Semorinemab met only the cognition co-primary endpoint in the Phase II LAURIET trial in mild-to-moderate Alzheimer’s patients and missed all secondary endpoints, but some firsts were achieved in the top-line readout.

The amyloid-targeting drug is years behind Biogen/Eisai’s aducanumab, but its subcutaneous administration and the GRADUATE studies’ design could give Roche’s gantenerumab an advantage.

Interim top-line data from CREAD 1 and 2 indicate crenezeumab is unlikely to meet its primary endpoints and the studies are being stopped, but a clinical study in Colombia in familial Alzheimer’s is set to continue.