Fungican (Fluconazole): A Complete Guide to Uses, Dosage, and Side Effects

Fungal infections are common health problems that can affect anyone at any age, ranging in severity from simple skin conditions to serious, life-threatening systemic diseases. In this context, the importance of antifungal medications as an effective therapeutic tool becomes prominent. In this comprehensive guide, we provide detailed and expanded information about the drug Fungican, which contains the active ingredient Fluconazole, one of the most prominent drugs used in this field.

This article aims to provide the reader with a deep understanding of how Fungican works, its multiple indications, the recommended doses for various conditions and ages, as well as a review of potential side effects and how to manage them. We strive to present accurate and reliable content that helps you better understand your medication, always emphasizing that this information does not replace consultation with a qualified doctor or pharmacist.

What is Fungican and what are its uses?

The drug Fungican belongs to a class of medications known as “antifungals.” Its main active ingredient is Fluconazole, a potent and effective compound against a wide range of pathogenic fungi. Fluconazole works by inhibiting a vital enzyme in fungi, which obstructs the building of the fungal cell wall, leading to its death or stopping its growth and reproduction.

Fungican is used to treat a variety of fungal infections and can also be used to prevent these infections in people with weakened immune systems. The most common cause of these infections is a type of yeast called Candida.

Uses of Fungican in Adults

Doctors prescribe Fungican to treat a wide range of conditions, including:

• Cryptococcal Meningitis: A serious fungal infection that affects the membranes surrounding the brain and spinal cord.
• Coccidioidomycosis: A fungal disease that primarily affects the respiratory system but can spread to other parts of the body.
• Systemic Candidiasis: A serious infection that occurs when Candida fungi enter the bloodstream and infect vital organs such as the heart, lungs, or urinary tract.
• Mucosal Infections: Including oral thrush (an infection affecting the lining of the mouth and throat) and esophageal infections, which may be associated with denture use.
• Genital Fungi: Fungican effectively treats vaginal fungal infections in women and penile fungal infections in men.
• Fungal Skin Infections: Such as athlete’s foot, ringworm, jock itch, and nail fungus that require systemic treatment.

Fungican can also be prescribed for preventive purposes, such as:

• Preventing the recurrence of cryptococcal meningitis.
• Preventing the return of oral thrush.
• Reducing the recurrence of vaginal fungal infections.
• Preventing Candida infections in patients with weakened immune systems (such as cancer patients receiving chemotherapy or organ transplant patients).

Uses of Fungican in Children and Adolescents (from birth to 17 years)

Fungican is also used effectively and safely in children and adolescents to treat the following conditions:

• Mucosal Thrush: Infection affecting the lining of the mouth and pharynx.
• Systemic Candidiasis: Affecting the bloodstream or internal organs.
• Cryptococcal Meningitis: A fungal infection affecting the central nervous system.

It is also used for prevention in the following cases:

• Prevention of Candida infections in children with weakened immunity.
• Preventing the recurrence of cryptococcal meningitis.

What you need to know before taking Fungican

Before starting any new medication, it is essential to discuss your full medical history with your doctor. There are some conditions that may prevent the use of Fungican or require special caution.

Contraindications: When should you not take Fungican?

You should absolutely refrain from taking Fungican in the following cases:

• Hypersensitivity: If you have an allergy to Fluconazole, any other azole antifungals, or any of the other ingredients of the medicine. Symptoms of an allergy may include itching, skin rash, swelling, or difficulty breathing.
• Concomitant use with certain medications: You should not take Fungican if you are taking any of the following medications due to the risk of serious interactions:
  • Astemizole or Terfenadine (antihistamines).
  • Cisapride (used to treat stomach disorders).
  • Pimozide (used to treat mental illnesses).
  • Quinidine (used to treat irregular heartbeats).
  • Erythromycin (an antibiotic).

Special warnings and precautions

You should consult your doctor or pharmacist before taking Fungican if you have any of the following conditions:

• Liver or kidney problems: Since the body relies on these two organs to eliminate the drug, any impairment in their function may require a dose adjustment.
• Heart disease: Especially conditions that cause irregular heartbeats, as Fluconazole may affect the electrical activity of the heart.
• Imbalance of electrolytes in the blood: If you have abnormal levels of potassium, calcium, or magnesium.
• Severe skin reactions: If you have previously had severe skin reactions (such as ulcers or severe rash) after taking a certain medicine.
• Adrenal insufficiency: A condition where the adrenal glands do not produce sufficient amounts of essential hormones, causing symptoms such as chronic fatigue and weight loss.

