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Voriconazole 50 mg film-coated tablets – patient leaflet, side effects, dosage

Last updated: · Text from the MHRA, as of · About this document

Medicine status: Prescription only (POM) Details

Medicine strength:
50 mg
Contains active substance:

Patient leaflet - Voriconazole 50 mg film-coated tablets

1. What Voriconazole film-coated tablet is and what it is used for

Voriconazole film-coated tablet contains the active substance voriconazole. Voriconazole film-coated tablet is an antifungal medicine. It works by killing or stopping the growth of the fungi that cause infections.

Some medicines, when taken at the same time as Voriconazole film-coated tablet, may affect the way Voriconazole film-coated tablet works or Voriconazol film-coated tablet may affect the way they work.

It is used for the treatment of patients (adults and children over the age of 2) with:

Tell your doctor if you are taking either of the following medicines, as treatment with Voriconazole film-coated tablet at the same time should be avoided if possible:

  • Invasive aspergillosis (a type of fungal infection due to Aspergillus sp).
  • Candidaemia (another type of fungal infection due to Candida sp) in non-neutropenic patients (patients without abnormally low white blood cells count).

    • Ritonavir (used for treating HIV) in doses of 100 mg twice daily
  • Serious invasive Candida sp. infections when the fungus is resistant to fluconazole (another antifungal medicine).

    • Glasdegib (used for treating cancer) – if you need to use both drugs your doctor will monitor your heart rhythm frequently
  • Serious fungal infections caused by Scedosporium sp. or Fusarium sp. (two different species of fungi).

    Tell your doctor if you are taking either of the following medicines, as treatment with Voriconazole film-coated tablet at the same time should be avoided if possible, and a dose adjustment of voriconazole may be required:

Voriconazole film-coated tablet is intended for patients with worsening, possibly life-threatening, fungal infections.

  • Rifabutin (used for treating tuberculosis). If you are already being treated with rifabutin your blood counts and side effects to rifabutin will need to be monitored.

Prevention of fungal infections in high risk bone marrow transplant recipients.

This product should only be taken under the supervision of a doctor.

  • Phenytoin (used to treat epilepsy). If you are already being treated with phenytoin your blood concentration of phenytoin will need to be monitored during your treatment with Voriconazole film-coated tablet and your dose may be adjusted.

2. What you need to know before you take Voriconazole film-coated tablet

Do not take Voriconazole film-coated tablet

Tell your doctor if you are taking any of the following medicines, as a dose adjustment or monitoring may be required to check that the medicines and/ or Voriconazole film-coated tablet are still having the desired effect:

If you are allergic to voriconazole or any of the other ingredients of this medicine (listed in section 6).

It is very important that you inform your doctor or pharmacist if you are taking or have taken any other medicines, even those that are obtained without a prescription, or herbal medicines.

  • Warfarin and other anticoagulants (e.g., phenprocoumon, acenocoumarol; used to slow down clotting of the blood).
  • Ciclosporin (used in transplant patients).
  • Tacrolimus (used in transplant patients).

The medicines in the following list must not be taken during your course of Voriconazole film-coated tablet treatment:

