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Basal Cell Nevus SyndromePhase 2GDC-0449NCT00957229

To Determine The Efficacy and Safety of GDC-0449 in Patients With Basal Cell Nevus Syndrome (BCNS)

A Phase 2 study testing GDC-0449 in people with Basal Cell Nevus Syndrome and Gorlin Syndrome, run by UCSF Benioff Children's Hospital Oakland at 2 sites 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

The purpose of this study is to reduce the number of new surgically eligible BCCs by 50% appearing during month 3-18 of medication ingestion. Read more about this study

Who is it for?
Ages 35 to 75 years
Conditions the study is for
Basal Cell Nevus Syndrome, Gorlin Syndrome
What is being tested?
GDC-0449
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
41 participants
Where
2 sitesUnited States
Study dates
Aug 2009to Jan 2014
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 35 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • The subject:
  • has had diagnosed at least 10 SEB (of diameter 3 mm diameter or greater on the nose or periorbital skin, 5 mm or greater elsewhere on the face, or 9 mm or greater on non-facial areas excluding the skin below the knees) during the two years before study entry, as documented histologically in physicians' records and/or diagnosed clinically by a Study Investigator at baseline.
  • meet diagnostic criteria for basal cell nevus syndrome
  • is willing to abstain from application of non-study topical medications to the skin for the duration of the study, including prescription and over the counter preparations. Subjects will be encouraged to use sunscreen (SPF 15) at least once daily on all exposed skin sites.
  • is willing to forego treatment of BCCs unless the BCCs are documented by Study Investigators, preferably on two separate visits, except when the PSCP believes that delay in treatment potentially might compromise the health of the subject.
  • has normal laboratory tests as defined by the following: Normal hematopoietic capacity, Normal hepatic function: AST and ALT greater than or equal to 2x the upper limit of normal (ULN) Total bilirubin within normal range 0.20 mg/dl to 1.50 mg/dl or within 3x ULN for patients with Gilbert's disease Normal renal function: normal serum creatinine or measured creatinine clearance less than 50 mL/minute. Fasting cholesterol greater than or equal to 220 untreated
  • be willing to not donate blood or semen for three months following discontinuation of Study medications.
  • is willing to avoid pregnancy in his partner as defined by the following: Male subject is willing to use a latex condom during the study and for 3 months after the last dose during sexual contact with a female of childbearing potential, even if he has had a successful vasectomy. His partner must also use a form of birth control

Who cannot join

  • The subject:
  • has used topical or systemic therapies that might interfere with the evaluation of the study medication during the study. Specifically these include the use of: (i) glucocorticoids to more than 5% of the skin (ii) retinoids systemically or topically to more than 5% of the skin during the six months prior to study entry; (iii) alpha-hydroxy acids to more than 5% of the skin during the six months prior to study entry (iv) 5-fluorouracil or imiquimod systemically or topically to the skin above the knees during the six months prior to study entry. (v) treatment with systemic chemotherapy within one year prior to starting study medication.
  • has a history of hypersensitivity to any of the ingredients in the study medication formulations.
  • is unable to return for follow-up visits and tests.
  • has uncontrolled systemic disease, including known HIV positive patients.
  • has history of congestive heart failure.
Show all 13Show fewer
  • has uncontrolled hypocalcemia, hypomagnesemia, or hypokalemia
  • has clinically important history of liver disease, including viral or hepatitis, current alcohol abuse, or cirrhosis.
  • has any condition or situation which in the Investigator's opinion may put the subject at significant risk, could confound the study results, or could interfere significantly with the subject's participation in the study.
  • has a history of invasive cancer within the past five years excluding non-melanoma skin cancer, Stage I cervical cancer, ductal carcinoma in situ of the breast, or CLL Stage 0.
  • has current, recent (within 4 weeks of Day 1), or planned participation in an experimental drug study while enrolled in this study.
  • is a female who is pregnant, plans to ever to become pregnant, capable of becoming pregnant or is breast feeding.
  • is a male who is unwilling or unable to comply with pregnancy prevention measures.

Trial locations and contacts

2 sites in 1 country.

United States2 sites
  • Herbert Irving Comprehensive Cancer Center at Columbia University Medical Center

    New York, New York, 10032

  • Children's Hospital Oakland Research Institiute

    Oakland, California, 94609

Other trials in United States

About this study

Official title: A Randomized, Phase II Multicenter Trial Evaluating the Efficacy and Safety of a Systemic Hedgehog Pathway Antagonist (GDC-0449) in Patients With Basal Cell Nevus Syndrome (BCNS)

The purpose of this study is to reduce the number of new surgically eligible BCCs by 50% appearing during month 3-18 of medication ingestion.