Drug interactions with Fungican

Fungican can interact with many other medications. It is essential to inform your doctor of all medicines and dietary supplements you are taking. Medications that may interact with Fluconazole include:

• Antibiotics: such as rifampicin and rifabutin.
• Painkillers and narcotics: such as fentanyl and methadone.
• Antidepressants: such as amitriptyline and nortriptyline.
• Other antifungals: such as Amphotericin B and voriconazole.
• Blood thinners: such as warfarin.
• Seizure medications: such as carbamazepine and phenytoin.
• High blood pressure medications: such as nifedipine and losartan.
• Cancer drugs: such as cyclophosphamide and olaparib.
• Cholesterol-lowering drugs (statins): such as atorvastatin and simvastatin.
• Nonsteroidal anti-inflammatory drugs (NSAIDs): such as ibuprofen and diclofenac.
• Birth control pills: Fluconazole may increase their levels.
• Diabetes medications: such as glyburide and chlorpropamide.
• Other medications: such as zidovudine (AZT), saquinavir, theophylline, and vitamin A.

How to take Fungican

To achieve the best therapeutic results, you should take the medicine exactly as prescribed by your doctor.

• Dosage: Swallow the capsule whole with a large glass of water.
• Timing: It is best to take the capsule at the same time each day to maintain a constant level of the drug in the blood.
• Food: You can take Fungican with or without food.

Recommended Doses

The dose and duration of treatment vary greatly depending on the type and severity of the infection and the patient’s condition. The following tables show typical doses:

Adult Doses:

Children’s Doses:

The dose for children depends on the child’s weight.

• Children aged 3 to 4 weeks: The same dose is given every two days.
• Children younger than two weeks: The same dose is given every 3 days.

What to do if you miss a dose?

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

What to do if you take an overdose?

Taking too many capsules at once may make you feel sick. Symptoms of an overdose include auditory and visual hallucinations and irrational thoughts. In this case, contact your doctor or go to the nearest emergency department immediately.

Potential side effects of Fungican

Like all medicines, Fungican can cause side effects, although not everybody gets them.

Serious side effects requiring immediate medical attention

Stop taking the medicine and seek immediate medical help if you experience any of the following symptoms:

• Severe allergic reaction (anaphylactic shock): Sudden difficulty breathing, chest tightness or wheezing, swelling of the eyelids, face, or lips.
• Severe skin reactions: A severe rash that spreads quickly, blistering or sores, especially in the mouth and on the tongue (Stevens-Johnson syndrome).
• Symptoms of liver problems: Yellowing of the skin or whites of the eyes (jaundice), dark urine, persistent nausea and vomiting, loss of appetite, and severe fatigue (asthenia).
• Changes in heart rhythm: A feeling of a fast or irregular heartbeat, which may show up on an electrocardiogram (ECG).

Common side effects (affecting up to 1 in 10 people)

• Headache.
• Stomach upset (diarrhea, nausea, vomiting).
• Increase in liver function enzymes in blood tests.
• Skin rash.

Uncommon side effects (affecting up to 1 in 100 people)

• Decrease in red blood cells, causing paleness and weakness.
• Loss of appetite.
• Insomnia or feeling drowsy.
• Dizziness, vertigo, tingling, or numbness.
• Constipation, indigestion, and bloating.
• Muscle pain.
• Itching, increased sweating, and a general feeling of being unwell or fever.

How to store and dispose of Fungican

To ensure the safety and effectiveness of the medicine, follow these storage instructions:

• Keep out of reach of children: This is the most important measure to prevent accidental poisoning.
• Storage conditions: Store in a dry place, at a temperature not exceeding 30°C, and away from direct light and moisture.
• Expiration date: Do not use Fungican after the expiration date printed on the package.
• Disposal of the medicine: Do not dispose of unused medicines in wastewater or household waste. Ask your pharmacist about safe ways to dispose of them to protect the environment.

Frequently Asked Questions about Fungican

1. How long does it take for Fungican to start working?

Fungican starts working quickly after being taken, as it is well absorbed into the bloodstream and reaches effective therapeutic concentrations within a few hours. You may notice an improvement in symptoms like itching or discharge within one to three days for simple infections like vaginal yeast infections. For more serious infections like nail fungus or systemic infections, it may take longer to feel a noticeable improvement. It is important to complete the full course of treatment prescribed by your doctor. Even if you feel better, stopping the medication early could lead to the return of the infection.

The actual time for improvement depends on the type and severity of the infection and the state of your immune system. For skin infections, it may take weeks to see full improvement, while treating nail fungus requires months because the drug needs to reach the new growing nail. In serious systemic infections, your doctor may assess your response to treatment through laboratory tests and clinical follow-up. Always follow your doctor’s instructions and do not change the dose or duration of treatment on your own. Continue taking the medicine for the prescribed period to ensure the complete eradication of the infection.

