Bilirubin
Alternate Names : Conjugated Bilirubin, Direct Bilirubin, Indirect Bilirubin, Total Bilirubin, Unconjugated Bilirubin
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How to Prepare for the Test?
Fast for at least 4 hours before the test. Your health care provider may instruct you to discontinue drugs that affect the test.
Drugs that can increase bilirubin measurements include allopurinol, anabolic steroids, some antibiotics, antimalarials, azathioprine, chlorpropamide, cholinergics, codeine, diuretics, epinephrine, meperidine, methotrexate, methyldopa, MAO inhibitors, morphine, nicotinic acid, oral contraceptives, phenothiazines, quinidine, rifampin, salicylates, steroids, sulfonamides, and theophylline.
Drugs that can decrease bilirubin measurements include barbiturates, caffeine, penicillin, and high-dose salicylates.
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