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high dose fluconazole side effects

by Mrs. Taryn Langosh Published 3 years ago Updated 3 years ago

What are the symptoms of a syringe?

hoarseness. increased thirst. irregular or slow heart rate. joint or muscle pain. loss of bladder control. lower back or side pain. mood changes. muscle pain or cramps. muscle spasm or jerking of the arms and legs.

Can medicine cause side effects?

Side Effects. Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur:

If experienced, these tend to have a Severe expression i

Sorry, we have no data available. Please contact your doctor or pharmacist.

Are you currently using fluconazole?

This survey is being conducted by the WebMD marketing sciences department.

What is diflucan used for?

Diflucan is also used to treat cryptococcal meningitis, and prevention of Candida infections in patients treated with chemotherapy or radiation after bone marrow transplantation. Diflucan prevents growth of fungi by preventing production of the membranes that surround fungal cells. Common side effects of Diflucan include.

How much azithromycin is in a crossover study?

Azithromycin. An open-label, randomized, three-way crossover study in 18 healthy subjects assessed the effect of a single 1200 mg oral dose of azithromycin on the pharmacokinetics of a single 800 mg oral dose of fluconazole as well as the effects of fluconazole on the pharmacokinetics of azithromycin.

Can you take diflucan while pregnant?

Use of Diflucan during pregnancy is not recommended. Diflucan is secreted in breast milk at concentrations similar to the mother's blood level. However, Diflucan is used for treating neonates with fungal infections and for treating lactation associated Candida infections.

Is diflucan good for a pregnant woman?

Use of Diflucan during pregnancy is not recommended. Available evidence suggests that use of Diflucan during breastfeeding has little risk.

Does fluconazole increase AUC?

Fluconazole increases the AUC of triazolam (single dose) by approximately 50%, Cmax by 20% to 32%, and increases t ½ by 25% to 50 % due to the inhibition of metabolism of triazolam.

Does diflucan increase terfenadine levels?

Another study at a 400 mg and 800 mg daily dose of fluconazole demonstrated that Diflucan taken in doses of 400 mg/day or greater significantly increases plasma levels of terfenadine when taken concomitantly. The combined use of fluconazole at doses of 400 mg or greater with terfenadine is contraindicated.

Is Fluconazole a calcium channel blocker?

Certain calcium channel antagonists ( nifedipine, isradipine, amlodipine, verapamil, and felodipine) are metabolized by CYP3A4. Fluconazole has the potential to increase the systemic exposure of the calcium channel antagonists. Frequent monitoring for adverse events is recommended.

How many milligrams of fluconazole are there?

The warning and class change came on the heels of a study that uncovered the disturbing fact that doses between 400 and 800 milligrams of fluconazole cause specific birth defects when women use the drug at these doses over the long-term during pregnancy.

When did the FDA start warning about fluconazole?

The first official warning only came in 2011 from the FDA when the agency upgraded the pregnancy class of higher doses of fluconazole from C to D, a classification that communicates this drug is known to cause harm to human fetuses.

What class of antifungal is fluconazole?

Fluconazole belongs to the triazole class of antifungal medications. These drugs treat and cure fungal infections by acting on an enzyme on fungal cells. The result is that it slows the growth of the fungus and slows and stops the spread of the infection. The FDA approved fluconazole to treat a number of fungal infections, ...

Where does fluconazole come from?

Fluconazole Uses. Fluconazole came from Pfizer, the major drug maker that developed it in the 1980s and received U.S. Food and Drug Administration (FDA) approval in 1990. Pfizer marketed and sold the drug as Diflucan. Since 1990 the patent has run out and while Pfizer still offers Diflucan, other companies have also gotten in on making ...

Can fluconazole be given to AIDS patients?

Patients with cancer or AIDS who are vulnerable to developing fungal infections may be given fluconazole to prevent fungal infections. In fewer cases the drug may be used to treat skin, eye and prostate fungal infections.

Does fluconazole cause miscarriages?

