Perrigo Co. Plc engages in the production of over-the-counter consumer goods and specialty pharmaceutical products. It operates through the following segments: Consumer Healthcare (CHC), Branded Consumer Healthcare (BCH), Prescription Pharmaceuticals, and Specialty Sciences. The CHC segment includes the company's former segments, which are the Nutritionals and Israel Pharmaceuticals and Diagnostics business. The BCH segment consists of the Omega business. The Prescription Pharmaceuticals includes the Rx Pharmaceuticals business. The Specialty Sciences segment comprises of the assets, which focuses on the treatment of multiple sclerosis. The company was founded by Luther Perrigo in 1887 and is headquartered in Dublin, Ireland.