This medication is used to treat a chronic viral infection of the liver (hepatitis B). It works by slowing the growth of the virus, helping to lower the amount of virus in your body. It is not a cure for hepatitis B and does not prevent the passing of hepatitis B to others.This medication is a nucleotide analog.
How to use Adefovir DIPIVOXIL
Use this medication regularly to the get the most benefit from it. To help you remember, take it at the same time each day. Do not increase or decrease your dose or stop taking this medication unless directed to do so by your doctor or pharmacist. Refill your medication before it runs out.
Treatment with adefovir alone is not appropriate for patients infected with both hepatitis B and HIV. An HIV test is recommended both before and during treatment to ensure you receive appropriate treatment. Consult your doctor or pharmacist for more information.
Worsening of your condition, decreased response to treatment, or infection by resistant strains of the virus may occur during or after treatment. Tell your doctor right away of any new symptoms that occur during or after treatment.
See also Warning section.
Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if you have any serious side effects, including: signs of kidney problems (such as change in the amount of urine).
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Severe worsening of hepatitis (rarely including death) has occurred when treatment with adefovir dipivoxil is stopped. When you are instructed to stop taking this medication, your doctor will monitor you closely for signs of worsening hepatitis. If you are instructed to stop taking this medication, be sure to keep all doctor and lab appointments after you stop taking this drug.
Rarely, severe (sometimes fatal) liver and blood acid-base balance problems (lactic acidosis) have occurred in patients (especially if overweight) while using similar types of medication (nucleoside analogs such as didanosine or stavudine). Tell your doctor right away if you have unusual weakness/tiredness, dark urine, yellowing eyes/skin, stomach/abdominal pain, drowsiness, muscle aches/weakness, fast/difficult breathing, or fast/irregular heartbeat.
If you get or have HIV infection that is not being treated with medication, adefovir dipivoxil may cause your HIV infection to become untreatable with the usual HIV drugs (development of HIV resistance). Talk to your doctor or pharmacist for more details.
Before taking adefovir, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.
It is unknown if this medication passes into breast milk. Consult your doctor before breast-feeding.
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.
A product that may interact with this drug is: cidofovir.
If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center.
Do not share this medication with others.
To avoid spreading hepatitis B to others, practice "safer sex" and always use an effective barrier method (such as latex condoms/dental dams) during sexual activity. Do not share needles. Talk to your doctor or pharmacist for more details.
Lab and/or medical tests (such as kidney/liver function, HIV tests) may be done while you are taking this medication. Keep all lab and medical appointments during and for several months after treatment. Consult your doctor for more details.
If you miss a dose, use it as soon as you remember that day. If it is near the time of the next dose, skip the missed dose. Take your next dose at the regular time. Do not double the dose to catch up.
Store in the original container at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.
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CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.