I am breast feeding and using formula for my 1 week old baby, do i still need to give her the vitamin k daily drop?

Vit D recommended: I think you may be referring to Vit D supplementation rather than K. This is a recommendation from the AAP and they do recommend that partially breast fed infants also receive Vitamin D. "The AAP recommends that all infants and children, including adolescents, have a minimum daily intake of 400 IU of vitamin D beginning soon after birth. Exclusively and partially breastfed babies should also ..;