Approved for 1 INDICATIONS AND USAGE Gefitinib tablets are indicated for the first-line treatment of patients with metastatic non-small cell lung cancer (NSCLC) whose tumors have epidermal growth factor receptor (EGFR) exon 19 deletions or exon 21 (L858R) substitution mutations as detected by an FDA-approved test [ see Clinical Studies (14) ]. Limitation of Use: Safety and efficacy of gefitinib…
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