  • Sulphonylureas (e.g., tolbutamide, glipizide, and glyburide) (used for diabetes).
  • Terfenadine (used for allergy).
  • Statins (e.g., atorvastatin, simvastatin) (used for lowering cholesterol).
  • Astemizole (used for allergy).
  • Benzodiazepines (e.g., midazolam, triazolam) (used for severe insomnia and stress).
  • Cisapride (used for stomach problems).
  • Pimozide (used for treating mental illness).
  • Omeprazole (used for treating ulcers).
  • Quinidine (used for irregular heart beat).
  • Oral contraceptives (if you take Voriconazole film-coated tablet whilst using oral contraceptives, you may get side effects such as nausea and menstrual disorders).
  • Rifampicin (used for treating tuberculosis).
  • Efavirenz (used for treating HIV) in doses of 400 mg and above once daily.
  • Carbamazepine (used to treat seizures).
  • Vinca alkaloids (e.g., vincristine and vinblastine) (used in treating cancer).
  • Phenobarbital (used for severe insomnia and seizures).
  • Tyrosine kinase inhibitors (e.g., axitinib, bosutinib, cabozantinib, ceritinib, cobimetinib, dabrafenib, dasatinib, nilotinib, sunitinib, ibrutinib, ribociclib) (used for treating cancer)
  • Ergot alkaloids (e.g., ergotamine, dihydroergotamine; used for migraine).
  • Sirolimus (used in transplant patients).
  • Ritonavir (used for treating HIV) in doses of 400mg and more twice daily.
  • Tretinoin (used to treat leukaemia)
  • St. John’s Wort (herbal supplement).
  • Indinavir and other HIV protease inhibitors (used for treating HIV).
  • Naloxegol (used to treat constipation specifically caused by pain medicines, called opioids, (e.g., morphine, oxycodone, fentanyl, tramadol, codeine))
  • Non-nucleoside reverse transcriptase inhibitors (e.g., efavirenz, delavirdine, nevirapine) (used for treating HIV) (some doses of efavirenz can NOT be taken at the same time as Voriconazole film-coated tablet).
  • Tolvaptan (used to treat hyponatremia (low levels of sodium in your blood) or to slow kidney function decline in patients with polycystic kidney disease)
  • Methadone (used to treat heroin addiction).
  • Alfentanil and fentanyl and other short-acting opiates such as sufentanil (painkillers used for surgical procedures).
  • Lurasidone (used to treat depression)
  • Finerenone (used to treat chronic kidney disease)
  • Oxycodone and other long-acting opiates such as hydrocodone (used for moderate to severe pain).
  • Eplerenone (used to treat heart and/or blood vessel problems)
  • Voclosporin (used to treat immune disorders)
  • Non-steroidal anti-inflammatory drugs (e.g., ibuprofen, diclofenac) (used for treating pain and inflammation).
  • Venetoclax (used to treat patients with chronic lymphocytic leukaemia-CLL)
  • Fluconazole (used for fungal infections).

Warnings and precautions

  • Everolimus (used for treating advanced kidney cancer and in transplant patients).

Talk to your doctor, pharmacist or nurse before taking Voriconazole film-coated tablet if:

  • Letermovir (used for preventing cytomegalovirus (CMV) disease after bone marrow transplant)
  • You have had an allergic reaction to other azoles.
  • You are suffering from, or have ever suffered from liver disease. If you have liver disease, your doctor may prescribe a lower dose of Voriconazole film-coated tablet. Your doctor should also monitor your liver function while you are being treated with Voriconazole film-coated tablet by doing blood tests.
  • Ivacaftor: used to treat cystic fibrosis
  • Flucloxacillin (antibiotic used against bacterial infections) Pregnancy and breast-feeding

Voriconazole film-coated tablet must not be taken during pregnancy, unless indicated by your doctor. Effective contraception must be used in women of childbearing potential. Contact your doctor immediately if you become pregnant while taking Voriconazole film-coated tablet. If you are pregnant or breast-feeding, think you may be pregnant or are planning to have a baby, ask your doctor or pharmacist for advice before taking this medicine. Driving and using machines

  • You are known to have cardiomyopathy, irregular heartbeat, slow heart rate or an abnormality of electrocardiogram (ECG) called ‘long QTc syndrome’.

You should avoid any sunlight and sun exposure while being treated. It is important to cover sun exposed areas of skin and use sunscreen with high sun protection factor (SPF), as an increased sensitivity of skin to the sun’s UV rays can occur. This may be further increased by other medicines that sensitise the skin to sunlight, like methotrexate. These precautions are also applicable to children.

Voriconazole film-coated tablet may cause blurring of vision or uncomfortable sensitivity to light. While affected, do not drive or operate any tools or machines. Contact your doctor if you experience this.

Voriconazole film-coated tablet contains lactose

While being treated with Voriconazole film-coated tablet:

Lactose is a type of sugar. If you have been told by your doctor that you have an intolerance to some sugars, tell your doctor before taking Voriconazole film-coated tablet.

  • Tell your doctor immediately if you develop

    • Sunburn.
    • Severe skin rash or blisters.
    • Bone pain.

3. How to take Voriconazole film-coated tablet

If you develop skin disorders as described above, your doctor may refer you to a dermatologist, who after consultation may decide that it is important for you to be seen on a regular basis. There is a small chance that skin cancer could develop with long-term use of Voriconazole film-coated tablet.

