Proper Use

Drug information provided by: Micromedex

Take this medicine exactly as directed by your doctor. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. Also, do not stop taking this medicine without checking first with your doctor.

This medicine will come with a Medication Guide. Read and follow these instructions carefully. Ask your doctor if you have any questions.

It is important to take abacavir together with other HIV medicines. Take all of the medicines your doctor prescribed at the right time of day. These medicines work best when there is a constant amount in the blood. To help keep the amount constant, do not miss any doses. If you need help with planning the best times to take your medicines, check with your doctor.

When your supply of this medicine runs low, get more from your pharmacy or from your doctor. The amount of virus in your blood may increase if the medicine is stopped, even for a short time. The virus may develop resistance to this medicine and be harder to treat.

You may take this medicine with or without food.

Measure the oral liquid with a marked measuring spoon, oral syringe, or medicine cup.


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 HIV infection:
      • Adults—300 milligrams (mg) two times per day or 600 mg once per day.
      • Children 3 months of age and older—Dose is based on body weight and must be determined by your child's doctor. The dose is usually 8 milligrams (mg) per kilogram (kg) of body weight two times per day, or 16 mg per kg of body weight once a day. Your doctor may increase your dose as needed. However, the dose is usually not more than 600 mg per day.
      • Children weighing 14 kilograms (kg) or more who can take tablets—Dose is based on body weight and must be determined by your child's doctor. The dose is usually 300 to 600 mg per day, taken as a single dose once a day or in divided doses two times a day.
      • Children younger than 3 months of age—Use and dose must be determined by your child's 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.


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.

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

You may also store the oral liquid in the refrigerator, but do not freeze it.