Mainly applicable to vitamin K deficiency caused by
Coagulopathy. Such as intestinal malabsorption caused
by vitamin K deficiency. 

Long-term use of antibiotics can lead to lack of Vitamin K in the body,
Broad-spectrum antibiotics or intestinal sterile drugs Can be a long-term
Use of antibiotics can lead to a variety of reasons caused by obstructive jaundice,
Chronic ulcerative colitis, chronic pancreatitis and Extensive intestinal resection
after intestinal absorption Kill or inhibit the Normal intestinal bacteria within the
Bacteria, resulting in intestinal Bacteria synthesis of bacteria to reduce.