Always take this medicine exactly as your doctor has told you. Check with your doctor or pharmacist if you are not sure.

Your doctor will determine your dose depending on your weight and the type of infection you have.

If you develop signs of ‘adrenal insufficiency’ where the adrenal glands do not produce adequate amounts of certain steroid hormones such as cortisol which may lead to symptoms such as: chronic, or long lasting fatigue, muscle weakness, loss of appetite, weight loss, abdominal pain, please tell your doctor.

Tablets
Patients 40 kg and abovePatients less than 40 kg

If you develop signs of ‘Cushing’s syndrome’ where the body produces too much of the hormone cortisol which may lead to symptoms such as: weight gain, fatty hump between the shoulders, a rounded face, darkening of the skin on the stomach, thighs breasts, and arms, thinning skin, bruising easily, high blood sugar, excessive hair growth, excessive sweating, please tell your doctor.

Dose after the first 24 hours (Loading Dose)400 mg every 12 hours for the first 24 hours200 mg every 12 hours for the first 24 hours
Dose for the first 24 hours (Maintenance Dose)200 mg twice a day100 mg twice a day

Depending on your response to treatment, your doctor may increase the daily dose to 300 mg twice a day.

The doctor may decide to decrease the dose if you have mild to moderate cirrhosis.

Use in children and adolescents

The recommended dose for children and teenagers is as follows:

Tablets

Children aged 2 to less than 12 years and teenagers aged 12 to 14 years

weighing less than 50 kg

Teenagers aged 12 to 14 years weighing 50 kg or more; and all teenagers older than 14

Dose for the first 24

hours (Loading Dose)

Your treatment will be started as an infusion400 mg every 12 hours for the first 24 hours

Dose after the first 24

hours (Maintenance

Dose)

9 mg/kg twice a day (a maximum dose of 350 mg twice daily)200 mg twice a day

Depending on your response to treatment, your doctor may increase or decrease the daily dose.

  • Tablets must only be given if the child is able to swallow tablets. Take your tablet at least one hour before, or one hour after a meal. Swallow the tablet whole with some water.

If you or your child are taking Voriconazole film-coated tablet for prevention of fungal infections, your doctor may stop giving Voriconazole film-coated tablet if you or your child develop treatment related side effects. If you take more Voriconazole film-coated tablet than you should

If you take more tablets than prescribed (or if someone else takes your tablets) you must seek medical advice or go to the nearest hospital casualty department immediately. Take your box of Voriconazole film-coated tablets with you. You may experience abnormal intolerance to light as a result of taking more Voriconazole film-coated tablet than you should. If you forget to take Voriconazole film-coated tablet

It is important to take your Voriconazole film-coated tablet regularly at the same time each day. If you forget to take one dose, take your next dose when it is due. Do not take a double dose to make up for a forgotten dose. If you stop taking Voriconazole film-coated tablet

It has been shown that taking all doses at the appropriate times may greatly increase the effectiveness of your medicine. Therefore, unless your doctor instructs you to stop treatment, it is important to keep taking Voriconazole film-coated tablet correctly, as described above.

Continue taking Voriconazole film-coated tablet until your doctor tells you to stop. Do not stop treatment early because your infection may not be cured. Patients with a weakened immune system or those with difficult infections may require long-term treatment to prevent the infection from returning. When Voriconazole film-coated tablet treatment is stopped by your doctor you should not experience any effects.

If you have any further questions on the use of this medicine, ask your doctor, pharmacist or nurse.

4. Possible side effects

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

If any side effects occur, most are likely to be minor and temporary. However, some may be serious and need medical attention.

Serious side effects – Stop taking Voriconazole film-coated tablet and see a doctor immediately

Rash, jaundice; changes in blood tests of liver function, pancreatitis. Other side effects

Very common side effects (may affect more than 1 in 10 people) Visual impairment (change in vision including blurred vision, visual colour alterations, abnormal intolerance to visual perception of light, colour blindness, eye disorder, halo vision, night blindness, swinging vision, seeing sparks, visual aura, visual acuity reduced, visual brightness, loss of part of the usual field of vision, spots before the eyes), fever, rash, nausea, vomiting, diarrhoea, headache, swelling of the extremities, stomach pains, breathing difficulties, elevated liver enzymes.

