Government Funding Lapse
Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted.

The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.

Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

tetra-O-methyl nordihydroguaiaretic acid

(TEH-truh-O-MEH-thul NOR-dy-HY-droh-GWY-uh-reh-tik A-sid)

A substance being studied in the treatment of cancer. It blocks proteins needed for cancer growth. It is a type of transcriptional inhibitor. Also called EM-1421 and tetra-O-methyl NDGA.

tetra-O-methyl nordihydroguaiaretic acid

Search NCI's Dictionary of Cancer Terms