Is Phenprocoumonum [INN-Latin] Safe in Breastfeeding

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

Phenprocoumonum [INN-Latin] is not approved for sale by the U.S. Food and Drug Administration (FDA). Limited information indicates that anticoagulant maternal doses of Phenprocoumonum [INN-Latin] produce low levels in milk. Until more data are available, shorter-acting anticoagulants are preferred, especially if the infant is younger than 2 months.