Common side effects (may affect up to 1 in 10 people)

Inflammation of the sinuses, inflammation of the gums, chills, weakness, low numbers of some types including severe, of red (sometimes immune-related) and/or white blood cells (sometimes with fever), low numbers of cells called platelets that help the blood to clot, low blood sugar, low blood potassium, low sodium in the blood, anxiety, depression, confusion, agitation, inability to sleep, hallucinations, seizures, tremors or uncontrolled muscle movements, tingling or abnormal, skin sensations, increase in muscle tone, sleepiness, dizziness, bleeding in the eye, heart rhythm problems including very fast heartbeat, very slow heartbeat, fainting, low blood pressure, inflammation of a vein (which may be associated with the formation of a blood clot), acute breathing difficulty, chest pain, swelling of the face, (mouth, lips and around eyes), fluid accumulation in the lungs, constipation, indigestion, inflammation of the lips, jaundice, inflammation of the liver, liver injury, skin rashes which may lead to severe blistering and peeling of the skin characterized by a flat, red area on the skin that is covered with small confluent bumps, of the skin, itchiness, hair loss, back pain, kidney failure, blood in the urine, changes in kidney function tests, sunburn or severe skin reaction following exposure to light or sun, skin cancer.

Uncommon side effects (may affect up to 1 in 100 people)

Flu-like symptoms, irritation and inflammation of the gastrointestinal tract, Inflammation of the gastrointestinal tract causing antibiotic associated diarrhoea, inflammation of the lymphatic vessels, inflammation of the thin tissue that lines the inner wall of the abdomen and covers the abdominal organ, enlarged lymph glands (sometimes painful), failure of blood marrow, increased eosinophil, depressed function of the adrenal gland, underactive thyroid gland, abnormal brain function, parkinson-like symptoms, nerve injury resulting in numbness, pain, tingling or burning in the hands or feet, problems with balance or coordination, swelling of the brain, double vision, serious conditions of the eye including: pain and inflammation of the eyes and eyelids, abnormal eye movement, abnormal eye movement, damage to the optic nerve resulting in vision impairment, optic disc swelling, decreased sensitivity to touch, abnormal sense of taste, hearing difficulties, ringing in the ears, vertigo, inflammation of certain internal organs-pancreas and duodenum, swelling and inflammation of the tongue, enlarged liver, liver failure, gallbladder disease, gallstones, joint inflammation, inflammation of the veins under the skin (which may be associated with the formation of a blood clot), inflammation of the kidney, proteins in the urine, damage to the kidney, very fast heart rate or skipped heartbeats, sometimes with erratic electrical impulses, abnormal electrocardiogram (ECG), blood cholesterol increased, blood urea increased, allergic skin reactions (sometimes severe), including life-threatening skin condition that causes painful blisters and sores

of the skin and mucous membranes, especially in the mouth, inflammation of the skin, hives, skin redness and irritation, red or purple discoloration of the skin which may be caused by low platelet count, eczema, injection site reaction, allergic reaction or exaggerated immune response, inflammation of the tissue surrounding the bone.

Rare side effects (may affect up to 1 in 1000 people)

Overactive thyroid gland, deterioration of brain function that is a serious complication of liver disease, loss of most fibres in the optic nerve resulting in vision impairment, clouding of the cornea, involuntary movement of the eye, bullous photosensitivity, a disorder in which the body’s immune system attacks part of the peripheral nervous system, heart rhythm or conduction problems (sometimes life threatening), life threatening allergic reaction, disorder of blood clotting system, allergic skin reactions (sometimes severe), including rapid swelling (oedema) of the dermis, subcutaneous tissue, mucosa and submucosal tissues, itchy or sore patches of thick, red skin with silvery scales of skin, irritation of the skin and mucous membranes, life-threatening skin condition that causes large portions of the epidermis, the skin's outermost layer, to detach from the layers of skin below, small dry scaly skin patches, sometimes thick with spikes or ‘horns’

Side effects with frequency not known

Freckles and pigmented spots

Other significant side effects whose frequency is not known, but should be reported to your doctor immediately:

Skin cancer, inflammation of the tissue surrounding the bone, red, scaly patches or ring-shaped skin lesions that may be a symptom of an autoimmune disease called cutaneous lupus erythematosus. As Voriconazole film-coated tablet has been known to affect the liver and the kidney, your doctor should monitor the function of your liver and kidney by doing blood tests. Please advise your doctor if you have any stomach pains or if your stools have a different consistency.

