<strong><strong>Dr</strong>ug</strong>-<strong>Analyte</strong> <strong>Interference</strong> (<strong>Ass</strong>.<strong>Prof</strong>.<strong>Dr</strong>.<strong>Mohammed</strong> A. <strong>Taher</strong>) Sodium,serum. Stool culture. Testosterone. Thyroid-stimulating hormone(TSH),neonatal. Thyroid-stimulating immunoglobulin,serum. Thyroid-binding globulin(TBG),serum. Tolbutamide tolerance test. Triglyceride,serum. Triiodothyronine resin uptake (T3RU). Triiodothyroxine(T3),seru m. Tuberculin skin-test. Tubular reabsorbed . Phosphate,plasma and urine. Urea clearance. Uric acid,serum. Uric acid,serum. Urine concentration and bicarbonate,thiazide,and steroids. Diuretics,lithium,chlorpropamide,vasopressin,conrticoster oids,methyldopa,hydralazine,and reserpine. Antibiotics. Exogenous estrogens or androgens. Corticosteroids,T3,T4,lithium carbonate,potassium iodide,topical resorcinol,and TSH injection. Radio active iodine. Oral contraceptives,phenothiazines,androgens,prednisone, phenytoin,and salicylates. Salicylates,chloramphenicol,phenylbutazone,monoamine oxidase inhibitors,and sulfonamides. Alcohol,antilipemics,cholestyramine,colestiprol,corticoster oids,oral contraceptives,estrogens,ethyl alcohol,furosamide,micronazoles,clofibrate, dextroythyroxine,heparin,sulfonylurease,norethindrones, androgens,ascorbic acid,gemfibrazil,niacin,and probucol. Phenylbutazone,phenytoin,aspirin,anabolic steroids,anticoagulants(heparin),thyroxine,T3,oral contraceptives. Steroids,clofibrate,and propranolol. Corticosteroids,and immunosuppressants. Amphotericin B,and chlorothiazide. furosamide, and gentamycin. Caffeine,epinephrine,antidiuretic hormone,corticosteroids,amphotericin B,thiazide and streptomycin. Loop diuretics,ethambutol,vincridtine,pyrazinamide,thiazide,sali cylates.acetaminophen,ascorbic acid,levodpoa,phenacetin,aspirin,cinchophen,adrenocortic otrophic hormone(ACTH),and phenothiazines. Benzthiazide,furosamide,ethacrynic acid,pyrazinamide,salicylates,phenylbutazone,probencid, and allopurinol. Diuretics, and nephrotoxic drugs.
<strong><strong>Dr</strong>ug</strong>-<strong>Analyte</strong> <strong>Interference</strong> (<strong>Ass</strong>.<strong>Prof</strong>.<strong>Dr</strong>.<strong>Mohammed</strong> A. <strong>Taher</strong>) dilution tests. Uroblinogen,fecal. Urobilinogen,urine. Vanillylmandelic acid,urine. Vitamin A,serum. Vitamin D3,serum. White blood cell (WBC) count. Zinc,serum. Broad spectrum antibiotics,sulfonamides,and salicylates. Para-aminosalicylic acid,phenazopyridine,procaine,mandelate,phenothiazines, sulfonamides,acetazolamide and sodium bicarbonate. Epeniphrine,norepinephrine,lithium carbonate,methocarbamol,chlorpromazine,huanethidine,r eserpine,mono-amine oxidase inhibitors,clonidine,levodopa,and salicylates. Mineral oil, and oral contraceptives. Anticonvulsants,and corticosteroids. Antineoplastic agents,anti-infective,such as metronidazole,flucytosine,anticonvulsants,such as phenytoin derivatives,thyroid hormone antagonists,and non-steroidal anti-inflammatories,such as indomethacin. Zinc-chelating agents such as penicillin and corticosteroids.