PrescriptionGiant is a FREE prescription savings program that can save you up to 75% on your prescriptions with or without insurance!


Actual product appearance may differ slightly.

Click the CARD below to print or take a screenshot on your mobile phone or tablet. There is no need to download another app!


If you would like to personalize your card enter your full name in the member name field below the card at this link and click the Update button.


Itraconazole is an antifungal medication commonly used to treat various fungal infections. While it is generally safe and effective, like any medication, it carries certain risks. Here are some potential risks associated with taking Itraconazole:

  • Allergic reactions: Some individuals may be allergic to Itraconazole, resulting in symptoms such as rash, itching, swelling, dizziness, or difficulty breathing. If you experience any of these symptoms, seek medical attention immediately.
  • Liver damage: Itraconazole can occasionally cause liver toxicity, leading to elevated liver enzymes, jaundice (yellowing of the skin and eyes), abdominal pain, dark urine, and fatigue. Regular liver function tests may be required during treatment to monitor liver health.
  • Heart-related effects: Rarely, Itraconazole may cause changes in heart rhythm, particularly when taken at high doses or in combination with certain medications. This can lead to serious cardiac complications. It is important to inform your healthcare provider about any pre-existing heart conditions or other medications you are taking.
  • Drug interactions: Itraconazole can interact with other medications, potentially affecting their effectiveness or increasing the risk of side effects. It is crucial to disclose all the medications, supplements, and herbal remedies you are taking to your doctor or pharmacist before starting Itraconazole.
  • Gastrointestinal effects: Common side effects of Itraconazole include stomach upset, nausea, vomiting, and diarrhea. Taking the medication with food or using an antacid may help alleviate these symptoms.
  • Hormonal effects: In rare cases, Itraconazole has been associated with hormonal imbalances, such as changes in testosterone or estrogen levels. This can lead to sexual dysfunction, menstrual irregularities, or breast enlargement in men. If you notice any unusual hormonal changes, consult your healthcare provider.

It is essential to discuss any potential risks and benefits of Itraconazole with your healthcare provider before starting the medication. They can evaluate your specific medical history, assess the appropriateness of the drug, and provide appropriate monitoring during treatment to minimize any potential risks.

Why is this medication prescribed?

Itraconazole is prescribed primarily for the treatment of various fungal infections, including:

  • Systemic fungal infections: Itraconazole is used to treat serious fungal infections that affect different parts of the body, such as invasive aspergillosis, histoplasmosis, blastomycosis, and sporotrichosis.
  • Fungal nail infections: Itraconazole can be prescribed to treat fungal infections of the nails, known as onychomycosis. It helps eliminate the fungus and promotes the growth of healthy nails.
  • Fungal skin infections: Certain types of fungal skin infections, such as tinea corporis (ringworm), tinea cruris (jock itch), and tinea pedis (athlete’s foot), can be treated with Itraconazole.

How should this medicine be used?

Itraconazole should be used exactly as prescribed by your healthcare provider. It is important to follow the recommended dosage, frequency, and duration of treatment. Here are some general guidelines for using Itraconazole:

  • Take it with a meal: Itraconazole is usually taken with a full meal or acidic beverage to improve its absorption. This is because stomach acid enhances the absorption of the medication. It is important to follow the instructions provided by your healthcare provider or the medication label regarding whether to take it with food or an acidic beverage.
  • Swallow the capsules/tablets whole: If you are taking Itraconazole in capsule or tablet form, swallow them whole with a full glass of water. Do not chew, crush, or break them unless instructed by your healthcare provider.
  • Use the oral solution correctly: If you are using the oral solution, carefully measure the prescribed dose using the provided dosing syringe or measuring spoon. Shake the bottle well before each use. It is usually taken on an empty stomach, at least one hour before or two hours after a meal.
  • Follow the prescribed dosage and schedule: Take Itraconazole exactly as prescribed. Do not take more or less than the recommended dosage, and do not stop taking it without consulting your healthcare provider, even if your symptoms improve. Skipping doses or stopping the treatment prematurely may allow the infection to return or worsen.
  • Be aware of potential drug interactions: Itraconazole can interact with certain medications, including other prescription drugs, over-the-counter medications, and herbal supplements. Inform your healthcare provider about all the medications and supplements you are taking to avoid any potential interactions that may affect the effectiveness or safety of Itraconazole.
  • Complete the full course of treatment: It is important to complete the full course of Itraconazole treatment, even if your symptoms improve before the prescribed duration. This helps ensure that the fungal infection is fully treated and reduces the risk of recurrence.

If you have any questions or concerns about how to use Itraconazole correctly, it is recommended to consult your healthcare provider or pharmacist for specific instructions based on your condition. They can provide personalized guidance and address any concerns you may have.

Other uses for this medicine

Itraconazole is an antifungal medication that can be used for various purposes. Besides treating fungal infections, it has some off-label uses as well. Some of the other uses for itraconazole include:

  • Treatment of onychomycosis (fungal infection of the nails)
  • Prevention of fungal infections in immunocompromised patients
  • Treatment of certain types of systemic fungal infections, such as aspergillosis and histoplasmosis
  • Treatment of certain types of dermatological conditions caused by fungi, such as pityriasis versicolor and tinea corporis

What special precautions should I follow?