There have been reports of skin cancer in patients treated with Voriconazole film-coated tablet for long periods of time.

Sunburn or severe skin reaction following exposure to light or sun was experienced more frequently in children. If you or your child develops skin disorders, your doctor may refer you to a dermatologist, who after consultation may decide that it is important for you or your child to be seen on a regular basis. Elevated liver enzymes were also observed more frequently in children.

If any of these side effects persist or are troublesome, please tell your doctor. Reporting of side effects

If you get any side effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this leaflet. You can also report side effects directly by Yellow Card Scheme at www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store. By reporting side effects you can help provide more information on the safety of this medicine.

5. How to store Telmisartan tablet

  1. 5. How to store Voriconazole film-coated tablet
  2. • Keep this medicine out of the sight and reach of children.
  3. • Do not use this medicine after the expiry date which is stated on the label. The expiry date refers to the last day of that month.
  4. • This medicinal product does not require any special storage conditions. Do not throw away any medicines via wastewater or household waste. Ask your pharmacist how to throw away medicines you no longer use. These measures will help protect the environment.

6. Contents of the pack and other information

What Voriconazole film-coated tablet contains

  • The active substance is voriconazole.

    Each film-coated tablet contains either 50 mg voriconazole (for Voriconazole 50 mg film-coated tablets) or 200 mg voriconazole (for Voriconazole 200 mg film-coated tablets).

  • The other ingredients are lactose monohydrate, pre-gelatinised starch, croscarmellose sodium, povidone, purified water, magnesium stearate which make up the tablet core and hypromellose, titanium dioxide (E171), lactose monohydrate, triacetin and purified water which make up the film-coat. Also contains lactose monohydrate 67.80 mg per tablet (for Voriconazole 50mg film-coated tablets) or 271.20 mg per tablet (for Voriconazole 200 mg film-coated tablets).

What Voriconazole film-coated tablet looks like and contents of the pack

Voriconazole 50 mg film-coated tablets are supplied as white to off-white, 7 mm round film-coated tablet, debossed with “BS 10” on one side and “50” on the other side. The pack size of 28 tablets (2 x 14) is registered. Voriconazole 200 mg film-coated tablets are supplied as white to off-white, 15.8 x 8 mm capsule-shaped film-coated tablet, debossed with “BS 10” on one side and “200” on the other side. The pack size of 28 tablets (2 x 14) is registered.

Not all pack sizes may be marketed.

Marketing Authorisation Holder

JCSH Pharma Limited

Winslade Shere Road, West Clandon,

Guildford, Surrey, GU4 8SF, United Kingdom

Manufacturer

Sciecure Pharma Limited

5 Millmead, Guildford GU2 4BE, United Kingdom

Voriconazole 50 mg film-coated Tablets MA Number: PL 46447/0071 Voriconazole 200 mg film-coated Tablets MA Number: PL 46447/0072 This leaflet was last revised in August 2026

VTAP2

About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk) · Marketing authorisation: PL 46447/0071

Last revision stated in the text: August 2026 · MHRA data as of 13 October 2026

Found a mistake? Tell us on the contact page.

The information on this site does not replace the advice of a doctor or pharmacist.

Facts about Voriconazole 50 mg film-coated tablets

Prescription needed? Yes, prescription-only medicine (POM)
Active substance Voriconazole
Strength 50 mg
Pharmaceutical form Oral tablet
How is it taken Oral
Is it available? Listed as available (NHS Dictionary of Medicines and Devices – not a record of current supplies)
Drug group (ATC)
  1. J Antiinfectives for systemic use
    1. J02 Antimycotics for systemic use
      1. J02A Antimycotics for systemic use
        1. J02AC Triazole derivatives, systemic antimycotics
          1. J02AC03 voriconazole
Marketing authorisation PL 46447/0071
Codes BNF 05020100

Sources: the MHRA product information (products.mhra.gov.uk) and the NHS Dictionary of Medicines and Devices (dm+d), release 10.2.0 of 19 October 2026, NHS Business Services Authority. Contains public sector information licensed under the Open Government Licence v3.0.