Which 2019 pharmaceutical merger created one of the world's largest specialty drug companies with a combined portfolio focusing on oncology, immunology, and rare diseases?

The pharmaceutical industry has witnessed significant consolidation through high-profile mergers and acquisitions. These strategic moves have reshaped the competitive landscape, combined research pipelines, and created pharmaceutical powerhouses with broader therapeutic portfolios. Test your knowledge about one of the largest pharmaceutical mergers in recent history that dramatically impacted the development and distribution of medical treatments worldwide.

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Bristol-Myers Squibb's acquisition of Celgene ($74 billion)
AbbVie's acquisition of Allergan ($63 billion)
Takeda's acquisition of Shire ($62 billion)
Pfizer's merger with Mylan to form Viatris ($12 billion)