Proposed $400bn tie-up with Bristol Myers Squibb would create world’s fourth-largest drugmaker but analysts question rationale More than £17bn was wiped off the value of Britain’s biggest drugmaker, AstraZeneca, on Monday after a report that it was in discussions to take over its US rival Bristol...
Source: [Guardian World](https://www.theguardian.com/business/2026/aug/03/astrazeneca-talks-bristol-myers-squibb-merger-pharmaceuticals)