Antistoffer mod parathyreoideahormon I et stort Fase III studie blev der fundet antistoffer mod parathyreoideahormon hos 3% af de kvinder, der blev behandlet med Preotact til sammenligning med 0, 2% kvinder behandlet med placebo.
Antibodies to parathyroid hormone In a large phase III clinical study, antibodies to parathyroid hormone were detected in 3% of women receiving Preotact compared to 0.2% of women receiving placebo.