The urinary excretion and tissue retention of cyanocobalamin by subjects given repeated parenteral doses

AUTOR(ES)
RESUMO

The urinary excretion of injected cyanocobalamin was studied in 30 previously untreated vitamin B12-deficient patients by measuring the urinary radioactivity after repeated injections of 58Co vitamin B12. The dose range used was 54 to 30,000 μg., each patient receiving the same dose at each injection.

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