Lapatinib

Selective EGFR Inhibitor

Erlotinib HCl (OSI-744) : EGFR-selective, IC50=2 nM.

Most Potent EGFR Inhibitor

Afatinib (BIBW2992) : EGFR(wt), IC50=0.5 nM; EGFR(L858R), IC50=0.4 nM; EGFR(L858R/T790M), IC50=10 nM; HER2, IC50=14 nM.

FDA-approved EGFR Inhibitor

Gefitinib (ZD1839) : Approved by FDA for NSCLC.

Newest EGFR Inhibitor

CO-1686 (AVL-301) ^New : Irreversible, mutant-selective EGFR inhibitor with K_i of 21.5 nM and 303.3 nM for EGFRL858R/T790M and EGFRWT, respectively.

Erlotinib ^New

Erlotinib is an EGFR inhibitor with IC50 of 2 nM, >1000-fold more sensitive for EGFR than human c-Src or v-Abl.

Afatinib (BIBW2992) Dimaleate ^New

Afatinib (BIBW2992) Dimaleate irreversibly inhibits EGFR/HER2 including EGFR(wt), EGFR(L858R), EGFR(L858R/T790M) and HER2 with IC50 of 0.5 nM, 0.4 nM, 10 nM and 14 nM, respectively; 100-fold more active against Gefitinib-resistant L858R-T790M EGFR mutant.

Poziotinib (HM781-36B) ^New

Poziotinib (HM781-36B) is an irreversible pan-HER inhibitor with IC50 of 3.2 nM, 5.3 nM and 23.5 nM for HER1, HER2, and HER4, respectively. Phase 2.

Gefitinib (ZD1839)

Gefitinib (ZD-1839) is an EGFR inhibitor for Tyr1173, Tyr992, Tyr1173 and Tyr992 in the NR6wtEGFR and NR6W cells with IC50 of 37 nM, 37nM, 26 nM and 57 nM, respectively.

Features:A potent EGFR tyrosine kinase inhibitor.

Erlotinib HCl (OSI-744)

Erlotinib HCl (OSI-744) is an EGFR inhibitor with IC50 of 2 nM in cell-free assays, >1000-fold more sensitive for EGFR than human c-Src or v-Abl.

Afatinib (BIBW2992)

Afatinib (BIBW2992) inhibits EGFR/ErbB irreversibly in vitro with IC50 of 0.5, 0.4, 10, 14, 1 nM for EGFR^wt, EGFR ^L858R , EGFR ^L858R/T790M ErbB2 (HER2) and ErbB4 (HER4), respectively.

Osimertinib (AZD9291)

Osimertinib (AZD9291) is an oral, irreversible, and mutant-selective EGFR inhibitor with IC50 of 12.92, 11.44 and 493.8 nM for Exon 19 deletion EGFR, L858R/T790M EGFR, and WT EGFR in LoVo cells, respectively. Phase 3.

AG-490 (Tyrphostin B42)

AG-490 (Tyrphostin B42) is an inhibitor of EGFR with IC50 of 0.1 μM in cell-free assays, 135-fold more selective for EGFR versus ErbB2, also inhibits JAK2 with no activity to Lck, Lyn, Btk, Syk and Src.

Rociletinib (CO-1686, AVL-301)

Rociletinib (CO-1686, AVL-301) is an irreversible, mutant-selective EGFR inhibitor with K_i of 21.5 nM and 303.3 nM for EGFR^L858R/T790M and EGFR^WT in cell-free assays, respectively. Phase 2.

AG-1478 (Tyrphostin AG-1478)

AG-1478 (Tyrphostin AG-1478) is a selective EGFR inhibitor with IC50 of 3 nM in cell-free assays, almost no activity on HER2-Neu, PDGFR, Trk, Bcr-Abl and InsR.