Vitamin K (Vitamin K)
Overview of Vitamin K
Vitamin K is a fat soluble substance. Chemically Vitamin K is 2-methyl-1, 4-napthoquinone. It plays an important role in blood clotting, Vitamin K is essential cofactor in the hepatic synthesis of prothrombin and other blood clotting factors. Vitamin K is used in the treatment and prevention of hemorrhages and spontaneous bleeding associated with vitamin K deficiency or caused by some anticoaggulants (e.g coumarin). The dietary requirement of vitamin K is low because the vitamin is additionally synthesized by the bacteria that colonize the human intestine. Two natural forms of vitamin K exist: Vitamin K1, also called as phytonadione is found in many foods especially leafy green vegetables such as cabbage and spinach and also present in liver, cow's milk, egg yolk and some cereals; Viatmin K 2, also known as menaquinone is synthesized by intestinal bacteria.
Indication of Vitamin K
Vitamin K is primarily indicated in conditions like Haemorrhage, Over dosage of anticoagulants, Vitamin deficiency.
Contraindication of Vitamin K
No data regarding the contra indications of Vitamin K is available.
Side Effects of Vitamin K
The severe or irreversible adverse effects of Vitamin K, which give rise to further complications include Bronchospasm, Sweating, Flushing, Hematoma, Chest tightness.,Vitamin K produces potentially life-threatening effects which include Anaphylactic reactions. which are responsible for the discontinuation of Vitamin K therapy.
Precautions of Vitamin K
Vitamin K should be used with caution in patients with any pre-existing blood disorder or allergy. It should be used as directed during pregnancy or lactation.