NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,779 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

demeclocycline hydrochloride
(DEH-meh-kloh-SY-kleen HY-droh-KLOR-ide)
A substance being studied as a way to detect bone growth in patients receiving bisphosphonates (a type of drug used to treat bone pain caused by some types of cancer) for breast cancer. It binds to newly formed bone. A biopsy is done and bone growth is measured using a special microscope. Demeclocycline hydrochloride is a type of tetracycline antibiotic and a type of bone-labeling agent. Also called Declomycin.