As if all the previous side effects were not troubling enough, fluconazole has recently been found to cause birth defects and miscarriages. Since the drug came on the market in 1990 millions of women and their babies were exposed to this risk without warning. The first official warning only came in 2011 from the FDA when the agency upgraded the pregnancy class of higher doses of fluconazole from C to D, a classification that communicates this drug is known to cause harm to human fetuses.

Does fluconazole help with yeast infections?

The FDA approved fluconazole to treat a number of fungal infections, especially yeast infections. These include vaginal, abdominal, esophageal, lung, blood, and mouth yeast infections. The FDA also approved fluconazole to treat fungal meningitis, a fungal infection of the covering membrane of the spine and brain called the meninges.

What are the side effects of taking fluconazole?

The levels of these drugs may be increased in your body when taken with fluconazole. Increased side effects include slower breathing, confusion, and drowsiness. Carbamazepine.

How does fluconazole work?

Fluconazole works by blocking the ability of the fungi Candida and Cryptococcus to reproduce. For people with infections from these fungi, this drug helps to get rid of the infection. For people at higher risk of candidiasis, it helps to prevent infection.

Why is fluconazole used for candida?

Why it’s used. Fluconazole is used to prevent and treat candidiasis. This condition is caused by infection with one of the many types of the fungus Candida. Examples of candidiasis include vaginal yeast infection, as well as oral yeast infection (thrush).

What is the brand name of diflucan?

Brand name: Diflucan . Fluconazole comes as a tablet or suspension you take by mouth. It also comes in an injectable form that can only be given to you by a healthcare provider. Fluconazole oral tablet is used to prevent and treat candidiasis, a fungal infection.

How long does fungus treatment last?

The dose from day 2 on is usually 200–400 mg, taken once per day. Treatment length: Treatment typically lasts 10–12 weeks after a test called a cerebrospinal fluid culture no longer detects fungi.

What happens if you miss a dose of a drug?

If you miss doses or don’t take the drug on schedule: Your medication may not work as well or may stop working completely. For this drug to work well, a certain amount needs to be in your body at all times.

What to do if you have serious side effects?

Call your doctor right away if you have serious side effects. Call 911 if your symptoms feel life-threatening or if you think you’re having a medical emergency. Serious side effects and their symptoms can include the following:

How many drugs interact with fluconazole?

Fluconazole has serious interactions with at least 84 different drugs. Fluconazole has moderate interactions with at least 186 different drugs. Fluconazole has mild interactions with at least 96 different drugs. This information does not contain all possible interactions or adverse effects.

What is fluconazole used for?

Fluconazole is used to treat vaginal yeast infections. It works by stopping the growth of common types of vaginal yeast ( fungus ). This medication belongs to a class of drugs called azole antifungals. Fluconazole is available under the following different brand names: Diflucan. Dosages of Fluconazole: Adult and Pediatric Dosage Forms and Strengths.

Is Candida krusei resistant to fluconazole?

Candida krusei is inherently resistant. Convenience and efficacy of single dose oral tablet of fluconazole regimen for the treatment of vaginal yeast infections should be weighed against acceptability of higher incidence of drug related adverse events with fluconazole (26%) versus intravaginal agents (16%)

How much fluconazole is dangerous for babies?

The U.S. Food and Drug Administration (FDA) stated that chronic, high doses (400 to 800 mg/day) of fluconazole could be associated with a rare and distinct set of congenital disabilities in infants whose mothers received the drug during the first trimester of pregnancy.

What is the function of fluconazole?

Other functions of the medication are to prevent endogenous respiration and the formation of yeasts. It is also noteworthy to reiterate that the loss of sterols goes parallel with the accumulation of 14—methyl sterols found in fungi and is the primary cause of the perceived fungistatic activity of fluconazole.

How much meds should I take for candida?

However, doses of up to 400 mg daily have been used in systemic candida infections and for the prevention of candidiasis in patients undergoing a bone marrow transplantation. The recommended dosage for treating acute cryptococcal meningitis is 400 mg on the first day, followed by 200 mg once daily, with an initial therapy duration ...

