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Test Directory - Paracetamol

Synonyms

Acetaminophen, N-Acetyl para-amino phenol

Clinical Indications

Suspected Overdose. Paracetamol is the single most important substance involved in childhood and adult poisonings in the UK.

Request Form

Combined Pathology Blood form (Yellow/Black)

Availability

On request

Specific Criteria

Sample must be taken 4 hours or more after ingestion. Levels taken before 4 hours cannot be reliably interpreted because of the possibility of continuing absorption and distribution of the drug.

Turnaround Time

2 hours

Specimen

Serum

Volume

2 ml

Container

Yellow top (SST) tube

Lab. Handling

Original sample and an aliquot of sample should be stored frozen (in the toxicology box).

Causes for Rejection

Sample taken less than 4 hours after overdose.

Reference Range

See treatment chart

Overdose

An information sheet is available from the National Poisons Service.

        

 

Last edited 07/08/08