NCI Drug Dictionary

The NCI Drug Dictionary contains technical definitions and synonyms for drugs/agents used to treat patients with cancer or conditions related to cancer. Each drug entry includes links to check for clinical trials listed in NCI's List of Cancer Clinical Trials.

methylene blue
A synthetic basic dye. Methylene blue stains to negatively charged cell components like nucleic acids; when administered in the lymphatic bed of a tumor during oncologic surgery, methylene blue may stain lymph nodes draining from the tumor, thereby aiding in the visual localization of tumor sentinel lymph nodes. When administered intravenously in low doses, this agent may convert methemoglobin to hemoglobin. Check for active clinical trials using this agent. (NCI Thesaurus)

Synonym:Azul de Metileno
Blu di Metilene
CI Basic Blue 9
Colour Index No. 52015
Methylenum Caeruleum
Methylthioninii Chloridum
Methylthioninium Chloride
Schultz No. 1038
Tetramethylthionine Chloride Trihydrate
US brand name:Urolene Blue
Foreign brand name:Azul Metile
Code name:CI-52015