This information from Lexicomp® explains what you need to know about this medication, including what it’s used for, how to take it, its side effects, and when to call your healthcare provider.
Brand Names: US
Xofluza (40 MG Dose); Xofluza (80 MG Dose)
What is this drug used for?
- It is used to treat the flu.
- It is used to prevent the flu after contact with someone who has the flu.
What do I need to tell my doctor BEFORE I take this drug?
- If you are allergic to this drug; any part of this drug; or any other drugs, foods, or substances. Tell your doctor about the allergy and what signs you had.
This drug may interact with other drugs or health problems.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this drug with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take this drug?
- Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists.
- Talk with your doctor before getting a flu vaccine after taking this drug. Talk with your doctor before you take this drug if you have just gotten a flu vaccine.
- If you are 65 or older, use this drug with care. You could have more side effects.
- Tell your doctor if you are pregnant, plan on getting pregnant, or are breast-feeding. You will need to talk about the benefits and risks to you and the baby.
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Dizziness or passing out.
What are some other side effects of this drug?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
- Signs of a common cold.
- Nose or throat irritation.
- Upset stomach or throwing up.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to your national health agency.
You may report side effects to the FDA at 1-800-332-1088. You may also report side effects at https://www.fda.gov/medwatch.
How is this drug best taken?
Use this drug as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- Take this drug as soon as you can within 48 hours after the start of flu-like signs or contact with someone who has the flu.
- Take with or without food.
- Do not take this drug at the same time as dairy products or other foods or drinks with calcium in them. Do not take this drug at the same time as antacids, laxatives, or other products that have calcium, iron, aluminum, magnesium, selenium, or zinc. If you have questions, talk with your doctor or pharmacist.
- This drug will be mixed by a doctor or pharmacist.
- Swirl the bottle well before use. Do not shake.
- Sit or stand while taking this drug. Do not take this drug while lying down.
- Do not mix with any other foods or liquids.
- Take this drug within 10 hours after it was mixed. If you do not take this drug within 10 hours after it was mixed, throw it away and call your doctor or pharmacist.
- Some doses may need more than 1 bottle or less than 1 bottle of this drug. Be sure you know how much of this drug to take for your dose. If you have questions, talk with the doctor.
- Measure liquid doses carefully. Use the measuring device that comes with this drug. If there is none, ask the pharmacist for a device to measure this drug.
- Those who have feeding tubes may use this drug. Use as you have been told. Flush the feeding tube after this drug is given.
What do I do if I miss a dose?
- Only 1 dose of this drug is needed. If you miss your dose, take it as soon as you think about it.
How do I store and/or throw out this drug?
- Store in the original container at room temperature.
- Store in a dry place. Do not store in a bathroom.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
- Protect from heat.
General drug facts
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else’s drugs.
- Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
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