Skip to Main Content

Fosamprenavir Oral Suspension (FOSAMPRENAVIR – ORAL)

Fosamprenavir Oral Suspension (FOSAMPRENAVIR - ORAL)

This medicine is used for the following purposes:

  • HIV
  • prevent infection

Brand Name(s): Lexiva

Generic Name: Fosamprenavir

Instructions

Drink the medicine.

Measure the dose of liquid medicine carefully. Use the measuring device that comes with the medicine. If you do not have one, please ask your pharmacist for help.

This medicine may be taken with or without food.

Ask your doctor if any of your medicines need to be taken at the same time.

This medicine will work best if you take it at about the same time every day.

Keep the medicine at room temperature. Avoid heat and direct light.

Shake the bottle well before using the medicine.

This medicine does not stop the spread of viruses that are passed through the blood or during sex.

Always use condoms during sex.

Do not share needles or other personal objects such as shavers or toothbrushes.

It is important that you keep taking each dose of this medicine on time even if you are feeling well.

If you forget to take a dose on time, take it if you remember within 4 hours of the scheduled dose. If you don’t remember until after more than 4 hours, skip the missed dose and return to your regular schedule with the next dose. Do not take 2 doses of this medicine at one time.

Drug interactions can change how medicines work or increase risk for side effects. Tell your health care providers about all medicines taken. Include prescription and over-the-counter medicines, vitamins, and herbal medicines. Speak with your doctor or pharmacist before starting or stopping any medicine.

This medicine may affect your blood sugar levels. If you have diabetes, talk to your doctor before changing the dose of your diabetes medicine.

This medicine may decrease the effectiveness of some birth controls which use hormones (such as birth control pills and patches). Use an extra form of birth control, such as condoms, while on this medicine.

Use effective birth control to avoid pregnancy.

It is very important that you follow your doctor's instructions for all blood tests.

Cautions

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

Some patients taking this medicine have experienced serious side effects. Please speak with your doctor to understand the risks and benefits associated with this medicine.

This medicine may affect areas where fat is stored in the body. This may change your body shape.

Do not use the medication any more than instructed.

Tell the doctor or pharmacist if you are pregnant, planning to be pregnant, or breastfeeding.

It is unknown if this medicine passes into breast milk. Because breast milk may transmit HIV, ask your doctor before breastfeeding.

Do not share this medicine with anyone who has not been prescribed this medicine.

Always refill this medicine before it runs out.

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

  • diarrhea
  • changes in areas of body fat may alter your body shape
  • lack of energy and tiredness
  • headaches
  • high blood sugar
  • nausea and vomiting
  • red, burning, or itchy skin
  • stomach upset or abdominal pain

Call your doctor or get medical help right away if you notice any of these more serious side effects:

  • back pain
  • chest pain
  • fever or chills
  • numbness or tingling in hands and feet
  • fast or irregular heart beats
  • signs of liver damage (such as yellowing of eye or skin, dark urine, or unusual tiredness)
  • loss of movement anywhere on the body
  • muscle pain
  • muscle trembling or weakness
  • shortness of breath
  • red, peeling or blistering skin
  • slurred speech
  • light colored stool
  • difficulty swallowing
  • swelling in the neck or throat
  • unsteadiness while walking
  • increased urinary frequency
  • blood in urine
  • severe or persistent vomiting

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.

Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.

This information does not replace the advice of a doctor. Ignite Healthwise, LLC, disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. Learn how we develop our content.

Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Ignite Healthwise, LLC.

This information does not replace the advice of a doctor. Ignite Healthwise, LLC, disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. Learn how we develop our content.