FDA approves Lymphoseek to help locate lymph nodes in patients with certain cancers

The U.S. Food and Drug Administration approved Lymphoseek (technetium Tc 99m tilmanocept) Injection, a radioactive diagnostic imaging agent that helps doctors locate lymph nodes in patients with breast cancer or melanoma who are undergoing surgery to remove tumor-draining lymph nodes. Lymphoseek is an imaging drug that helps locate lymph nodes; it is not a cancer imaging drug. Read more here.