Errors occurred in the American Academy of Pediatrics “Clinical Practice Guideline for Screening and Management of High Blood Pressure in Children and Adolescents” (Pediatrics 2017;140(3): e20171904; http://pediatrics.aappublications.org/content/140/3/e20171904). In Table 19, the dosage for Clonidine should have read 2–5 mcg/kg per dose up to 10 mcg/kg per dose given every 6–8 h, and the dosage for Fenoldopam should have read 0.2–0.5 mcg/kg per min up to 0.8 mcg/kg per min. To avoid confusion, the Greek letters “µ” and its capital “M” have been removed and “mcg” (micrograms) is used in all instances in the table. The electronic versions of the article have been corrected.