Diphenhydramine Quantitation, Serum or Plasma : ARUP Lab Tests

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Diphenhydramine Quantitation, Serum or Plasma : 0091308

Mnemonic: DIPHENHYDR

Methodology:	Gas Chromatography
Performed:	Varies
Reported:	3-6 days
Specimen Required:	Collect: Plain red, gray (sodium fluoride/potassium oxalate), green (sodium heparin), lavender (EDTA), or pink (K₂EDTA). Specimen Preparation: Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.4 mL) Storage/Transport Temperature: Refrigerated. Unacceptable Conditions: Separator tubes. Stability (collection to initiation of testing): Ambient: 2 weeks; Refrigerated: 25 days; Frozen: 18 months

Reference Interval: By report
CPT Code(s):	80299
Cross References:	Benadryl® (Diphenhydramine, Serum or Plasma) , Bendylate (Diphenhydramine, Serum or Plasma), Buspar (Diphenhydramine, Serum or Plasma), Dimenhydrinate (Diphenhydramine, Serum or Plasma), Dramamine® (Diphenhydramine, Serum or Plasma) , Sominex® (Diphenhydramine, Serum or Plasma)

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