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.

A potent, orally bioavailable dihydropurinedione-based inhibitor of dipeptidyl peptidase 4 (DPP-4), with hypoglycemic activity. The inhibition of DPP-4 by linagliptin appears to be longer lasting than that by some other DPP-4 inhibitors tested. Check for active clinical trials using this agent. (NCI Thesaurus)

US brand name:Tradjenta
Code name:BI 1356 BS
Chemical structure:
  • (R)-8-(3-amino-piperidin-1-yl)-7-but-2-ynyl-3-methyl-1-(4-methyl-quinazolin-2-ylmethyl)-3,7-dihydro-purine-2,6-dione
  • 1H-purine-2,6-dione, 8-((3R)-3-amino-1-piperidinyl)-7-(2-butynyl)-3,7-dihydro-3-methyl-1-((4-methyl-2-quinazolinyl)methyl)-
  • 8-((3R)-3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione