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Itraconazole Dosage

itraconazole dosage


Itraconazole is an antifungal which is used to treat a variety of infections caused by fungi in lungs, mouth, and throat. Take this capsule with food for better absorption.

Uses of Itraconazole

  • Blastomycosis
  • Histoplasmosis
  • Invasive Aspergillosis
  • Esophageal Candidiasis

Side effects

  • Convulsions
  • Dry mouth
  • Irregular heartbeat
  • Increased thirst
  • Abdominal pain
  • Decreased urine output
  • Diarrhea
  • Dizziness
  • Nervousness
  • Weight gain
  • Decreased interest in sexual intercourse
  • Trouble sleeping
  • Acid or sour stomach
  • Heartburn

Itraconazole Precautions

Itraconazole is used to treat fungal nail infections. However, itraconazole is not for everyone. Do not take itraconazole for fungal nail infections if you have had heart failure, including congestive heart failure. You should not take itraconazole if you are taking certain medicines that could lead to serious or life-threatening medical problems. If you have had heart, lung, liver, kidney or other serious health problems, ask your doctor if it is safe for you to take itraconazole.

General Instructions

Itraconazole should be taken following all the instructions that are given by your doctor. To ensure complete recovery and no relapse, the full course of treatment should be followed. It is more effective if taken at the same time on all days. Any instance of side effect should be reported to the doctor immediately.

Itraconazole Dosage

Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended.

Do not share this medicine with another person, even if they have the same symptoms you have.

The itraconazole capsule should be taken after a full meal.

Take itraconazole oral solution (liquid) on an empty stomach, at least 1 hour before or 2 hours after a meal. Swish the liquid in your mouth for several seconds before swallowing it.

Measure liquid medicine with the dosing syringe provided, or with a special dose-measuring spoon or medicine cup. If you do not have a dose-measuring device, ask your pharmacist for one.


Warnings for special population

Pregnancy - This medicine is not recommended for use during pregnancy unless absolutely necessary. Consult your doctor about the potential benefits and risks before deciding to take this medicine.

Breast-feeding - This medicine is not recommended for use during breastfeeding women unless absolutely necessary. Consult your doctor about the potential benefits and risks before deciding to take this medicine.

Liver injury - Itraconazole may increase the liver enzyme levels and can cause hepatitis and jaundice. Close monitoring of liver function tests is necessary at the time of initiation of the treatment. Discontinue the medicine if symptoms worsen.

Arrhythmias and QT Prolongation - Itraconazole may cause Arrhythmia and QT Prolongation especially in the patients with existing heart disease. Close monitoring of heart function is necessary. Do not use medicines that can increase the risk of Arrhythmia.

Hearing loss - Itraconazole may cause transient or permanent hearing loss when taken with quinidine. Close monitoring of any symptoms of any hearing problem is necessary. Discontinue the treatment if symptoms persist.

Cystic Fibrosis - Itraconazole should be used with caution in the patients with cystic fibrosis. Switch to alternate treatment if this medicine is not responding.


Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

Keep out of the reach of children.

Do not keep outdated medicine or medicine no longer needed.

Ask your healthcare professional how you should dispose of any medicine you do not use.

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