How long does fluconazole stay in your system?

The serum half-life is approximately 24 hours, allowing for once-daily dosing; however, the daily dose of fluconazole to treat infections other than vaginal candidiasis should depend on the organism and the response to therapy.

Is fluconazole FDA approved?

Continuing Education Activity. Fluconazole is a member of the triazole family, one of the most widely used antifungal agents. It is an FDA-approved drug to treat vaginal candidiasis, oropharyngeal and esophageal candidiasis, urinary tract infections, peritonitis, and systemic Candida infections, including candidemia, ...

Is fluconazole a triazole?

Fluconazole - StatPearls - NCBI Bookshelf. Fluconazole is a member of the triazole family, one of the most widely used antifungal agents. It is an FDA-approved drug to treat vaginal candidiasis, oropharyngeal and esophageal candidiasis, urinary tract infections, peritonitis, and systemic Candida infections, including candidemia, ...

Does fluconazole work against yeast?

Microbiologically, fluconazole has activity limited to yeasts and some clinical activity against the endemic fungi, Histoplasma, Blastomyces, and Coccidioides. Fluconazole has excellent activity against Candidaspecies and Cryptococcusspecies but has less activity against C. glabrata and no activity against C. krusei.

For the Consumer

Along with its needed effects, influenza virus vaccine, inactivated (the active ingredient contained in Fluzone High-Dose) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

For Healthcare Professionals

Applies to influenza virus vaccine, inactivated: intradermal suspension, intramuscular solution, intramuscular suspension, nasal spray

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

What is Fluzone High-Dose Quadrivalent vaccine?

Fluzone High-Dose Quadrivalent is the only licensed high-dose inactivated influenza (flu) vaccine; it is manufactured by Sanofi Pasteur Inc. Fluzone High-Dose Quadrivalent is a four-component (quadrivalent) flu vaccine approved for people 65 years and older.

Who can receive Fluzone High-Dose Quadrivalent?

In the United States, Fluzone High-Dose Quadrivalent is licensed only for people 65 years and older. Fluzone High-Dose Quadrivalent is not recommended for people with a history of severe allergic reaction to the vaccine or to ingredients other than eggs. Information about vaccine ingredients is located in package inserts from each manufacturer.

What is the difference between Fluzone High-Dose Quadrivalent and Fluzone Quadrivalent?

Fluzone High-Dose Quadrivalent contains four times the antigen, the part of the vaccine that helps your body build up protection against flu viruses, than Fluzone Quadrivalent and other standard-dose inactivated flu vaccines.

Are there benefits of Fluzone High-Dose Quadrivalent compared to standard dose seasonal flu vaccines for adults 65 years and older?

Data from clinical trials comparing Fluzone (a trivalent standard dose vaccine) to Fluzone High-Dose (a previously available trivalent high-dose vaccine) among people 65 years and older indicated that a stronger immune response (i.e., higher antibody levels) occured after vaccination with Fluzone High-Dose.

Does Fluzone High-Dose Quadrivalent offer better protection than the adjuvanted flu vaccine?

Studies published in the Journal of Infectious Diseases conducted during the 2017-2018 external icon and 2018-2019 external icon flu seasons among Medicare beneficiaries aged 65 years and older found that Fluzone High-Dose and FLUAD (a standard dose egg-based vaccine with MF 59 adjuvant approved for people 65 years and older) provided greater protection against flu-related hospitalizations than standard-dose, egg based vaccines in both seasons..

How safe is Fluzone High-Dose Quadrivalent?

Some side effects were reported more frequently after vaccination with trivalent Fluzone High-Dose than after standard-dose inactivated flu vaccines. The most common side effects experienced during clinical studies were mild and temporary, and included pain, redness at the injection site, headache, muscle aches, and malaise.

Does CDC recommend one vaccine above another for people 65 years and older?

