July 10, 2025 06:34 AM EDT
R&D

Ul­tragenyx, Mereo’s bone dis­ease drug fails sec­ond in­ter­im analy­sis, stocks plum­met

Elizabeth Cairns

Senior biopharma journalist

Ul­tragenyx Phar­ma­ceu­ti­cal and Mereo Bio­Phar­ma’s an­ti­body for a rare bone dis­ease failed a sec­ond in­ter­im analy­sis in its piv­otal tri­al, the com­pa­nies

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