Why is this medication prescribed?  

Phytonadione (vitamin K) is used to prevent bleeding in people with blood clotting problems or too little vitamin K in the body. Phytonadione is in a class of medications called vitamins. It works by providing vitamin K that is needed for blood to clot normally in the body.

How should this medicine be used?  

Phytonadione comes as a tablet to take by mouth. It should be taken as directed by your doctor. Your doctor may sometimes prescribe another medication (bile salts) to take with phytonadione. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Do not stop taking phytonadione without talking to your doctor. Take phytonadione exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.

Other uses for this medicine  

This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.

• unusual bruising or bleeding

What storage conditions are needed for this medicine?  

Keep this medication in the container it came in, tightly closed, and out of reach of children. You should always protect phytonadione from light. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.

What other information should I know?  

Keep all appointments with your doctor and the laboratory. Your doctor will order certain lab tests to check your response to phytonadione.

Do not let anyone else take your medication. Ask your pharmacist any questions you have about refilling your prescription.

Brand names  

Other names