The University of Iowa (UIHC)
Department of Pathology
LABORATORY SERVICES HANDBOOK

Caffeine
Order Code: CAFF
Order Form: A-1a Therapeutic Drug Analysis or IPR Req 		  Commercial "Mail-out" Laboratory
6240 RCP
356-3527 
Specimen
 
Serum
Collection Medium:
Red top tube 


Alternate
Collection Media:


Green top tube (Na Heparin), Lavender top tube (EDTA)


Minimum:


Adult minimum: 0.5 mL serum
Pediatric minimum: 0.3 mL serum (neonates/infants)


Analytic Time:


2 working days (upon receipt)


Reference Range:


Therapeutic Range:
  6-20 ug/mL (neonates)
Toxic: > 40 mcg/mL


Comments:


Used in the treatment of apnea of prematurity.


Methodology:


Immunoassay


CPT Code:


80299


 


See Additional Information:
Critical Laboratory Values




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Updated: 05/14/2007

Note: The information contained in this handbook is  
            for use by personnel of University of Iowa Health Care. 
            No other use is implied or intended.