An Efficacy Study Comparing ZD6474 to Placebo in Medullary Thyroid Cancer

Status: Closed to Accrual


The purpose of this study is to learn how hereditary or sporadic medullary thyroid cancer patients, treated with ZD6474, react to the drug, what happens to ZD6474 in the human body, about the side effects of ZD6474, and if ZD6474 can decrease or prevent the growth of tumors.

Eligibility Criteria

Inclusion Criteria

  • Confirmed diagnosis of unresectable, locally advanced or metastatic hereditary or sporadic Medullary Thyroid Cancer.
  • Presence of measurable tumor
  • Able to swallow medication

Exclusion Criteria

  • Major surgery within 4 weeks before randomization
  • Last dose of prior chemotherapy received less than 4 weeks prior to randomization
  • Radiation therapy within the last 4 weeks prior to randomization(with exception of palliative radiotherapy)
  • Brain metastases or spinal cord compression, unless treated at least 4 weeks before first dose and stable without steroid treatment for 10 days
  • Significant cardiac events
  • Previous ZD6474 treatment

Locations & Contacts

See trial information on for a list of participating sites.

Trial Phase & Type

Trial Phase

Phase III

Trial Type


Lead Organization

Lead Organization

Trial IDs

Primary ID D4200C00058
Secondary IDs NCI-2010-00997, 2005-005077-29, LPS14811 ID NCT00410761