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Vicki Wheelock MD HDSA Center of Excellence at UC Davis ...

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Wh<strong>at</strong> are double blind, randomized,<br />

controlled studies?<br />

Randomized: the study<br />

participant is assigned<br />

randomly to either active drug<br />

or placebo<br />

Controlled: The study drug is<br />

compared to an known tre<strong>at</strong>ment<br />

(active control) or to a placebo<br />

(inactive compound th<strong>at</strong> appears<br />

identical to the active drug).

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