Is Indium 111 Ibritumomab Tiuxetan Safe in Breastfeeding

I am a breastfeeding mother and i want to know if it is safe to use Indium 111 Ibritumomab Tiuxetan? Is Indium 111 Ibritumomab Tiuxetan safe for nursing mother and child? Does Indium 111 Ibritumomab Tiuxetan extracts into breast milk? Does Indium 111 Ibritumomab Tiuxetan has any long term or short term side effects on infants? Can Indium 111 Ibritumomab Tiuxetan influence milk supply or can Indium 111 Ibritumomab Tiuxetan decrease milk supply in lactating mothers?

Information in this record refers to the use of indium 111 ibritumomab tiuxetan as a diagnostic agent. No information is available on the use of indium 111 ibritumomab tiuxetan during breastfeeding. Because of the long half-life of indium 111 and the potential for serious adverse reactions in nursing infants, the manufacturer recommends not administering the drug in women who wish to continue breastfeeding. If the drug is administered to a nursing mother, breastfeeding should be discontinued. If the drug is given, breastfeeding should be discontinued.