University of North Carolina, Chapel Hill
The purpose of this study is to measure the level of medicines found in body fluids such as blood, urine, spinal fluid of children.
There is a lack of safety, pharmacokinetic and efficacy data of therapeutic agents in children and infants. Samples used for measurement will be from scavenged samples. i.e. any extra blood/body fluid samples from a test done as part of the standard of care.
Inclusion Criteria: * Children less than 8 years of age * Receiving a therapeutic agent at a dose or for an indication not currently included on the FDA label as part of standard of care Exclusion Criteria: * Lack of consent