Brazil nixes Soliris patent, says more could follow

A Brazilian court unanimously ruled Friday to remove patent protection for Soliris eculizumab from Alexion Pharmaceuticals Inc. (NASDAQ:ALXN), opening the door for production of biosimilar versions in the country. In a statement, Brazil’s Attorney General Office said Soliris is only the first of "several other drugs" it plans to challenge in court.

Alexion markets Soliris to treat paroxysmal nocturnal hemoglobinuria in Brazil...