- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT00566800
Erlotinib in Treating Patients With Barrett Esophagus
Chemoprevention Trial Using Erlotinib in Barrett's Esophagus With High-Grade Dysplasia
RATIONALE: Chemoprevention is the use of certain drugs to keep cancer from forming. Erlotinib may keep esophageal cancer from forming in patients with Barrett esophagus by blocking some of the enzymes needed for cell growth.
PURPOSE: This phase II trial is studying how well erlotinib works in treating patients with Barrett esophagus.
Studieoversigt
Status
Betingelser
Intervention / Behandling
Detaljeret beskrivelse
OBJECTIVES:
Primary
- To determine if erlotinib hydrochloride can be used as a chemopreventive agent that can cause histologic regression of Barrett esophagus in patients at high risk of developing esophageal cancer associated with high-grade dysplasia.
Secondary
- To assess whether erlotinib hydrochloride can cause molecular alterations in EGFR, phospho-EGFR, cyclin D1, cdc2, p16, p53, PCNA, COX-2, and ploidy in Barrett esophagus with high-grade dysplasia.
- To establish surrogate markers of chemoprevention in Barrett esophagus with high-grade dysplasia.
- To validate the histologic scoring of Barrett dysplasia developed by our group.
- To evaluate toxicities associated with the use of erlotinib hydrochloride in patients with Barrett esophagus associated with high-grade dysplasia.
OUTLINE: Patients receive oral erlotinib hydrochloride once daily for 3 months. Patients showing no evidence of progression to cancer by esophagogastroduodenoscopy (EGD) with biopsy receive an additional 3 months of treatment. All patients then undergo repeat EGD, biopsy, and determination of molecular markers (i.e., EGFR, phospho-EGFR, cyclin D1, cdc2, p16, p53, PCNA, COX-2, and ploidy).
After completion of study treatment, patients are followed for 30 days.
Undersøgelsestype
Tilmelding (Forventet)
Fase
- Fase 1
Kontakter og lokationer
Studiesteder
-
-
Missouri
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Kansas City, Missouri, Forenede Stater, 64128
- Rekruttering
- Veterans Affairs Medical Center - Kansas City
-
Kontakt:
- Joaquina C. Baranda, MD
- Telefonnummer: 816-861-4700 ext 6708
- E-mail: joaquina.baranda2@med.va.gov
-
-
Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
DISEASE CHARACTERISTICS:
- Diagnosis of Barrett esophagus with high-grade dysplasia
- Refused surgery or other localized therapy for high-grade dysplasia
- No invasive esophageal carcinoma
PATIENT CHARACTERISTICS:
- ANC ≥ 1,500/mm³
- Platelet count ≥ 100,000/mm³
- Hemoglobin ≥ 10 g/dL
- Bilirubin normal
- AST and ALT < 3 times upper limit of normal (ULN)
- Alkaline phosphatase < 3 times ULN
- No uncontrolled medical condition
- Not pregnant or nursing
- Negative pregnancy test
- Fertile patients must use effective contraception during and for at least 1 week after completion of study treatment
- Able to swallow tablets or dissolved tablets
- No known hypersensitivity to erlotinib hydrochloride
- No symptoms suggestive of malignancy (e.g., weight loss or vomiting)
- No history of other malignancies
- No uncontrolled medical or psychiatric condition that would preclude treatment under this clinical trial
PRIOR CONCURRENT THERAPY:
- See Disease Characteristics
- No prior exposure to erlotinib hydrochloride
- No concurrent antineoplastic or antitumor agents, including chemotherapy, radiotherapy, immunotherapy, or hormonal therapy
- No concurrent investigational agents
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Maskning: Ingen (Åben etiket)
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
|---|
|
Histologic regression of Barrett esophagus with high-grade dysplasia by chemoprevention with erlotinib hydrochloride
|
Sekundære resultatmål
Resultatmål |
|---|
|
Toksicitet
|
|
Molecular alterations in EGFR, phospho-EGFR, cyclin D1, cdc2, p16, p53, PCNA, COX-2, and ploidy
|
|
Validation of histologic scoring of Barrett dysplasia
|
Samarbejdspartnere og efterforskere
Efterforskere
- Ledende efterforsker: Joaquina C. Baranda, MD, Kansas City Veteran Affairs Medical Center
Datoer for undersøgelser
Studer store datoer
Studiestart
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
- Sygdomme i fordøjelsessystemet
- Neoplasmer
- Neoplasmer efter sted
- Gastrointestinale neoplasmer
- Neoplasmer i fordøjelsessystemet
- Gastrointestinale sygdomme
- Neoplasmer i hoved og hals
- Esophageale sygdomme
- Esophageale neoplasmer
- Barrett Esophagus
- Forstadier til kræft
- Molekylære mekanismer for farmakologisk virkning
- Enzymhæmmere
- Antineoplastiske midler
- Proteinkinasehæmmere
- Erlotinib hydrochlorid
Andre undersøgelses-id-numre
- CDR0000576425
- VAMCK-JB0027
- GENENTECH-OSI3717s
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