examination, and a biopsy to rule out other conditions similar to lichen planus and to provide tissue for research purposes. For the biopsy, two small circles of tissue about 4 mm (less than 1/5") across are surgically removed from the area with lichen planus.

Read more

Participants are randomly assigned to treatment with either hydroxychloroquine or clobetasol rinse. Patients assigned to hydroxychloroquine also take a placebo mouth rinse that looks and tastes like the clobetasol rinse, and those assigned to clobetasol also take a pill that looks and tastes like the hydroxychloroquine tablet. This is done so that neither the patients nor the study doctors know which patient is taking which active medication until the study is completed. Patients take the pills daily in the morning with food or a glass of milk for the 6-month study period and use the rinse twice a day for 4 months and then once a day for 2 months. They may not use any pain or anti-inflammatory medicines or topical creams, gels or rinses regularly, because these medications can obscure the effects of the study drugs and complicate interpretation of the results. They are given a topical numbing medicine as part of the study and can use Tylenol for pain during the study duration.

In addition to treatment, participants visit the NIH Clinical Center once a month for the following tests and procedures:

  • Review of pain levels, as recorded in a pain diary
  • Review of drug side effects, if any
  • Collection of saliva and blood samples at 2, 4 and 6 months
  • Repeat oral biopsy at completion of the study at 6 months to evaluate treatment effects
  • Final examination at 8 months to determine if the disease returns or improves after the medication is stopped.
Read the detailed description

This is a randomized double blind parallel group trial of safety and efficacy of hydroxychloroquine in oral lichen planus and associated cutaneous and genital lesions.

The primary objective of the study is to test the hypothesis that oral hydroxychloroquine taken at 6mg/kg of lean weight will be at least as effective as clobetasol rinse in healing ulcerations associated with the erosive form of lichen planus. Secondary objectives will include assessment of changes in salivary and tissue proteome and plasma, saliva, and tissue cytokine profiles over the course of treatment with hydroxychloroquine and clobetasol. We hope that this will allow us to gain insight in the pathophysiology of mucosal lichen planus as well as the mechanism of action of hydroxychloroquine in this condition.

Total surface area of oral erosions will be the primary outcome in this study. We will consider 50% reduction in ulcerated area over 6 months clinically significant. Secondary outcomes will include changes in two lichen planus severity scales, reduction of pain levels as measured by a visual analogue scale and amount of topical analgesic used, improvement in oral and systemic disease-specific and generic quality of life scores. We will also assay plasma, saliva, and tissue cytokines over the course of the study to assess dynamics of cytokine levels in this disease. We will evaluate salivary proteome changes associated with disease activity using 2D gel electrophoresis and mass spectrometric methods.

The principal study interventions will be hydroxychloroquine at 6 mg/kg of lean weight or clobetasol 0.05% oral rinse. Additional allowed interventions will be standard oral topical analgesic rinse on an as needed basis. Diagnostic and research evaluations will include ophthalmologic screening prior to enrollment and at the completion of the study, complete history and oral and general physical examination, laboratory investigations, saliva collection, and oral mucosal biopsy at the start and finish of the study. The total period of time that each subject will spend in the interventional period of the trial will be 6 months. Additional off study follow-up period will be 2 months.

Being tested
Hydroxychloroquine
Keywords
Vesiculobullous, Mucosal Lesions, Oral Health, Dermatology, Plaquenil, Oral Lichen Planus, Mouth Lesions, Oral Lesions
Medical subject headings
Lichen Planus, Oral

What participants receive

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

Timeline

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

  1. First posted31 Jan 2005 (estimated)
  2. Study startJan 2005
  3. Study completionOct 2005

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 2
Primary purpose
Treatment
Enrolment
74 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00102557
Sponsor's protocol ID
050086
Other IDs
05-D-0086
Status last verified
Oct 2005
First submitted
29 Jan 2005
Last updated
4 Mar 2008
Results posted
No

Publications

  • Axell T, Rundquist L. Oral lichen planus--a demographic study. Community Dent Oral Epidemiol. 1987 Feb;15(1):52-6. doi: 10.1111/j.1600-0528.1987.tb00480.x.

    PubMed 3467894
  • Eisen D. The clinical manifestations and treatment of oral lichen planus. Dermatol Clin. 2003 Jan;21(1):79-89. doi: 10.1016/s0733-8635(02)00067-0.

    PubMed 12622270
  • Scully C, Beyli M, Ferreiro MC, Ficarra G, Gill Y, Griffiths M, Holmstrup P, Mutlu S, Porter S, Wray D. Update on oral lichen planus: etiopathogenesis and management. Crit Rev Oral Biol Med. 1998;9(1):86-122. doi: 10.1177/10454411980090010501.

    PubMed 9488249

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Hydroxychloroquine in people with Lichen Planus, Oral, run by National Institute of Dental and Craniofacial Research (NIDCR) at 1 site in United States.

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 5 inclusion and 17 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: finished, as of the sponsor's last update on 4 Mar 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 United States. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00102557, which also lists 3 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 4 Mar 2008.

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