Answer
Nonacog beta pegol (Refixia) should be used during breastfeeding only if clearly indicated, because experience with factor IX use during breastfeeding is not available.
Sources for this answer
- Refixia 500 IU powder and solvent for solution for injectionNovo Nordisk Limited · emc · SmPC §4.6 Fertility, pregnancy and lactation · Version 4Document updated
Sources checked