2. Can I drink alcohol while taking Fungican?

It is generally not recommended to mix alcohol with any medication, including Fungican. Alcohol can increase the burden on the liver, which is the same organ responsible for processing the drug Fluconazole. Combining them can increase the risk of liver-related side effects, such as hepatitis or liver cell damage. In addition, alcohol may worsen some of the common side effects of the drug, such as dizziness or stomach upset. To maintain your safety and ensure the effectiveness of the treatment, it is best to avoid consuming alcohol.

If you must drink alcohol, consult your doctor first to discuss the potential risks based on your health condition and the dose of the medication. Your doctor may advise you to be extremely moderate or to abstain completely throughout the treatment period. Remember that liver health is crucial, especially when taking medications that are metabolized by it. Alcohol can also affect the immune system, which may slow down your body’s ability to fight the fungal infection. Prioritizing your health is the wisest choice during the treatment period.

3. Is Fungican an antibiotic?

This is a common and important question, and the answer is no, Fungican is not an antibiotic. Fungican is an antifungal drug, which means it is specifically designed to kill fungi or prevent their growth. Antibiotics, on the other hand, work to fight bacterial infections. Bacteria and fungi are two completely different types of microorganisms, each with a different cellular structure and biological processes. Therefore, a drug that kills bacteria will not be effective against fungi, and vice versa.

Understanding this difference is vital for the correct use of medications. Using an antibiotic to treat a fungal infection will not lead to a cure and may even worsen the problem by killing beneficial bacteria that help control fungi. Similarly, using Fungican for a bacterial infection will have no effect. Therefore, it is always necessary to get an accurate diagnosis from a doctor before starting any treatment. Your doctor will determine whether your infection is bacterial or fungal and prescribe the appropriate medication.

4. Does Fungican affect the effectiveness of birth control pills?

Yes, Fungican (Fluconazole) can affect the effectiveness of hormonal birth control pills. Fluconazole can increase the levels of estrogen and progestin hormones found in birth control pills in the blood. Although this may not directly reduce their effectiveness in preventing pregnancy for most women when taking a single dose, long-term use or high doses may require extra attention. It is very important to discuss this matter with your doctor. Your doctor may advise you to use an additional non-hormonal contraceptive method.

To ensure full protection, it is recommended to use a barrier contraceptive method, such as a condom, as a precautionary measure while taking Fungican and for a week after stopping it. This advice ensures you do not have an unplanned pregnancy due to a potential drug interaction. Your reproductive health is important, so be proactive in discussing all your contraceptive options with your healthcare provider. Always remember that open communication with your doctor is the best way to manage your health safely.

5. What should I do if my symptoms do not improve after using Fungican?

If you do not notice any improvement in your symptoms a few days after starting treatment with Fungican, or if the symptoms worsen, it is essential to contact your doctor. There may be several reasons for the lack of response to treatment. The infection might be caused by a fungal strain resistant to Fluconazole. Or perhaps the original diagnosis was inaccurate, and the infection could be bacterial or viral instead of fungal. In some cases, you might need a higher dose or a longer duration of treatment.

Do not stop taking the medicine or change the dose on your own. Your doctor will re-evaluate your condition and may order additional tests, such as taking a swab or sample for culture to identify the causative organism and its sensitivity to drugs. Based on the results, your doctor may adjust the treatment plan, which could include changing the medication to another antifungal or adding another drug. Following up with your doctor is the right step to ensure you receive the most effective treatment for your condition.

6. Is Fungican safe during pregnancy or breastfeeding?

The use of Fungican should be handled with great caution during pregnancy. Studies indicate that taking high doses of Fluconazole for long periods during the first trimester of pregnancy may be associated with an increased risk of birth defects in the fetus. As for a single low dose (150 mg) to treat a vaginal yeast infection, some doctors may consider it an option if the benefits outweigh the potential risks. However, you should always discuss the matter with your doctor before taking the medicine if you are pregnant or planning to become pregnant.

As for breastfeeding, Fluconazole passes into breast milk at concentrations similar to those in the blood. Taking a single dose of Fungican is generally considered safe during breastfeeding. However, if you need to take repeated or high doses, you should discuss the matter with your doctor. They may advise you to temporarily stop breastfeeding or to seek an alternative treatment. Always, your baby’s safety is the top priority.

7. Can children use Fungican?

Yes, Fungican is an effective and safe medicine for use in children, from newborns to adolescents. However, it should only be used under close medical supervision. The dose of the drug for children differs significantly from the adult dose. The dose is carefully calculated based on the child’s weight, the type of infection, and its severity. Children should never be given a dose intended for adults.

