Pronunciation: FOS-am-PREN-a-vir
Generic Name: Fosamprenavir
Brand Name: Lexiva
Lexiva Suspension is used for:
Treating HIV infection in some patients when used in combination with certain other medicines.
Lexiva Suspension is an HIV protease inhibitor. It works by slowing the growth of HIV, the virus that causes AIDS.
Do NOT use Lexiva Suspension if:
- you are allergic to any ingredient in Lexiva Suspension or to amprenavir
- you are taking alfuzosin, amprenavir, astemizole, cisapride, conivaptan, delavirdine, erythromycin, an ergot medicine (eg, ergotamine), pimozide, rifampin, salmeterol, St. John's wort, or terfenadine
- you are taking a hormonal contraceptive (eg, birth control pills), certain benzodiazepines (eg, midazolam, triazolam), or certain HMG-CoA reductase inhibitors (eg, lovastatin, simvastatin)
- you are taking sildenafil for pulmonary arterial hypertension (PAH)
- you are taking flecainide or propafenone along with ritonavir
Contact your doctor or health care provider right away if any of these apply to you.
Before using Lexiva Suspension:
Some medical conditions may interact with Lexiva Suspension. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
- if you are pregnant, planning to become pregnant, or are breast-feeding
- if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
- if you have allergies to medicines, foods, or other substances
- if you have had a severe allergic reaction (eg, a severe rash, hives, itching, breathing difficulties, or dizziness) to a sulfonamide medicine such as acetazolamide, celecoxib, certain diuretics (eg, hydrochlorothiazide), glyburide, probenecid, sulfamethoxazole, valdecoxib, or zonisamide
- if you have liver problems, hepatitis, or a history of abnormal liver function tests
- if you have a history of heart problems, high blood pressure, kidney problems, diabetes, bleeding problems (eg, hemophilia), high blood cholesterol or lipid levels, or a skin rash
- if you smoke
Some MEDICINES MAY INTERACT with Lexiva Suspension. Tell your health care provider if you are taking any other medicines, especially any of the following:
- Astemizole, cisapride, ergot medicines (eg, ergotamine), erythromycin, pimozide, salmeterol, or terfenadine because serious side effects, such as seizures, blood vessel problems, or heart problems (eg, irregular heartbeat), may occur
- Flecainide or propafenone along with ritonavirbecause serious heart problems (eg, irregular heartbeat) may occur
- Alfuzosin because the risk of severe low blood pressure may be increased
- Certain benzodiazepines (eg, midazolam, triazolam) because serious side effects, such as increased or prolonged sedation or breathing problems, may occur
- Hormonal contraceptives (eg, birth control pills), especially if taken along with ritonavir, because their effectiveness may be decreased and liver problems may occur
- Amprenavir because it may increase the risk of Lexiva Suspension's side effects
- Rifampin or St. John's wort because they may decrease Lexiva Suspension's effectiveness
- Conivaptan, certain HMG-CoA reductase inhibitors (eg, lovastatin, simvastatin), ranolazine, or sildenafil (when used for PAH) because the risk of their side effects may be increased by Lexiva Suspension
- Delavirdine because its effectiveness may be decreased by Lexiva Suspension
- Many prescription and nonprescription medicines (eg, used for cancer, infections, asthma, immune suppression, inflammation, aches and pains, gout, high blood pressure, high cholesterol, heart problems, irregular heartbeat, angina, blood clotting problems, mood or mental problems, sinus problems, stomach problems or indigestion, erectile dysfunction, PAH, seizures, sleeping problems, urinary problems, HIV infection), multivitamin products, and herbal or dietary supplements (eg, herbal teas, coenzyme Q10, garlic, ginseng, ginkgo) may interact with Lexiva Suspension, increasing the risk of side effects
This may not be a complete list of all interactions that may occur. Ask your health care provider if Lexiva Suspension may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
How to use Lexiva Suspension:
Use Lexiva Suspension as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- An extra patient leaflet is available with Lexiva Suspension. Talk to your pharmacist if you have questions about this information.
- Adults should take Lexiva Suspension by mouth without food.
- Children should take Lexiva Suspension by mouth with food. If vomiting occurs within 30 minutes after taking Lexiva Suspension, the dose should be taken again.
- Shake well before each use.
- Use a measuring device marked for medicine dosing. Ask your pharmacist for help if you are unsure of how to measure your dose.
- You may refrigerate Lexiva Suspension to help improve the taste. Do not freeze.
- If you take an aluminum- or magnesium-containing antacid, ask your doctor or pharmacist how to take it with Lexiva Suspension.
- Do not change your dose or stop taking Lexiva Suspension without talking with your doctor first. Continue to take Lexiva Suspension even if you feel well. Do not miss any doses.
- Taking Lexiva Suspension at the same time(s) each day will help you remember to take it. It is important to not miss any doses of Lexiva Suspension.
