ATC Code: Wikipedia: Ibrutinib On November 13, 2013, the FDA approved Ibrutinib (Imbruvica TM ) for the treatment of patients with mantle cell lymphoma (MCL) who have received at least one prior therapy. MCL is a subtype of B-cell lymphoma and accounts for 6% of non-Hodgkin's lymphoma cases. In an open-label, multi-center, single-arm trial of 111 previously treated patients, Ibrutinib showed a 65.8% response rate. Ibrutinib is an irreversible inhibitor of the Tyrosine-protein kinase BTK (Uniprot:Q06187; ChEMBL: CHEMBL5251 ; canSAR target synopsis ) and is the first approved targeted BTK inhibitor. It forms a covalent bond with a cysteine residue via a Michael acceptor mechanism, in the BTK active site, leading to inhibition of BTK enzymatic activity Ibrutinib (ChEMBL: CHEMBL1873475 ; canSAR drug synopsis ; also known as CRA-032765 and PCI-32765) has the formula C25H24N6O2 and a molecular weight 440.50. It is absorbed after oral administration with a median Tma...
The Organization of Drug Discovery Data
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