
GAITHERSBURG, Md-The Food and Drug Administration’s Oncologic Drugs Advisory Committee (ODAC) has advised Zila, Inc., to take OraTest (tolonium chloride) back to the clinic for further testing. But members disagreed whether continuation of an ongoing clinical trial could provide the data necessary for the group to recommend approval of the test for detecting oral cancer, or if the company needs to undertake an entirely new study.

