Itraconazole
About Itraconazole
Itraconazole is an antifungal medicine used to treat a wide variety of fungal infections. It is commonly prescribed for infections affecting the nails, skin, mouth, throat, or lungs. By stopping the growth of fungi, this medicine helps clear the infection and prevents it from spreading.
To get the best results, you must take Itraconazole consistently at the same times every day as directed by your healthcare provider. If you are taking the capsule form, it is highly recommended to take it with a full meal to ensure your body absorbs the medication properly. Keeping your skin clean and dry and wearing breathable cotton clothing can also support your recovery.
While taking Itraconazole, some people may experience mild side effects like an upset stomach, nausea, or headaches. However, you must contact your doctor immediately if you experience signs of liver damage, such as yellowing of the skin or eyes, dark urine, or severe fatigue.
Talk to your doctor before starting this medicine if you have a history of heart problems, liver disease, or kidney issues. Do not take this if you have heart failure or a history of congestive heart failure, as this medication can make these conditions worse.
Itraconazole can interact with several other medications, including certain blood thinners, cholesterol-lowering drugs, and acid reducers, which can lower its effectiveness. Avoid drinking alcohol while taking this medicine, as it can increase the risk of liver damage. If you are pregnant, planning to become pregnant, breastfeeding, or are an elderly individual, consult your doctor before using this medicine.
Uses of Itraconazole
• Yeast Infection Treatment: Itraconazole is commonly used to combat vaginal yeast infections caused by the Candida fungus.
• Fungal Infection Management: Itraconazole effectively treats various systemic fungal infections, especially in individuals with weakened immune systems.
• Preventive Care: Doctors may prescribe Itraconazole to prevent fungal infections in patients undergoing chemotherapy or those prone to such infections due to immune deficiencies.
• Oral Thrush Treatment: Itraconazole is also useful in managing oral candidiasis (thrush), a fungal overgrowth in the mouth caused by Candida.
Medicinal Benefits
Itraconazole offers reliable relief from the uncomfortable symptoms of fungal infections, helping you return to your normal daily routine.
- Targeted clearance: It works directly at the site of the infection, whether deep in the nail bed or on the skin surface.
- Convenient oral routine: Being an oral medication, it treats widespread or deep-seated infections that topical creams cannot reach.
- Long-lasting protection: The medicine remains in your skin and nail tissues for some time even after you finish the course, helping prevent the infection from returning.
Directions for Use
Itraconazole offers reliable relief from the uncomfortable symptoms of fungal infections, helping you return to your normal daily routine.
- Targeted clearance: It works directly at the site of the infection, whether deep in the nail bed or on the skin surface.
- Convenient oral routine: Being an oral medication, it treats widespread or deep-seated infections that topical creams cannot reach.
- Long-lasting protection: The medicine remains in your skin and nail tissues for some time even after you finish the course, helping prevent the infection from returning.
Storage
Side Effects of Itraconazole
Common Side Effects (Usually mild):
- Nausea or upset stomach
- Headache
- Dizziness
- Diarrhea or constipation
Serious Side Effects (Call a doctor right away):
- Signs of liver damage (yellowing of the skin or eyes, dark urine, pale stools, severe nausea)
- Signs of heart failure (shortness of breath, sudden weight gain, swelling in your legs or ankles)
- Severe allergic reactions (hives, difficulty breathing, swelling of your face, lips, or throat)
- Numbness, tingling, or a burning sensation in your hands or feet
Medicines Containing this Salt
View All
Drug Warnings
- Monitor your liver: Your doctor may require regular blood tests to check your liver function while you are taking this medicine.
- Check the oral liquid: If you are using the liquid form, inspect the solution before use; it should be clear and free of particles.
- Watch for heart failure signs: Stop taking the medication and seek emergency care if you develop unexpected shortness of breath or swelling in your ankles.
- Limit acid reducers: Avoid taking antacids within 2 hours of taking Itraconazole capsules, as they can prevent the medicine from being absorbed properly.
Drug Interactions
Drug-Drug Interactions:
Inform your doctor if you are taking any of the following medicines, as they may interact.
- Acid reducers (antacids, PPIs): May lower the absorption of Itraconazole, making it less effective.
- Statins (cholesterol-lowering drugs): Itraconazole can increase the levels of these drugs in your blood, increasing the risk of muscle damage.
- Blood thinners: Taking Itraconazole with certain blood thinners can increase the risk of bleeding.
- Heart rhythm medications: Combining these can lead to serious, life-threatening heart rhythm issues.
Drug-Food Interactions:
- Grapefruit juice: Avoid drinking grapefruit juice, as it can interfere with how your body processes Itraconazole and increase the risk of side effects.
- Full meals: Itraconazole capsules require food in the stomach to be properly absorbed, whereas the oral solution should not be taken with food.
Drug-Disease Interactions:
Inform your doctor if you have a history of the following conditions before taking Itraconazole, as it may worsen your condition or cause complications.
- Heart failure: May worsen heart failure symptoms; avoid use if you have active heart failure.
- Liver disease: Itraconazole is processed by the liver, so existing liver disease increases the risk of serious liver damage.
- Kidney disease: May affect how the medicine is cleared from your body, requiring careful monitoring by your doctor.
Drug-Drug Interactions Checker List:
Safety Advice
Alcohol
unsafeAvoid consumption of alcohol with Itraconazole as it may increase the risk of liver problems and other adverse effects.
Pregnancy
unsafeItraconazole is category C pregnancy drug and is unsafe for pregnant women as it may cause harm to the unborn baby. Therefore, inform your doctor if you are pregnant or planning for pregnancy before taking Itraconazole.
Breast Feeding
consult your doctorItraconazole is excreted in human milk and may harm the baby. Therefore, Itraconazole is given to breastfeeding mothers only if doctor thinks benefits are greater than risks.
