Randomized Double-Blind Phase III Trial of Vitamin D3 Supplementation in Patients with Previously Untreated Metastatic Colorectal Cancer (SOLARIS)

Are you eligible to participate in this study?

You may be eligible for this study if you meet the following criteria:

  • Conditions:
    Colorectal Adenocarcinoma
  • Age: Between 18 - 100 Years
  • Gender: Male or Female
  • Other Inclusion Criteria:
    1) Histologically confirmed advanced/metastatic colorectal adenocarcinoma for which metastasectomy is not planned. 2) No prior systemic treatment for metastatic disease.

You may not be eligible for this study if the following are true:

  • 1) No resectable metastatic disease for which potentially curative metastasectomy is planned. 2) No “currently active” second malignancy other than non-melanoma skin cancers or cervical carcinoma in situ.


If you are registered as a volunteer, please log in to contact the study team/express interest in this study.

Contact the research team to learn more about this study.

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