The invention relates to a
vitamin K1
fat emulsion injection. Particularly, the
emulsion composition comprises a
vitamin K1,
soybean oil,
phospholipid, glycerin and water. The composition is preparedby processes of preparation of a aqueous phase, preparation of an
oil phase, preparation of a coarse
emulsion, high-pressure emulsification,
hot press sterilization and the like. The invention furtherrelates to a method for preparing the
emulsion composition and pharmaceutical application of the emulsion composition. The emulsion injection is used for insufficiency of the
vitamin K or coagulationdisorder diseases caused by dyssynthesis of coagulation factors II, VII, IX and X, which are generated due to pharmacological intervention interfering the activity of the
vitamin K. The emulsion composition disclosed by the invention shows one or various technical effects as shown in the specification. For example, the composition can be used according to a
dose of 10mg each time, 1 to 2 times per day and a
total dose of 40mg at most in 24 hours, and an administration dosage and frequency are regulated according to
prothrombin time response or clinical symptoms; the using mode is intravenousadministration, infusion can directly adopt intravenous injection without
dilution, or the
vitamin K1
fat emulsion injection is subjected to intravenous dripping after being diluted with 5%
glucose injection.