Porphyrins; urine
Alternative names:
uroporphyrin
What the risks are:
There are no risks.
Special considerations:
Drugs that can affect test measurements include aminosalicylic acid, barbiturates, chloral hydrate, chlorpropamide, ethyl alcohol, griseofulvin, morphine, oral contraceptives, phenazopyridine, procaine, and sulfonamides.
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