Guardant360® CDx Receives FDA Approval as Companion Diagnostic for Janssen's RYBREVANT™ (amivantamab-vmjw) for Use in Patients with Advanced Non-Small Cell Lung Cancer with EGFR Exon 20 Insertion Mutations

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May 21, 2021

Guardant Health, Inc. (Nasdaq: GH) announces that the U.S. Food and Drug Administration (FDA) has approved the Guardant360® CDx liquid biopsy test as the first and only companion diagnostic for Janssen Biotech, Inc.’s (Janssen’s) RYBREVANT™ (amivantamab-vmjw).