Perrigo bought Elan eight months after the company had sold the Tysabri intellectual property.

Over-the-counter drug specialist Perrigo has once again hit out at the Revenue decision to pursue it for €1.64 billion in back taxes. Speaking to ana(...)

Perrigo is reported to be considering shelving expansion plans in Ireland after tax authorities slapped the company with a €1.6bn demand. Photograph: Adam Bird/Bloomberg

Drugmaker Perrigo is considering shelving expansion plans in Ireland after tax authorities slapped the company with a €1.6 billion demand, a person fa(...)