Ladies, who have already become mothers, maybe someone has encountered…

Ladies, who have already become mothers, maybe someone has encountered, a son of 3 months old, blood was taken, they said hemoglobin is low at 112, as we are fully on IV, so the doctor said there are puree that from 3 months old, we don't have such in the city, or I just can't find it, maybe someone had this experience, what did you do?