https://www.selleckchem.com/pr....oducts/merbarone.htm
An 8-month-old child under tuberculosis treatment presented with multiple ecchymotic lesions. A severe coagulopathy was evidenced compatible with vitamin K deficiency [II (3%), VII (2%), IX (3%) and X (1%)]. It was reversed with vitamin K and plasma administration. Rifampicin-induced vitamin K deficiency is very rare, reported only once before, possibly related to an inhibition of vitamin K cycle.Background Human coronaviruses (HCoVs) have been recognized as causative agents of respiratory tract infections.Our aim was to describe HCoV