Albert Einstein Cancer Center

Phase IV - Definition

Phase IV Studies occur after FDA has approved a drug for marketing. These including postmarket requirement and commitment studies that are required of or agreed to by the sponsor. These studies gather additional information about a drug's safety, efficacy, or optimal use.

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Message From the Director

I. David Goldman, M.D.

Since the start of the 20th century, scientists have sought ways of harnessing the immune system to attack cancer cells. The challenge has been enormous. The immune system is designed to destroy foreign ...