No effects on thymus, spleen, lymph nodes or bone marrow; dedicated immunotoxicity studies not performed
“The risk of immunotoxicity has been evaluated based on results from the standard toxicity studies. No obvious signs in related organs have been detected in response to odevixibat treatment (e.g. changes in thymus, spleen, lymph nodes, bone marrow).”
Embryofetal toxicity: cardiovascular malformations in rabbit fetuses without a NOAEL
“The malformations occurred in the heart and great vessels in rabbit fetuses and were observed at maternal plasma exposures (AUC) that were approximately 2.1 times the human exposure at the maximum recommended dose of 120 mcg/kg.”