The CDC and its Advisory Committee on Immunization Practices (ACIP) have not expressed a preference for any flu vaccine indicated for people 65 years and older.

Overview

  • Fluconazole is also sometimes used to treat serious fungal infections that begin in the lungs and can spread through the body and fungal infections of the eye, skin and nails. Fluconazole is also sometimes used to prevent fungal infections in people who are likely to become infected because they have human immunodeficiency virus (HIV) or cancer or have had a transplant operation (su…
See more on medlineplus.gov
  • Fluconazole is an anti-fungal medication that is often used to treat yeast fungal infections in dogs. It is most commonly used to treat skin infections, but it can also be used to treat fungal infections in organs or elsewhere in dogs bodies. Though it is not approved for veterinary use by the FDA, fluconazole is available with the prescription of a veterinarian and often goes by the bra…
See more on dogtime.com

Side Effects

  • Fluconazole may cause other side effects. Call your doctor if you have any unusual problems while taking this medication. If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program online (http://www.fda.gov/Safety/MedWatch) or by phone (1-800-332-1088).
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  • In a study of this drug for treatment of lactation-associated thrush of the breasts, mothers took an average of 7.3 capsules (range: 1 to 29 capsules) of 150 mg every other day until pain resolved. Seven of the 96 women reported side effects possibly due to fluconazole in their breastfed infants, including flushed cheeks, gastrointestinal upset, and runny or mucous stools.
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  • Side effects of fluconazole in dogs havent been thoroughly studied, though several side effects have been observed in humans and some similar side effects have been seen in dogs. Here are a few common side effects associated with fluconazole.
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  • Seek emergency veterinary medical attention if your pet experiences any signs of an allergic reaction (hives; difficulty breathing; swelling of the face, lips, tongue, or throat). Talk to your veterinarian immediately if your pet develops any of these side effects: jaundice, loss of appetite, vomiting, depression, tiredness, anemia, skin rash. Talk to your veterinarian about any side effec…
See more on 1800petmeds.com

Contraindications

  • AU TGA pregnancy category D: Drugs which have caused, are suspected to have caused or may be expected to cause, an increased incidence of human fetal malformations or irreversible damage. These drugs may also have adverse pharmacological effects. Accompanying texts should be consulted for further details. US FDA pregnancy category C: Animal reproduction studi…
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  • Do not give this medication if your pet is allergic to fluconazole or other azole antifungal agents. Do not use fluconazole if your pet is pregnant unless the benefit outweighs the risk. Tell your veterinarian if your pet is allergic to any medications, or if your pet has liver disease or kidney disease. Seek emergency veterinary medical attention if you think you have used too much of thi…
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  • Risk of serious hepatotoxicity; monitor liver function during therapy and for signs/symptoms of hepatic injury; discontinue if occurs. Proarrhythmic conditions. Monitor closely for skin rashes; discontinue if lesions progress. Renal or hepatic impairment. Susp: hereditary fructose, glucose/galactose malabsorption, sucrose-isomaltase deficiency: not recommended. Elderly. Us…
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Administration

  • Fluconazole comes as a tablet and a suspension (liquid) to take by mouth. It is usually taken once a day, with or without food. You may need to take only one dose of fluconazole, or you may need to take fluconazole for several weeks or longer. The length of your treatment depends on your condition and on how well you respond to fluconazole. Follow the directions on your prescriptio…
See more on medlineplus.gov
  • The usual dosage of fluconazole for dogs varies widely depending on the condition being treated. A veterinarian may prescribe between 5.5 mg and 22 mg per pound of a dogs weight, and it may have to be administered once every 12 to 24 hours. Fluconazole comes in tablet form and should be given orally with or without food.
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  • Give fluconazole exactly as it was prescribed by your veterinarian. Do not give in larger amounts or use it for longer than recommended by your veterinarian. Follow the instructions on the prescription label. If you do not understand these directions speak to your pharmacist or veterinarian. The usual dose of fluconazole in dogs can vary from 5.5 mg to 22 mg/lb of pet's we…
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  • All doses are once daily. Oropharyngeal candidiasis: 200mg on Day 1, then 100mg/day for at least 2 weeks. Esophageal candidiasis: 200mg on Day 1, then 100mg/day for at least 3 weeks; treat for at least 2 weeks after symptoms resolve; max 400mg/day. Systemic infections: doses of up to 400mg/day have been used. Prophylaxis in bone marrow transplant: 400mg/day; if anticipated s…
See more on empr.com

