Biogen, Inc. and Eisai Co., Ltd.'s Aduhelm (aducanumab) for Alzheimer's disease is expected to become a mega blockbuster drug, but early obstacles to diagnosis and reimbursement could slow the initial launch. During an investor call on 8 June, Biogen's management forecast modest revenue coming from Aduhelm in 2021, with a broader commercial ramp starting in 2022.
The drug, which received accelerated approval from the US Food and Drug Administration on 7 June, will be available within...







