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A Clinical Trial Evaluating the Efficacy and Safety of Dasatinib in Refractory Metastatic GIST

P

Peking University Cancer Hospital & Institute

Status

Unknown

Conditions

Gastrointestinal Stromal Tumor

Treatments

Drug: dasatinib

Study type

Interventional

Funder types

Other

Identifiers

NCT02776878
DRAMA GIST

Details and patient eligibility

About

The purpose of this study is to determine whether dasatinib is effective and safe in the treatment of refractory metastatic gastrointestinal stromal tumor

Enrollment

57 estimated patients

Sex

All

Ages

18+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • Histologically confirmed recurrent/metastatic gastrointestinal stromal tumor (GIST). Immunohistochemically, the detection KIT and/or DOG-1 are/is positive
  • Patients must have measurable disease meeting the requirement of RECIST 1.1
  • Received the gene mutation detection of c - kit/PDGFRA
  • Subjects with mutation in exon 11, in exon 9 and wild type c-kit/PDGFRA have failed to imatinib and sunitinib
  • Subjects with primary mutation in exon 17 or 18 have failed to imatinib
  • Subjects with primary mutation in exon 11 and secondary mutation in exon 17 or 18 have failed to imatinib
  • Subjects with mutation in exon 18 of PDGFRA,have received TKI or not
  • Eastern Cooperative Oncology Group (ECOG) performance status = 0-2
  • Expected OS ≥3 months
  • Ability to understand and the willingness to sign a written informed consent document
  • Subject will comply with the study procedures and therapy

Exclusion criteria

  • Local or metastatic GIST is resectable
  • Unable to receive the gene mutation detection of c-kit (c-kitproto-oncogeneprotein)/PDGFRA
  • AST and/or ALT > 2.5 times ULN, or Bilirubin >1.5 times upper limit of normal (ULN)
  • Neutrophil count < 1.5 x 10^9/L, or Platelet count <75 x 10^9/L, or Hemoglobin<90g/L
  • Cr >1.5×ULN
  • Other malignancy within the past 5 years except for adequately treated carcinoma in situ of the cervix or cutaneous basal cell carcinoma
  • Known brain metastasis, spinal cord compression, carcinomatous meningitis, or cerebral or soft meningeal disease through CT or MRI during screening stage
  • Within the past 5 years, subjects have one of the following disease: myocardial infarction, serious/instable angina pectoris, symptomatic congestive heart failure or cerebrovascular accident from coronary/peripheral artery bypass grafting
  • Known human immunodeficiency virus positivity
  • Joining in other trail
  • Women who are pregnant or lactating; No contraception for subject during childbearing period
  • Subject with other serious acute and chronic physical or mental problems, or laboratory abnormality, will increase the risks associated with trail or drug. It will also interference the judgment of the results. In the judgment of the investigator, subject is inadequate to participant the study

Trial design

Primary purpose

Treatment

Allocation

N/A

Interventional model

Single Group Assignment

Masking

None (Open label)

57 participants in 1 patient group

Dasatinib
Experimental group
Description:
Dasatinib is given orally 50 mg 2 times a day for the first week, if subject is tolerate, then increased to 70 mg 2 times a day. Dasatinib will be continued until unacceptable toxicity and progression.
Treatment:
Drug: dasatinib

Trial contacts and locations

7

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Central trial contact

Li Jian

Data sourced from clinicaltrials.gov

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