Proper Use

Drug information provided by: Merative, Micromedex®

Take this medicine exactly as directed by your doctor. Do not take it more often, and do not take it for a longer time than your doctor ordered. When your supply of this medicine is running low, contact your doctor or pharmacist ahead of time. Do not allow yourself to run out of this medicine. Also, do not stop taking this medicine without checking with your doctor first.

Read and follow carefully the patient information leaflet before starting entecavir treatment and each time you refill. Ask your doctor or pharmacist if you have any questions.

Take this medicine on an empty stomach (at least 2 hours after a meal and 2 hours before the next meal).

Measure the oral liquid correctly using the marked measuring spoon that comes with the package. Rinse the dosing spoon with water after each use.

Dosing

The dose of this medicine 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 this medicine. 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 oral dosage forms (solution or tablets):
    • For chronic hepatitis B infection:
      • Adults and children 16 years of age and older—0.5 to 1 milligram (mg) or 10 to 20 milliliters (mL) once per day.
      • Children 2 years of age and older weighing more than 30 kilograms (kg)—0.5 to 1 milligram (mg) or 10 to 20 milliliters (mL) once per day.
      • Children 2 years of age and older weighing 10 to 30 kg—dose is determined by body weight, usually between 3 to 20 milliliters (mL) once a day.
      • Children younger than 2 years of age—Use and dose must be determined by your doctor.

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.

Storage

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

Keep out of the reach of children.

Do not keep outdated medicine or medicine no longer needed.

Ask your healthcare professional how you should dispose of any medicine you do not use.

Portions of this document last updated: Feb. 01, 2024

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