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The Name of the Generic: Abacavir

Name of Brands: Ziagen

Format for Dosage: Tablet, Oral Solution

Drug classification: Antiretroviral Agent, Nucleoside Reverse Transcriptase Inhibitor (NRTI)

What is Abacavir?

Abacavir is an antiretroviral drug employed in treating HIV (Human Immunodeficiency Virus) disease. It is part of the category of medications called nucleoside reverse transcriptase inhibitors (NRTIs) and assists in limiting the growth of HIV in the body.


  • The possibility of fatal hypersensitivity reactions has been reported using Abacavir. Conducting a genetic test before beginning treatment is suggested to detect those at risk of this type of reaction.
  • Abacavir is not recommended to be reintroduced in the event of a hypersensitivity reaction because it could trigger an emergency response.

Before Taking this Medication:

Before you begin abacavir treatment, tell your physician about any medical issues that you suffer from, such as kidney disease, liver disease, or any prior history of drug allergy.

How to Take Abacavir?

  • Abacavir is typically administered orally twice a day, whether or not food is included, according to your physician's prescription.
  • Be sure to follow your physician's recommendations concerning dosage and timetable.
  • To administer the solution orally, use the dosing syringe to measure precisely how much.

More dosage information: The dose of Abacavir can be adjusted based on your body weight, your medical conditions, and any other medication you're taking. The doctor who prescribes you the correct dose for you.

What happens if I Don't Take a Dose? If you miss a dose, take it when you can remember. But if you're just before the date for the next dose, don't take the missed dose and follow the regular dosing schedule.

What happens when I overdose?

If you suspect that you have overdosed, get medical help immediately. Some of the symptoms associated with an overdose include vomiting, nausea, dizziness, and difficulty getting to sleep.

What Should be Avoided?

  • Stop using Abacavir without consulting your doctor, as it can increase the efficacy of HIV treatment.
  • Please do not drink alcohol when taking Abacavir, as it could increase the risk of adverse side effects.

The Side Effects Abacavir:

 Mild Side Effects

Commonly, moderate side effects could be:

  • Nausea
  • Fatigue
  • Headache
  • Diarrhea

Negative Effects:

Serious adverse effects could be a result of:

  • Hypersensitivity reaction (fever, itching, rash, nausea, vomiting, abdominal pain)
  • Lactic acidosis (unusual muscular pain, difficulty breathing, or stomach discomfort)
  • Liver problems (jaundice, dark urine, abdominal pain)

Interaction with Other Drugs:

Inform your physician of all your medications, such as over-the-counter and herbal supplements. Abacavir is a drug that interacts with other medicines that impact the kidneys and liver.



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