- If you miss a dose of Lexiva Suspension, take it as soon as you remember. If you miss a dose of Lexiva Suspension by more than 4 hours, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
Ask your health care provider any questions you may have about how to use Lexiva Suspension.
Important safety information:
- Do not take more than the recommended dose without checking with your doctor.
- Lexiva Suspension is not a cure for HIV infection. Patients may still get illnesses and infections associated with HIV. Remain under the care of your doctor.
- Lexiva Suspension does not stop the spread of HIV to others through blood or sexual contact. Use barrier forms of birth control (eg, condoms) if you have HIV infection. Do not share needles, injection supplies, or items like toothbrushes or razors.
- When your medicine supply is low, get more from your doctor or pharmacist as soon as you can. Do not stop taking Lexiva Suspension, even for a short period of time. If you do, the virus may grow resistant to the medicine and become harder to treat.
- Lexiva Suspension may improve immune system function. This may reveal hidden infections in some patients. Tell your doctor right away if you notice signs or symptoms of an infection (eg, fever, sore throat, weakness, cough, shortness of breath) after you start Lexiva Suspension.
- Severe and sometimes life-threatening skin reactions have occurred in patients taking Lexiva Suspension. Contact your doctor right away if you develop any type of skin reaction (eg, red, swollen, blistered, or peeling skin).
- Changes in body fat (eg, an increased amount of fat in the upper back, neck, breast, and trunk, and loss of fat from the legs, arms, and face) may occur in some patients taking Lexiva Suspension. The cause and long-term effects of these changes are unknown. Discuss any concerns with your doctor.
- Diabetes patients - Lexiva Suspension may affect your blood sugar. Check blood sugar levels closely. Ask your doctor before you change the dose of your diabetes medicine.
- Lexiva Suspension may raise your blood sugar. High blood sugar may make you feel confused, drowsy, or thirsty. It can also make you flush, breathe faster, or have a fruit-like breath odor. If these symptoms occur, tell your doctor right away.
- Hormonal birth control (eg, birth control pills) may not work as well while you are using Lexiva Suspension. To prevent pregnancy, use an extra form of birth control (eg, condoms).
- Lab tests, including liver function, cholesterol or triglyceride levels, white blood cell count, and blood sugar levels, may be performed while you use Lexiva Suspension. These tests may be used to monitor your condition or check for side effects. Be sure to keep all doctor and lab appointments.
- Caution is advised when using Lexiva Suspension in CHILDREN; they may be more sensitive to its effects, especially vomiting.
- Lexiva Suspension should be used with extreme caution in CHILDREN younger than 2 years old; safety and effectiveness in these children have not been confirmed.
- PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Lexiva Suspension while you are pregnant. It is not known if Lexiva Suspension is found in breast milk. Mothers infected with HIV should not breast-feed. There is a risk of passing the HIV infection or Lexiva Suspension to the baby.
Possible side effects of Lexiva Suspension:
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Diarrhea; headache; nausea; tiredness; vomiting.
Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; unusual hoarseness); loss of appetite; signs of infection (eg, fever, chills, sore throat); swollen, reddened, or blistered skin; symptoms of a heart attack (eg, chest pain; fainting; numbness of an arm or leg; sudden, severe headache or vomiting); symptoms of kidney stones (eg, lower back or side pain, blood in the urine, painful urination); unusual increase in thirst or urination; unusual tiredness or weakness; weight loss; yellowing of the skin or eyes.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.
See also: Lexiva side effects (in more detail)
If OVERDOSE is suspected:
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately.
Proper storage of Lexiva Suspension:
Store Lexiva Suspension in the refrigerator or at room temperature, between 41 and 86 degrees F (5 and 30 degrees C). Do not freeze. Store away from heat, moisture, and light. Do not store in the bathroom. Keep the container tightly closed. Do not use after the expiration date. Keep Lexiva Suspension out of the reach of children and away from pets.
General information:
- If you have any questions about Lexiva Suspension, please talk with your doctor, pharmacist, or other health care provider.
- Lexiva Suspension is to be used only by the patient for whom it is prescribed. Do not share it with other people.
- If your symptoms do not improve or if they become worse, check with your doctor.
- Check with your pharmacist about how to dispose of unused medicine.
This information is a summary only. It does not contain all information about Lexiva Suspension. If you have questions about the medicine you are taking or would like more information, check with your doctor, pharmacist, or other health care provider.
More Lexiva resources
- Lexiva Side Effects (in more detail)
- Lexiva Use in Pregnancy & Breastfeeding
- Drug Images
- Lexiva Drug Interactions
- Lexiva Support Group
- 0 Reviews for Lexiva - Add your own review/rating
Compare Lexiva with other medications
- HIV Infection
- Nonoccupational Exposure
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