MYSTIC Misses: Devastation For AstraZeneca As Imfinzi Fails PFS Endpoint In NSCLC

Topline Phase III data for AstraZeneca's PD-L1 inhibitor Imfinzi in NSCLC have overshadowed the group's second quarter earnings – but not in a good way. Positive Tagrisso data from the Phase III FLAURA trial reported at the same time were not enough to stem the stock bleed.

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AstraZeneca's Imfinzi misses PFS target in MYSTIC trial • Source: Shutterstock

AstraZeneca PLC's PD-L1 inhibitor, Imfinzi (durvalumab), a drug expected to act as the big pharma's backbone drug across its cancer immunotherapy portfolio, has failed to meet primary progression free survival (PFS) endpoints in the Phase III MYSTIC trial in non-small cell lung cancer.

In the Phase III study Imfinzi, a program death-ligand 1 inhibitor, in combination with tremelimumab failed to improve PFS compared to platinum-based standard of care chemotherapy in previously-untreated patients with

2Q Numbers At A Glance
  • Total revenue: $5.1bn
  • Core EPS: $0.87
  • Tagrisso sales: $232m
  • Imfinzi sales (launched in May 2017): $1m
  • Oncology sales: $993m
  • Respiratory sales: $1.1bn
  • Cardiovascular and metabolic sales: $1

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