Chiesi Wins FDA Approval for First Drug to Treat Ultra-Rare Enzyme Deficiency
A Chiesi Farmaceutici drug for a rare enzyme deficiency is now approved by the FDA, making it the first U.S. treatment for a disorder that leads to a range of cognitive and muscle problems.
The regulatory decision announced late Thursday covers the treatment of children and adults who have alpha-mannosidosis (AM), a disease caused by a genetic mutation that leads to defective or inactive forms of an enzyme called alpha-D-mannosidase. Chiesi’s drug, velmanase alfa, is an engineered version of that enzyme. The privately held Italian company will market its new FDA-approved drug as Lamzede, the same name for the product in Europe,…