On February 16, 2024, the Food and Drug Administration approved osimertinib (Tagrisso, AstraZeneca Pharmaceuticals LP) with platinum-based chemotherapy for patients with locally advanced or metastatic non-small cell lung cancer (la/mNSCLC) whose tumors have EGFR exon 19 deletions or exon 21 L858R mutations, as detected by an FDA-approved test.