It is essential to follow the doctor’s instructions precisely when giving Fungican to your child. The doctor determines the appropriate dose to ensure effectiveness and avoid side effects. If you notice any unusual symptoms on your child while taking the medicine, such as a skin rash or severe stomach upset, contact your doctor immediately. Remember that your child’s safety depends on full adherence to medical directives.

8. Do I need to have any tests while taking Fungican?

This depends on the duration of treatment and your general health condition. If you are taking Fungican as a single dose to treat a simple infection, you will likely not need any tests. However, if you are taking the drug for a long period or at high doses, or if you have pre-existing health problems, your doctor may request periodic blood tests. These tests are necessary to monitor your health and ensure the drug is not causing any harm.

The most common tests include liver function tests and kidney function tests. Since Fluconazole is metabolized in the liver and eliminated by the kidneys, monitoring these organs is important. Your doctor may also request a check of electrolyte levels in the blood, especially if you are taking other medications that affect them. This monitoring helps your doctor adjust the dose if necessary and ensure you continue the treatment safely.

9. What are the other ingredients in a Fungican capsule?

In addition to the active ingredient Fluconazole (150 mg), a Fungican capsule contains other inactive ingredients known as excipients. These ingredients are necessary for the formation of the capsule and to ensure its stability and proper absorption. These ingredients include microcrystalline cellulose, dibasic calcium phosphate, povidone K30, and croscarmellose sodium. It also contains magnesium stearate and purified talc. These materials act as fillers, binders, and lubricants.

As for the capsule shell itself, it is made of gelatin. The shell also contains coloring agents to give it its distinctive appearance, such as titanium dioxide and indigo carmine dye. It is important to know these ingredients if you have an allergy to any of them. If you have a history of allergy to any of these substances, you should inform your doctor or pharmacist before taking the drug.

10. Can Fungican cause dizziness?

Yes, dizziness is one of the possible uncommon side effects of taking Fungican. Some people may feel dizzy or lightheaded after taking the medicine. For this reason, it is important to be cautious when performing activities that require full mental alertness. It is advisable to avoid driving a car or operating heavy machinery until you know how the drug affects you. This effect is usually temporary and goes away as the body gets used to the medication.

If you experience severe or persistent dizziness, or if it is accompanied by other symptoms such as seizures (convulsions), you should inform your doctor immediately. These symptoms may be a sign of the drug’s effect on the nervous system. In most cases, dizziness is mild and resolves on its own. To cope with it, try to get up slowly from a sitting or lying position and avoid sudden movements.

Disclaimer: This article provides general and guiding information based on the medical leaflet for Fungican. This information does not replace professional medical advice. Always consult your doctor or pharmacist before taking any medication or changing your dose.

Sources and References: The information in this article is derived from the Fungican drug leaflet. You can view the patient information leaflet for Fungican from the link here.

More Information about Fungican

Amoun Pharmaceutical Company is the company that holds the production and marketing rights for Fungican. For more information, to inquire about the properties of this product, its availability in your country of residence, or to report defects or side effects related to this medicinal product, you can contact Amoun Pharmaceutical Company by phone, fax, or email, from the link here.

Reporting Unavailability of Fungican

The Egyptian Drug Authority provides the Tawafur service, a dedicated service to inquire about the availability of pharmaceutical products in the Egyptian drug market. It receives inquiries and complaints from citizens regarding pharmaceutical products, their availability, and drug shortages 24/7. – Hotline 15301 – Contact the Egyptian Drug Authority from the link here.

Reporting Side Effects

The Egyptian Drug Authority provides the Side Effect service: Report to your doctor, pharmacist, or healthcare team any adverse effects associated with Fungican. The healthcare professional will, in turn, report the side effects via the online reporting form available at this link.

Inquiring about the price of Fungican

To find out the current price of Fungican, we advise you not to waste your time searching online, as drug prices are constantly changing and online articles are not updated regularly. We recommend that you call the nearest pharmacy in your area and ask for the price of the drug by phone. Or you can call the hotline for major pharmacies in Cairo, Giza, or Alexandria from the link here, and inquire about the price of Fungican.

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Dr. Ahmad Baker, PharmD

Senior Pharmacist & Health Educator

With over 23 years of clinical experience in hospital and community pharmacy across Egypt and Saudi Arabia, Dr. Ahmad specializes in reproductive health and pharmaceutical safety. He is dedicated to providing evidence-based guidance to empower patients in the MENA region.

View Professional Profile →

Medical Disclaimer: This content is for educational purposes and reflects the latest pharmaceutical protocols. It is not a substitute for personal medical advice. Always consult Dr. Ahmad Baker or your healthcare provider before starting any treatment.