Mouse and rabbit EFD (SC and IV): no adverse effects without maternal toxicity at up to 22- and 91-fold MRHD exposure
“In animal reproduction studies, narsoplimab-wuug was administered subcutaneously and intravenously twice weekly to pregnant mice and rabbits during organogenesis at dose exposures up to 22 and 91-fold, respectively, the human exposure at the maximum recommended human dose (MRHD) based on area under the concentration-time curve (AUC).”
CV and respiratory endpoints in monkeys, CNS in mice; no effects
“Cardiovascular and respiratory safety pharmacology assessments in monkeys and a CNS safety pharmacology assessment in mice showed no OMS721-related effects.”