AstraZeneca potassium drug finally approved, threatening Vifor
May 21, 2018 at 06:36 AM EDT
LONDON, May 21 (Reuters) - The decision by U.S. regulators to finally approve AstraZeneca's much-delayed excess potassium drug Lokelma gives the group another new medicine launch, boosting its portfolio as it strives to offset declining sales of older products.