Takeda is buying Adderall maker Shire for $64 billion in pharma's biggest deal of the year

Reuters

• Takeda has reached a deal to buy Adderall drugmaker Shire for $64.3 billion. 
• The deal comes after a handful of rejections from Shire and a short-lived potential for a bidding war between Takeda and Botox-maker Allergan. 
• A transaction between Shire and Takeda is the largest pharma deal of the year. 

Takeda has reached a preliminary agreement to buy Adderall drugmaker Shire for $64 billion in the largest pharma deal of the year. 

The...