Driving
unsafeItraconazole may cause dizziness, hearing loss, double or blurred vision in some people. Therefore, drive only if you alert after taking Itraconazole.
Liver
cautionTake Itraconazole with caution, especially if you have a history of liver disease. The dose may be adjusted by your doctor as required.
Kidney
cautionTake Itraconazole with caution, especially if you have a history of kidney disease. The dose may be adjusted by your doctor as required.
Children
unsafeItraconazole is not recommended for children below 12 years as the safety and effectiveness were not established.
Habit Forming
Diet & Lifestyle Advise
- Take with acidic drinks if needed: If you take stomach acid reducers, taking Itraconazole capsules with an acidic drink like cola can help your body absorb the medicine better.
- Keep infected areas dry: Fungi thrive in warm, moist environments. Dry your skin thoroughly after showering, especially between your toes and in skin folds.
- Wear breathable clothing: Choose loose-fitting cotton clothing and breathable leather or canvas shoes to reduce moisture buildup.
- Avoid sharing personal items: Do not share towels, nail clippers, socks, or footwear with others to prevent spreading or re-infecting yourself.
Special Advise
- Regular blood tests are recommended before and while taking Itraconazole to monitor liver functioning, especially if you have any liver problems.
Patients Concern
Disease/Condition Glossary
Fungal infection: It is a skin disease in which a fungus attacks the tissue and causes infection. It may be contagious (spread from one person to another). The symptoms of a fungal infection include blisters, itching, redness, scaling and swelling of the skin. Yeast infection is caused by a type of fungus called Candida and commonly occurs in moist and warm areas of the body. It is not contagious. It may cause infections in the mouth (oral thrush), vagina, nails, groin or armpits.
FAQs
Itraconazole is used to treat fungal infections of the mouth, throat, toenails, fingernails or lungs. It works by inhibiting the production of ergosterol (a main component of cell membranes of fungi). Thereby killing fungi and clearing the fungal infection.
You are not recommended to take Itraconazole with simvastatin, as co-administration of these two medicines may cause muscle weakness, unexplained muscle pain or tenderness, dark-coloured urine, fever, or flu-like symptoms. However, please consult a doctor before using Itraconazole with other medicines.
Itraconazole may cause temporary or permanent hearing loss in some people. It is not necessary for everyone taking Itraconazole to experience this adverse effect. However, if you notice any changes in hearing, stop taking Itraconazole and consult a doctor immediately.
Yes, fungal infection is a contagious skin condition which spreads from one person to another through direct skin to skin contact or by contact with contaminated soil or surfaces and infected animals. Therefore, it is recommended to avoid close direct contact until the infection is clear and avoid sharing things with the infected person as it can also spread the infection.
You are not recommended to stop taking Itraconazole without consulting your doctor as it may cause recurring infection. Therefore, take Itraconazole for as long as your doctor has prescribed it, and if you experience any difficulty while taking Itraconazole, please consult your doctor.
Inform your doctor if you are sexually active and discuss effective contraception methods. Itraconazole may reduce the effectiveness of oral contraceptive pills. Thus, you are advised to use barrier methods of contraception like condoms, if you are taking Itraconazole.
Inform the doctor about your detailed medical and surgical history, if you have liver, kidney or heart disease or fits and if you are pregnant, breastfeeding or planning pregnancy. Inform your doctor if you are taking any other medicines including supplements or herbal products as Itraconazole may interact with other medicines. Also, let your doctor know if you are stopping any medicine.
Itraconazole contains Itraconazole, an antifungal that works by inhibiting the production of ergosterol (a main component of cell membranes of fungi). Thereby, weakens and damages the fungal cell membranes that are essential for their survival as they prevent the entry of unwanted substances into the cells and stop the leakage of cell contents. Thus, it causes the main components of fungal cells to leak out, kill fungi, and clear the fungal infection.
Yes, you should swallow the capsule whole with a glass of water. Do not crush, chew or break it.
The side effects of Itraconazole include nausea, headache, diarrhoea, stomach pain, fatigue (overtiredness), back pain, cough, and sore throat. If these side effects persist or worsen, please consult your doctor.
If you have taken overdose of Itraconazole, please consult your doctor immediately.
Store Itraconazole at room temperature. Protect from light and moisture. Keep out of reach and sight of children.
It is best to avoid alcohol while taking Itraconazole. Both alcohol and this medicine are processed by the liver, and combining them can increase your risk of liver damage. Talk to your doctor if you have concerns.
Nail infections take time to clear because the healthy nail must grow out. While the medicine starts working immediately to stop the fungus, you may not see the full results until several months after completing your treatment. Talk to your doctor if you do not notice improvement.
No, Itraconazole is generally not recommended during pregnancy as it can harm an unborn baby. You should use effective birth control while taking this medicine and for several weeks after stopping it. Talk to your doctor for safer alternatives.
Yes, if you are taking the capsule form, you should take it with a full meal to help your body absorb it. If you are taking the oral solution, it should be taken on an empty stomach. Talk to your doctor or pharmacist to confirm which form you have.
Mild stomach upset or nausea is common when first starting this medicine. Taking the capsule form with a meal can help reduce these side effects. If your stomach issues are severe or do not go away, talk to your doctor.
Antacids and other acid reducers can stop your body from absorbing Itraconazole capsules. You should take antacids at least 2 hours after taking this medicine, or take the capsules with an acidic beverage like cola. Talk to your pharmacist for specific advice.
Watch for warning signs of liver damage, including yellowing of your skin or eyes, unusually dark urine, pale stools, severe nausea, vomiting, or extreme fatigue. If you notice any of these symptoms, stop taking the medicine and call your doctor right away.
