Fluconazole Oral Suspension

Generic name: Fluconazole Oral Suspension [ floo-KON-a-zole ]
Brand name: Diflucan
Drug class: Azole antifungals

Medically reviewed by Drugs.com. Last updated on Aug 14, 2023.

Uses of Fluconazole Oral Suspension:

It is used to treat fungal infections.
It is used to prevent fungal infections.
This medicine is used to treat vaginal yeast infections.
It may be given to you for other reasons. Talk with the doctor.

What do I need to tell my doctor BEFORE I take Fluconazole Oral Suspension?

If you have an allergy to fluconazole or any other part of fluconazole oral suspension.
If you are allergic to fluconazole oral suspension; any part of fluconazole oral suspension; or any other drugs, foods, or substances. Tell your doctor about the allergy and what signs you had.
If you are taking any of these drugs: Astemizole, cisapride, erythromycin, olaparib, pimozide, quinidine, terfenadine, or voriconazole.
If you are pregnant or may be pregnant. You will need to talk with your doctor about if fluconazole oral suspension is right for you.
If you have rare hereditary health problems like glucose-galactose malabsorption, fructose intolerance, or sucrase-isomaltase deficiency.

This is not a list of all drugs or health problems that interact with fluconazole oral suspension.

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 fluconazole oral suspension 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 Fluconazole Oral Suspension?

Tell all of your health care providers that you take fluconazole oral suspension. This includes your doctors, nurses, pharmacists, and dentists.
Avoid driving and doing other tasks or actions that call for you to be alert until you see how fluconazole oral suspension affects you.
Do not use longer than you have been told. A second infection may happen.
Have blood work checked as you have been told by the doctor. Talk with the doctor.
Talk with your doctor before you drink alcohol.
Very bad skin problems like rashes have happened with fluconazole oral suspension. Sometimes, this has been deadly in people with other bad health problems. Talk with the doctor.
Very bad liver problems have rarely happened with fluconazole oral suspension. Sometimes, this has been deadly in people with other bad health problems. Talk with the doctor.
A severe and sometimes deadly reaction has happened. Most of the time, this reaction has signs like fever, rash, or swollen glands with problems in body organs like the liver, kidney, blood, heart, muscles and joints, or lungs. If you have questions, talk with the doctor.
If you are 65 or older, use fluconazole oral suspension with care. You could have more side effects.
If you are able to get pregnant, talk with your doctor. You may need to use birth control to prevent pregnancy while taking fluconazole oral suspension and for some time after your last dose.
This medicine may cause harm to the unborn baby if you take it while you are pregnant. If you are pregnant or you get pregnant while taking fluconazole oral suspension, call your doctor right away.
Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.

How is this medicine (Fluconazole Oral Suspension) best taken?

Use fluconazole oral suspension as ordered by your doctor. Read all information given to you. Follow all instructions closely.

Take with or without food.
Keep taking fluconazole oral suspension as you have been told by your doctor or other health care provider, even if you feel well.
Shake well before use.
Measure liquid doses carefully. Use the measuring device that comes with fluconazole oral suspension. If there is none, ask the pharmacist for a device to measure fluconazole oral suspension.

What do I do if I miss a dose?

Take a missed dose as soon as you think about it.
If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
Do not take 2 doses at the same time or extra doses.

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.
Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
Signs of a weak adrenal gland like a very bad upset stomach or throwing up, very bad dizziness or passing out, muscle weakness, feeling very tired, mood changes, not hungry, or weight loss.
A type of abnormal heartbeat (prolonged QT interval) has happened with fluconazole oral suspension. Sometimes, this has led to another type of unsafe abnormal heartbeat (torsades de pointes). Call your doctor right away if you have a fast or abnormal heartbeat, or if you pass out.

What are some other side effects of Fluconazole Oral Suspension?

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:

Headache.
Stomach pain or diarrhea.
Upset stomach or throwing up.
Dizziness.
Change in taste.

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 the FDA at 1-800-332-1088. You may also report side effects at https://www.fda.gov/medwatch.

If OVERDOSE is suspected:

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.

How do I store and/or throw out Fluconazole Oral Suspension?

Store liquid (suspension) at room temperature or in a refrigerator. Do not freeze. Throw away any part not used after 2 weeks.
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.

Consumer Information Use and Disclaimer

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. Check with your pharmacist. If you have any questions about fluconazole oral suspension, 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.