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 natural aporphine benzylisoquinoline vinca alkaloid with antineoplastic activity. Thalicarpine binds to and inhibits p-glycoprotein, the multidrug resistance efflux pump. Thalicarpine also induces single-strand breaks in DNA and arrests cancer cells at the G2/M and G1 phase of the cell cycle. Check for active clinical trials using this agent. (NCI Thesaurus)

Chemical structure:
  • [S-(R*,R*)]-9-[4,5-dimethoxy-2-[(1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-1-isoquinolinyl)-methyl]phenoxy]-5,6,6a,7-tetrahydro-1,2,10-trimethoxy-6-methyl-4H-dibenzo[de,g]quinoline
  • 4H-dibenzo[de,g]quinoline, 5,6,6a, 7-tetrahydro-9-[4,5-dimethoxy-2-[(1,2,3,4-tetrahydro-6, 7-dimethoxy-2-methyl-1-isoquinolinyl)methyl]phenoxy]-1,2,10-trimethoxy-6-methyl-
  • 6a.alpha.-aporphine, 9-[[4,5-dimethoxy-.alpha.-((S)-1,2,3, 4-tetrahydro-6,7-dimethoxy-2-methyl-1-isoquinolyl)-o-tolyl]oxy]-1, 2,10-trimethoxy-