Regarding precautions, when using itraconazole, it is essential to follow these special precautions:

  • Inform your doctor about any other medications you are taking, including prescription, over-the-counter drugs, and herbal supplements. Itraconazole can interact with various medications, including certain antibiotics, anticoagulants, antacids, and antiviral drugs, among others. Your doctor can evaluate potential interactions and adjust your treatment plan accordingly.
  • Notify your doctor of any underlying medical conditions you have, especially liver disease, heart disease, or a history of heart failure. Itraconazole can have effects on the liver and heart, and your doctor may need to monitor you more closely or adjust the dosage accordingly.
  • If you are pregnant or planning to become pregnant, discuss the risks and benefits of using itraconazole with your doctor. It is generally not recommended during pregnancy unless the potential benefits outweigh the risks. Your doctor can provide guidance on alternative treatments or appropriate precautions if needed.
  • Itraconazole may interact with grapefruit juice, so it is advisable to avoid consuming grapefruit or its juice while taking this medication.

As always, it is crucial to follow your doctor’s instructions and read the medication guide or label provided with the medication for specific information and precautions related to your situation.

What special dietary instructions should I follow?

Regarding dietary instructions, itraconazole can be taken with or without food. However, taking it with a meal or acidic beverage (such as cola) can enhance its absorption. It is generally recommended to swallow the capsules whole and not open, chew, or crush them, unless otherwise directed by your doctor.

What should I do if I forget a dose?

If you forget to take a dose of itraconazole, you should take it as soon as you remember. However, if it is close to the time for your next scheduled dose, you should skip the missed dose and continue with your regular dosing schedule. Do not double the dose to make up for the missed one.

What side effects can this medication cause?

Itraconazole, like any medication, can cause side effects. The most common side effects of itraconazole include:

  • Gastrointestinal disturbances: These can include nausea, vomiting, abdominal pain, diarrhea, and constipation.
  • Skin reactions: Some individuals may experience rashes, itching, or hives.
  • Headache and dizziness: These side effects are relatively common but are usually mild.
  • Changes in taste: Changes in taste or metallic taste in the mouth.
  • Elevated liver enzymes: Itraconazole can affect liver function, leading to elevated liver enzyme levels. It is important to monitor liver function during treatment.
  • Heart-related effects: Itraconazole has been associated with rare cases of heart-related side effects, including congestive heart failure or arrhythmias. These side effects are more likely in individuals with a history of heart disease.
  • Hormonal effects: In some cases, itraconazole can interfere with the production of certain hormones, such as testosterone or cortisol.

It is important to note that not everyone will experience these side effects, and some individuals may experience different or no side effects at all. If you experience any bothersome or persistent side effects while taking itraconazole, it is recommended to contact your healthcare provider for further evaluation and guidance. They can assess the severity of the side effects and determine if any adjustments to your treatment are necessary.

What should I know about storage and disposal of this medication?

  • Storage: Store itraconazole at room temperature, away from direct sunlight and moisture. Keep it in its original packaging or container, and ensure that it is out of reach of children and pets.
  • Disposal: Do not flush itraconazole down the toilet or pour it into drains unless instructed to do so. Properly discard the medication when it is no longer needed or has expired. You can consult your local pharmacy or waste disposal authorities to learn about the safe and appropriate methods of medication disposal in your area.

In case of emergency/overdose

In case of an emergency or overdose involving itraconazole, it’s important to take the following steps:

  • Contact emergency services: If you suspect an overdose or encounter a medical emergency, call your local emergency number (such as 911 in the United States) immediately.
  • Inform healthcare professionals: Provide accurate information about the medication ingested, including the name (itraconazole) and dosage if known. Also, mention any symptoms or reactions the person may be experiencing.
  • Follow medical advice: The emergency responders or healthcare professionals will provide instructions based on the specific situation. It may involve inducing vomiting, administering activated charcoal, or other appropriate measures to address the overdose.

What other information should I know?

  • Prescription and dosage: Itraconazole is typically prescribed by a healthcare professional, and it is important to follow their instructions regarding dosage, frequency, and duration of treatment. Do not change the dosage or stop taking it without consulting your healthcare provider.
  • Allergic reactions: If you are allergic to itraconazole or any other antifungal medications, inform your doctor before starting the treatment. Allergic reactions may include rash, itching, swelling, dizziness, or difficulty breathing. Seek medical attention immediately if you experience any signs of an allergic reaction.
  • Drug interactions: Itraconazole can interact with certain medications, including some commonly used drugs like statins, certain antihistamines, and benzodiazepines. Inform your healthcare provider about all the medications you are taking to avoid potential interactions.
  • Side effects: Itraconazole may cause side effects such as nausea, vomiting, abdominal pain, headache, dizziness, or skin rashes. If you experience severe or persistent side effects, consult your healthcare provider.
  • Pregnancy and breastfeeding: If you are pregnant, planning to become pregnant, or breastfeeding, inform your doctor before taking itraconazole. The medication may have potential risks to the fetus or the nursing baby.

Always consult your healthcare provider or pharmacist for personalized advice and guidance specific to your situation.

Please note that the information provided here is for general knowledge and should not replace the specific instructions and advice given by your healthcare provider.

Copyright © 2023
Skip to toolbar Log Out