Treatment

  • Your doctor may tell you to take a double dose of fluconazole on the first day of your treatment. Follow these directions carefully. You should begin to feel better during the first few days of treatment with fluconazole. If your symptoms do not improve or get worse, call your doctor. Continue to take fluconazole until your doctor tells you that you should stop, even if you feel bett…
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  • If your veterinarian prescribes fluconazole for your dog, it is important that you stick to their instructions and continue giving your dog the medication for the full length of time that they prescribe. Fluconazole is absorbed by the body quickly, but you are not likely to see symptoms improve for one to two weeks, and it may take several months before the condition disappears e…
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Medical Uses

  • Fluconazole is used to treat fungal infections, including yeast infections of the vagina, mouth, throat, esophagus (tube leading from the mouth to the stomach), abdomen (area between the chest and waist), lungs, blood, and other organs. Fluconazole is also used to treat meningitis (infection of the membranes covering the brain and spine) caused by fungus. Fluconazole is als…
See more on medlineplus.gov
  • According to the Academy of Breastfeeding Medicine, this drug is often used to treat breast candidiasis in nursing mothers, especially if recurrent or persistent infections; no adequate clinical trials on fluconazole in Candida mastitis available. This drug is often used simultaneously in the mother and infant when other therapies fail. Most often the maternal regimen is 400 mg once fo…
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  • Fluconazole is most commonly used to treat skin infections in dogs, as well as infections of the nail beds. It is often chosen for treatment when other anti-fungal medications fail, as fluconazole is effective at fighting off more serious infections and often has fewer side effects. It can be used to treat ringworm, though veterinarians often reserve the drug for infections that are more intens…
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Fluconazole is an antifungal medicine in tablet form that is used to treat a variety fungal infections, including yeast infections. It is typically used to treat skin infections, and more intense fungal infections of the lungs and other organs that can occur after your pet inhales fungus from infected soil. Fluconazole is often us…
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Interactions

  • Concomitant terfenadine at multiple doses of fluconazole 400mg. Concomitant drugs known to prolong the QT interval and metabolized by CYP3A4 (eg, cisapride, astemizole, erythromycin, pimozide, quinidine). See Contraindications. Avoid concomitant voriconazole; if needed, monitor closely esp. when given within 24hrs after fluconazole. Caution with amiodarone (esp. with high …
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Preparation

  • It is important for you to keep a written list of all of the prescription and nonprescription (over-the-counter) medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements. You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies.
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Risks

  • As with all medications, there is a risk of allergic reaction to fluconazole in dogs which may lead to anaphylaxis. If you see the signs of an allergic reaction, such as itchiness, hives, swelling, difficulty breathing, or other symptoms, contact your veterinarian right away. Should side effects become severe or cause you concern, consult your veterinarian so they can adjust the dosage o…
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  • Fluconazole can interact with many other drugs. It is important to tell your veterinarian about any other medications, vitamins, or supplements your pet is taking before giving fluconazole to your pet. Do not give to pets who have liver disease or impairment. If your pet has kidney disease or kidney failure, discuss the risks versus benefits with your veterinarian before giving fluconazole. …
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Results

  • A peak milk level of 4.1 mg/L was observed 2 hours after the dose on day 20 postpartum in a woman taking 200 mg orally once a day for 18 days; half-life of elimination from breast milk was 26.9 hours. Another woman received a single 150 mg oral dose at 12 weeks postpartum; highest milk levels were 2.9 and 2.7 mg/L at 2 and 5 hours after the dose, respectively, and milk drug lev…
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