You are the pediatric nurse practitioner seeing a 4 month old infant, Jane Doe (DOB 5/1/20) for a well child visit. The infant weight 5.9kg. The infant is exclusively breast fed. Write prescriptions for Vitamin D and Iron supplement.
First, watch this video about key information needed in a prescription. He is a little long winded so it is a 10 minute video.
Next, refer to your drug references (Pediatric & Neonatal Dosage Handbook or IBM Micromedex Pediatrics App) to review dosing recommendations.