CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 331 enrolled
Drug / intervention
ZD6474 (Vandetanib)drug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT00410761
NCT00410761Phase 3Completed

An International, Phase III, Randomized, Double-Blinded, Placebo-Controlled, Multi-Center Study to Assess the Efficacy of ZD6474 (ZACTIMATM) Versus Placebo in Subjects With Unresectable Locally Advanced or Metastatic Medullary Thyroid Cancer

Genzyme, a Sanofi Company·interventional·Posted Dec 13, 2006·Updated Sep 24, 2025

In Brief

A Phase 3 clinical trial evaluating ZD6474 (Vandetanib) for Thyroid Cancer. Completed, enrolled 331 participants across 127 sites in 24 countries.

Detailed Summary

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.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsThyroid Cancer
CountriesAustralia, Austria, Belgium, Brazil, Canada, Czechia, Denmark, France, Germany, Hungary, India, Italy, Mexico, Netherlands, Poland, Portugal, Romania, Russia, Serbia, South Korea, Spain, Sweden, Switzerland, United States
Collaborators--

Timeline

Phase 3CompletedFinished
200720082009201020112012201320142015201620172018201920202021202220232024202520262027
First PostedDec 13, 2006
Enrollment StartNov 23, 2006
Primary CompletionJul 31, 2009
Study CompletionJul 26, 2024
TodayJul 2, 2026
Enrollment to primary: 2.7 yearsPosted 19.6 years ago

Interventions

ZD6474 (Vandetanib)drug

once daily oral tablet