Counterfeit Alert

Falsified Medical Product Alert N°5/2024

IMFINZI (durvalumab) injection 500mg/10ml: falsified product alert

WHO issued this alert on one falsified batch of IMFINZI reported to WHO in November 2024 from Lebanon, in the regulated supply chain, and from Armenia and Türkiye, in the unregulated supply chain. An update dated 26 August 2025 added India, Pakistan and Uzbekistan. Identification checks include the position of the 2D data matrix and a paler green strength rectangle.1,2

Health risk as statedWHO said these falsified products should be considered unsafe and their use may be life threatening in some circumstances.
Issued
23 December 2024
Issued by
World Health Organization
Name stated on packaging
The annex gives AstraZeneca as the stated manufacturer, and every listed falsified product carries lot BAVX, which is a genuine IMFINZI lot number. AstraZeneca told WHO the products are falsified.
Genuine manufacturer's statement
WHO said AstraZeneca confirmed the products identified in the alert are falsified and found that some vials contained no active pharmaceutical ingredient.
Countries where detected
Lebanon, Armenia, Türkiye, India, Pakistan, Uzbekistan

Batches named in the alert

BAVX printed on all listed falsified products. The annex gives manufacturing date 10-2023 and expiry 09-2026 for one product and 10-2021 and 09-2024 for the products found in Lebanon and Türkiye., WHO said genuine lot BAVX is associated with manufacturing date 10-2021 and expiry 09-2024, and any other date and lot combination should be considered suspicious.

Advice as stated

Do not use the listed products. Obtain medicines only from authorised or licensed suppliers. Report adverse events, lack of effect or suspected falsification to the national regulatory authority or pharmacovigilance centre.

Names printed on falsified products are not evidence that the named company made them. Where WHO or a regulator reports the genuine manufacturer's statement, it is shown.

Sources

  1. World Health Organization, Medical Product Alert N°5/2024: Falsified IMFINZI (durvalumab) injection 500mg/10ml (23 December 2024)
  2. World Health Organization, Medical Product Alert N°5/2024: annex (PDF) (26 August 2025)