Exelixis (Thyroid Cancer)

What is the Purpose of this Study?

We are doing this study to learn more about how the study drug (Cabozantinib) can treat a type of thyroid cancer called differentiated thyroid cancer (DTC).
What is the Condition Being Studied?
Thyroid cancer

Who Can Participate in this Study?

- Adults with a diagnosis of differentiated thyroid cancer (DTC)

- Getting thyroid suppression therapy

- Have been treated with (or cannot get) radioactive iodine before

- Have been treated with at least one VEGFR-targeting agent (such as Lenvatinib or Sorafenib) before

Age Group
Participating Institutions

What is Involved?

If you choose to join this study you will:

- Come for a clinic visit every 2 weeks for 9 weeks, then once a month

- Be randomized (like drawing numbers out of a hat) to one of 2 groups:

-- Group 1 will get the study drug (Cabozantinib)

-- Group 2 will get a placebo (harmless

-You will have a 2 out of 3 chance of being in Group 1

Study Details

Full Title
A Phase 3, Randomized, Double-Blind, Placebo-Controlled Study of Cabozantinib (XL184) in Subjects with Radioiodine-Refractory Differentiated Thyroid Cancer Who Have Progressed after Prior VEGFR-Targeted Therapy. XL184-311
Principal Investigator

Protocol Number

View on ClinicalTrials.gov