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ID:114 Phenolphthalein Test (Laxative screen)
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DescriptionThis test is no longer routinely available. Please contact the Duty Biochemist for further discussion if required Diarrhoea, abdominal pain, hypokalaemia and excessive weight loss may be due to laxative abuse.
IndicationSuspicion of abuse of laxatives.
Additional Info
Concurrent Testsna
Dietary Requirementsna


Ref. Range (Male)
Ref. Range (Female)
Ref. Range (Paed)
Ref. Range Notes
Units - Not Defined -

IP Acute TAT7 days
IP Routine TAT7 days
GP Acute TAT7 days
GP Routine TAT7 days
Turnround CommentNA
Originally edited by : JHB. Last edited on 23/11/2018 16:49:20. Published By on 23/11/2017 16:49:20.