Menadiol

About Menadiol

This belongs to the group of medicines known as vitamins.

Menadiol (vitamin K) is available without prescription as a dietary supplement in several multivitamins and mineral preparations. Injection and oral preparations are only available on prescription.

Menadiol is essential for blood clotting and in aiding the formation of bones. The best natural sources are found in leafy green vegetables, root vegetables, fruit, seeds, cow's milk and yoghurt.

Menadiol is available in tablet, oral liquid and injection form.

Before Taking Menadiol

Before taking menadiol make sure your doctor or pharmacist knows:

• if you are pregnant, trying for a baby or breast-feeding
• if you suffer from glucose-6-phosphate dehydrogenase (G6PD) deficiency
• if you have ever had an allergic reaction to this or any other medicine
• if you are taking any other medicines, including those available to buy without a prescription, herbal and complementary medicines

How to Take Menadiol

• Take your medication exactly as directed by your doctor.
• Always read the manufacturer's information leaflet, if possible, before beginning treatment.
• Never take more than the prescribed dose. If you suspect that you or someone else has taken an overdose of menadiol contact your doctor or go to the accident and emergency department of your local hospital at once. Always take the container with you, if possible, even if empty.
• This medicine is for you. Never give it to others even if their condition appears to be the same as yours.

Getting the most from your treatment

• Before taking any 'over-the-counter' medicines, check with your pharmacist which medicines are safe for you to take alongside menadiol.

Can Menadiol cause problems?

This medicine is unlikely to cause any side effects. If however, you experience any worrying symptoms, which you think may be due to this medicine, ask your doctor or pharmacist for advice.

How to store Menadiol

• Keep all medicines out of the reach of children.
• Store in a cool dry place, away from direct heat and light.
• Never keep out of date or unwanted medicines. Discard them safely out of the reach of children or take them to your local pharmacist who will dispose of them for you.

© EMIS and Cegedim Pharmacy Services Ltd 2005   Updated: 28/08/2002