Proper Use

Drug information provided by: Micromedex

Take this medicine only as directed by your doctor. Do not take more or less of it, do not take it more often, and do not take it for a longer time than your doctor ordered. To do so may cause serious unwanted effects, such as blood clotting problems.

Dosing

The dose medicines in this class will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of these medicines. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

For menadiol

  • For oral dosage form (tablets):
    • For problems with blood clotting or increased bleeding, or for dietary supplementation:
      • Adults and children—The usual dose is 5 to 10 milligrams (mg) a day.
  • For injection dosage form:
    • For problems with blood clotting or increased bleeding, or for dietary supplementation:
      • Adults and teenagers—The usual dose is 5 to 15 mg, injected into a muscle or under the skin, one or two times a day.
      • Children—The usual dose is 5 to 10 mg, injected into a muscle or under the skin, one or two times a day.

For phytonadione

  • For oral dosage form (tablets):
    • For problems with blood clotting or increased bleeding:
      • Adults and teenagers—The usual dose is 2.5 to 25 milligrams (mg), rarely up to 50 mg. The dose may be repeated, if needed.
      • Children—Use is not recommended.
  • For injection dosage form:
    • For problems with blood clotting or increased bleeding:
      • Adults and teenagers—The usual dose is 2.5 to 25 mg, rarely up to 50 mg, injected under the skin. The dose may be repeated, if needed.
    • For prevention of bleeding in newborns:
      • The usual dose is 0.5 to 1 mg, injected into a muscle or under the skin, right after delivery. The dose may be repeated after six to eight hours, if needed.

Missed Dose

If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.

Tell your doctor about any doses you miss.

Storage

Keep out of the reach of children.

Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

Do not keep outdated medicine or medicine no longer needed.