AstraZeneca PLC’s market-leading position in advanced non-small cell lung cancer market with Tagrisso is looking a little more assured following the early release of all late-breaking abstracts from this weekend’s European Society for Medical Oncology meeting in Madrid.
ESMO 23: MARIPOSA Data Blunt J&J’s Rybrevant Threat To Tagrisso
Decidedly mixed data from the MARIPOSA study released early from the ESMO meeting suggest that Johnson & Johnson’s Rybrevant poses less of a threat to AstraZeneca’s best-selling drug, Tagrisso, than had been mooted. More data on safety and overall survival should prove telling.

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A decision from the FDA is due by 28 September.