hypoprothrombinemic alterations in blood coagulation parameters following a single administration of antibiotic to vitamin k-deficient rats were somewhat delayed compared with the change in the epoxide reductase activity , but the effects of the antibiotic on both blood coagulation parameters and the enzyme activity disappeared completely 7 days after the antibiotic treatment .
C0020640
hypoprothrombinemic
C0042878
vitamin k