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Laxative Testing (Senna and Phenolphthalein)

Source Urine 
Mnemonic LAX 
Specimen Requirements 50 mL random urine 
Specimen Handling  
Additional Information Available on urine only 
Testing Location Toxicology 
Testing Frequency  
Alternate Name(s) Senna, Phenolphthalein 
Reference Interval  


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