597466 Disclosed is an anti-EGFR antibody or an antigen-binding fragment thereof, comprising the heavy chain CDR1, CDR2, and CDR2 amino acid sequences in SEQ ID NO: 50 and the light chain CDR1, CDR2, and CDR2 amino acid sequences in SEQ ID NO: 82 wherein SEQ ID NO: 50 is: RAEVQLVESGGGLVKPGESLKLSCAASGFAFSYSDMSWVRQTPEKRLEWVAYMSSAGDVTFYSDTVKGRFTISRDNAKNTLYLQVSSLKSEDTAIYYCVRHRDVAMDYWGQGTSVTVS and SEQ ID NO: 82 is: LADVVMTQTPLSLPVSLGDQASISCRSSQSLVHSNGNTYLHWYLQKPGQSPKLLIYKVSNRFSGVPDRFSGSGSGTDFTLKISRVEAEDLGVYFCSQSTHVPTFGGGTKLEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC.