Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Absolute dose (in milligrams) administered vs. age (in years). The left-hand plot shows initial dosing prior to therapeutic drug monitoring (TDM) sampling and the right-hand plot shows doses administered after at least one TDM sample. Grey circles represent suspension doses and black filled points represent tablets
