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Prescription Drugs

Efavirenz

(Generic alternative to Sustiva)

Prescription Required
Manufacturer:
Formulation:
Not Made By Brand Company
Capsule
Product Size
Dosage
Quantity
Price (USD)
Efavirenz
200mg
90 Capsule
$113.70
Efavirenz
600mg
30 Capsule
$162.00
Efavirenz
600mg
90 Capsule
$465.00
  • ABOUT
  • WARNINGS
  • DIRECTIONS

What is Sustiva/Efavirenz used for?

Sustiva is an antiviral medicine that prevents human immunodeficiency cells (HIV) from multiplying in the body.  Sustiva is used to treat HIV which causes acquired immunodeficiency syndrome (AIDS). Sustiva is not a cure for HIV or AIDS.

How should Sustiva/Efavirenz be stored?

Sustiva should be stored at room temperature away from heat and moisture.

General drug information:

General Medication Information

When should Sustiva/Efavirenz not be taken?

Sustiva should not be taken if it is your only medication for HIV/AIDS.  Do not use Sustiva without telling your doctor if you are pregnant.  This could harm an unborn baby.  Do not take Sustiva with cisapride, pimozide, midazolam, triazolam, or ergot medicines like dihydroergotamine, ergonovine, ergotamine, or methylergonovine.  Do not use Sustiva if you are pregnant or nursing.  The medicine is harmful to children and may be passed on to a nursing baby through breast milk.

What precautions should I follow when taking Sustiva/Efavirenz?

Do not use Sustiva if you are allergic to efavirenz.  Inform your doctor about all of the prescription and non-prescription drugs that you use.   Before using Sustiva, tell your doctor if you have liver disease (including Hepatitis B or C), high cholesterol, or if you have taken delavirdine(Rescriptor) or nevirapine(Viramune) and they were not effective in treating you.   Inform your doctor if you are pregnant before using Sustiva, or nursing a baby.  Be careful when driving or doing anything that requires you to be awake and alert.  Sustiva can cause side effects that may impair your thinking or reactions.  Avoid consuming alcohol when taking Sustiva.  It can increase the side effects of Sustiva.  Cold or allergy medication, sedatives, narcotic pain medicine, sleeping pills and muscle relaxants, and medicine for seizures can increase the sleepiness caused by Sustiva.  Tell your doctor if you regularily use these medicines.

What special warning(s) should I be aware of when taking Sustiva/Efavirenz?

Always use two forms of birth control including a barrier form. Sustiva will not prevent you from passing HIV on to other people.  Consult your doctor about safe methods of preventing HIV transmission during sex.  If you miss a dose of Sustiva, take the missed dose when you remember.  If it is almost time for your next dose, skip the missed dose and continue with your regular dosing schedule.  Do not take more than one dose of Sustiva at one time.  If you think you have overdosed, seek immediate medical attention.  Overdose can cause confusion, lack of balance or coordination, severe mood changes, or thoughts of suicide.

What are the side effects of Sustiva/Efavirenz?

Call your doctor if you have any of these serious side effects: Fever, sore throat, headache with a severe blistering and peeling skin rash, nausea, stomach pain, loss of appetite, dark urine, clay-colored stools, jaundice, fever, chills, body aches, flu-like symptoms, or any new signs of infection.

Less serious side effects include: mild nausea, vomiting, stomach pain, diarrhea, constipation, cough, blurred vision, headache, dizziness, fatigue, trouble concentrating, loss of balance or coordination, muscle or joint pain, sleep problems, unusual dreams, or changes in shape or location of body fat.

Get medical help if you have any of these signs of an allergic reaction: Hives, difficulty breathing, swelling of the face, lips, tongue, or throat.

How should I take Sustiva/Efavirenz?

Take this medication exactly as if was prescribed for you by a doctor.  Follow the directions on the prescription label and do not take the medication in larger amounts, or for longer than directed by a doctor.  Take Sustiva on an empty stomach before bed, unless your doctor suggests otherwise.   To benefit most from Sustiva, take it regularly.  Have your prescriptions refilled before you run out of medicine.   Sustiva should not be taken as your only HIV medication.  HIV and AIDS are usually treated in combination with other drugs.  Your condition may become resistant Sustiva if you do not take it in combination with other medications.  Talk to your doctor for more information on taking Sustiva in combination with other drugs. Have your blood and liver tested on a regular basis to be sure that Sustiva is helping your condition and not causing harm to your body.

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