Read the detailed description

This is a Phase II, 18 month, double blind, randomized placebo-controlled, two arm multicenter clinical study design. During the 18-month treatment period, the safety and chemopreventive efficacy of 150 mg/day GDC-0449 versus placebo will be assessed, and include evaluations of the skin at monthly intervals for the first three months and then every 3 months for the next 15 months. Removal of new surgically eligible BCCs (SEBs) will be done by primary skin care physicians (PSCPs) or at Study Centers. A Data Safety Monitoring Board (DSMB) will review unblinded results for an interim analysis when 20 subjects have completed 12 months of drug. This review will focus on adverse events and efficacy results. Subjects will be monitored for the development of new SEBs after they discontinue study treatment. At the end of the 18 months, given that the observed adverse events are minimal, patients on placebo will be offered the opportunity to take GDC-0449 for 18 months in an open label continuation, followed by six months observation, and patients on GDC449 will be monitored for the next 24 months for assessment of the duration of benefit after stopping the drug.

Being tested
GDC-0449
Medical subject headings
Basal Cell Nevus Syndrome

What participants receive

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

  • GDC-0449Drug

    Also called Hedgehog Inhibitor, Hedgehog Antagonist

    capsule, 150 mg, one pill daily, 18 months

Study groups in NCT00957229
Study groupRoleWhat they receive
Sugar pillPlacebo comparatorplacebo pill by mouth once daily
Receives: Drug: GDC-0449
GDC-0449Experimentalvismodegib 150MG by mouth once daily
Receives: Drug: GDC-0449

What is being measured

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

  1. Number of New Surgically Eligible Basal-cell Carcinomas

    Number of new surgically eligible basal-cell carcinomas per patient per year

    Measured: 3 months of receiving study drug

Secondary outcomes (2)
  1. Change in Size of the Existing Carcinomas, Expressed as the Sum of Cumulative Diameters in Millimeters Over an 18 Month Period

    Measured: Baseline and 18 months

  2. Number of New Surgically Eligible Basal-cell Carcinomas After Stopping Vismodegib Treatment

    The number of new surgically eligible basal-cell carcinomas per patient per month is reported.

    Measured: These five patients were given placebo for a mean of 7.4 months (SD 2.3). After receiving vismodegib for a mean of 13.8 months (SD 6.8) and then discontinuing vismodegib for a mean of 11.8 months (SD 7.9) the new basal-cell carcinoma rate is reported.

Timeline

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

  1. First posted12 Aug 2009 (estimated)
  2. Study startAug 2009
  3. Primary completionJan 2014
  4. Study completionJan 2014

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
Allocation
Randomised
Intervention model
Crossover
Masking
Triple blind
Who is masked
Participant, Investigator, Outcomes assessor
Enrolment
41 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00957229
Sponsor's protocol ID
2009-026
Other IDs
SHH-4685s
Acronym
GDC-0449
Status last verified
Dec 2020
First submitted
5 Aug 2009
Last updated
11 Jan 2021
Data monitoring committee
Yes
Individual data sharing
No

Publications

  • Tang JY, Mackay-Wiggan JM, Aszterbaum M, Yauch RL, Lindgren J, Chang K, Coppola C, Chanana AM, Marji J, Bickers DR, Epstein EH Jr. Inhibiting the hedgehog pathway in patients with the basal-cell nevus syndrome. N Engl J Med. 2012 Jun 7;366(23):2180-8. doi: 10.1056/NEJMoa1113538.

    PubMed 22670904
  • Ally MS, Tang JY, Joseph T, Thompson B, Lindgren J, Raphael MA, Ulerio G, Chanana AM, Mackay-Wiggan JM, Bickers DR, Epstein EH Jr. The use of vismodegib to shrink keratocystic odontogenic tumors in patients with basal cell nevus syndrome. JAMA Dermatol. 2014 May;150(5):542-5. doi: 10.1001/jamadermatol.2013.7444.

    PubMed 24623282
  • Tang JY, Ally MS, Chanana AM, Mackay-Wiggan JM, Aszterbaum M, Lindgren JA, Ulerio G, Rezaee MR, Gildengorin G, Marji J, Clark C, Bickers DR, Epstein EH Jr. Inhibition of the hedgehog pathway in patients with basal-cell nevus syndrome: final results from the multicentre, randomised, double-blind, placebo-controlled, phase 2 trial. Lancet Oncol. 2016 Dec;17(12):1720-1731. doi: 10.1016/S1470-2045(16)30566-6. Epub 2016 Nov 10.

    PubMed 27838224

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing GDC-0449 in people with Basal Cell Nevus Syndrome and Gorlin Syndrome, run by UCSF Benioff Children's Hospital Oakland at 2 sites 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 8 inclusion and 13 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 11 Jan 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites 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. Some participants in this study may receive a placebo. 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?

Yes. Results are posted in the registry (first posted 11 Jan 2021). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Number of New Surgically Eligible Basal-cell Carcinomas (time frame: 3 months of receiving study drug). 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 NCT00957229, 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 11 Jan 2021.

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