Children's Mercy Hospitals and Clinics
Name
Caffeine

CMH Lab Section
Toxicology/TDM

Specimen Requirements
1 ml of blood in a red or green top tube, no gel

Availability
Stat, Urgent, Routine

Turn Around Time
Stat: 2 hrs Routine: 8 hrs

Special Instructions
Drawing instructions Peak: Oral - 1 hour post

Methodology
EIA

Ranges
Therapeutic: 5-20 mcg/mL
Toxic: >50 mcg/mL

Copyright © 1996-2014 The Children's Mercy Hospital