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Drug Class: Commonly Known As: Category:
Antifungal Sporanox Adult, Children

Itraconazole - Side Effects, Precautions, and Contraindications

What side effects can Itraconazole cause?

Side Effects

  1. Diarrhoea
  2. Nausea
  3. Headache
  4. Dizziness
  5. Abdominal Pain
  6. Liver problems

Inform your doctor if any of the following occurs:

  • Signs of an allergic reaction e.g. rash, itching, swollen face or eyes, trouble breathing.
  • Signs of electrolyte problems like mood changes, confusion, muscle pain or weakness, a heartbeat that does not feel normal, seizures, feeling not hungry, or very bad upset stomach or throwing up
  • Signs of liver problems such as dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-coloured stools, throwing up, or yellow skin or eyes.
  • Signs of heart failure such as shortness of breath, a big weight gain, coughing up white or pink mucus, fast heartbeat, waking up at night more than normal, or swelling in the arms or legs while you take this medication
  • Changes in hearing
  • Signs of nerve problems such as numbness or tingling sensation on skin

Before taking Itraconazole , what precautions must I follow?

Do not take itraconazole:

  • If you are allergic to itraconazole or any other part of this drug
  • If you are pregnant or could become pregnant unless your are instructed by your doctor

Itraconazole can sometimes cause dizziness, blurred/double vision or hearing loss. If you have these symptoms do not drive or use machines.

What food or medicine must I avoid when I take Itraconazole ?

1. Itraconazole interacts with many other medications. This may affect how well itraconazole works or cause side effects. Sometimes, these effects may be severe. Check with your doctor and pharmacist to make sure that it is safe for you to take all of your other medications/supplements (prescription or OTC, natural products, vitamins) with itraconazole or within 2 weeks after you stop taking itraconazole.


2. For itraconazole tablets and capsules: If you have low stomach acid or you take another medication to lower stomach acid, talk with your doctor or pharmacist about how to take this medication

Itraconazole - Additional Information

  • Updated on 5/15/2019 12:00:00 AM
  • Article contributed by Pharmacy Singapore General Hospital
The information provided is not intended as medical advice. Terms of use. Information provided by SingHealth

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