Lapatinib is a potent EGFR and ErbB2 inhibitor with IC50 of 10.8 and 9.2 nM, respectively.

Afatinib E-isomer is an irreversible inhibitor of dual EGFR and HER2 that shows obvious activitives of EGFR wt, EGFR L858R, EGFR L858R/T790M and HER2 with IC50 of 0.5 nM, 0.4 nM, 10 nM and 14 nM respectively.

Neratinib is an orally available, irreversible tyrosine kinase inhibitor with IC50 of 59 nM and 92 nM for HER2 and EGFR, respectively.

Canertinib is a pan-ErbB inhibitor for EGFR and ErbB2 with IC50 of 1.5 nM and 9.0 nM, no activity to PDGFR, FGFR, InsR, PKC, or CDK1/2/4.

Dacomitinib is a potent, orally available, irreversible tyrosine kinase HER 1 (EGFR), HER2 and HER4 inhibitor with IC50 of 6, 45.7 and 73.7 nM for EGFR, ERBB2 and ERBB4, respectively.

AZD8931 is a reversible, ATP competitive inhibitor of EGFR, ErbB2 and ErbB3 with IC50 of 4 nM, 3 nM and 4 nM respectively.

CUDC-101 inhibits HDAC, EGFR and HER2 with IC50 of 4.4 nM, 2.4 nM and 15.7 nM, respectively.

Pelitinib irreversiblly inhibits EGFR with IC50 of 38.5 nM.

AST-1306 p-toluenesulfonic acid is an irreversible inhibitor of EGFR and ErbB2 with IC50 of 0.5 nM and 3 nM, also effective in mutation EGFR T790M/L858R, more potent to ErbB2-overexpressing cells, 3000-fold selective for ErbB family than other kinases.

Varlitinib is a selective and potent ErbB1 (EGFR) and ErbB2 (HER2) inhibitor with IC50 of 7 nM and 2 nM, respectively.

TAK-285 is a dual HER2 and EGFR (HER1) inhibitor with IC50 of 17 nM and 23 nM, > 10-fold selectivity for HER1/2 than HER4, less potent to MEK1/5, c-Met, Aurora B, Lck, CSK etc.

AST-1306 is an irreversible inhibitor of EGFR and ErbB2 with IC50 of 0.5 nM and 3 nM, also effective in mutation EGFR T790M/L858R, more potent to ErbB2-overexpressing cells, 3000-fold selective for ErbB family than other kinases.

Tyrphostin is a potent inhibitor of EGFR protein tyrosine kinase.

Canertinib 2HCl, an irreversible quinazoline-based HER family tyrosine kinase inhibitor, inhibits EGFR and ErbB2 with IC50 of 1.5 nM and 9.0 nM respectively. Phase II.

Irbinitinib is a potent and selective HER2 inhibitor with IC50 of 8 nM, equipotent against truncated p95-HER2, 500-fold selective for HER2 versus EGFR.

Afatinib dimaleate is an irreversible inhibitor of EGFR and HER2, the IC50s for EGFR (wt), EGFR (L858R), EGFR (L858R/T790M) and HER2 are 0.5 nM, 0.4 nM, 10 nM and 14 nM respectively.

Poziotinib is an irreversible Pan-HER inhibitor with IC50s of 3/5/23 nM for HER1/HER2/HER4 respectively.