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Posaconazole Biocon 100 mg gastro-resistant 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:
100 mg
Contains active substance:

Patient leaflet - Posaconazole Biocon 100 mg gastro-resistant tablets

1. What Posaconazole Biocon is and what it is used for

Posaconazole Biocon contains a medicine called posaconazole. This belongs to a group of medicines called “antifungals”. It is used to prevent and treat many different fungal infections.

This medicine works by killing or stopping the growth of some types of fungi that can cause infections.

Posaconazole Biocon can be used in adults to treat fungal infections caused by fungi of the Aspergillus family.

  • Posaconazole Biocon can be used in adults and

    children from 2 years of age weighing more than 40 kg to treat the following types of fungal infections:

    • infections caused by fungi of the Aspergillus

      family that have not improved during treatment with the antifungal medicines amphotericin B or itraconazole or when these medicines have had to be stopped;

    • infections caused by fungi of the Fusarium

      family that have not improved during treatment with amphotericin B or when amphotericin B has had to be stopped;

    • infections caused by fungi that cause the

      conditions known as “chromoblastomycosis” and “mycetoma” that have not improved during treatment with itraconazole or when itraconazole has had to be stopped;

    • infections caused by a fungus called

      Coccidioides that have not improved during treatment with one or more of amphotericin B, itraconazole or fluconazole or when these medicines have had to be stopped. This medicine can also be used to prevent fungal infections in adults and children from 2 years of age weighing more than 40 kg who are at high-risk of getting a fungal infection, such as:

    • patients who have a weak immune system

      due to having chemotherapy for “acute myelogenous leukaemia” (AML) or “myelodysplastic syndromes” (MDS)

    • patients having “high-dose

      immunosuppressive therapy” after “hematopoietic stem cell transplant” (HSCT).

2. What you need to know before you take Posaconazole

Do not take Posaconazole Biocon

  • if you are allergic to posaconazole or any of

    the other ingredients of this medicine (listed in section 6).

  • if you are taking: terfenadine, astemizole,

    cisapride, pimozide, halofantrine, quinidine, any medicines that contain “ergot alkaloids” such as ergotamine or dihydroergotamine, or a “statin” such as simvastatin, atorvastatin or lovastatin.

  • if you have just started taking venetoclax

    or your venetoclax dose is being slowly increased for treatment of chronic lymphocytic leukaemia (CLL).

Do not take Posaconazole Biocon if any of the above apply to you. If you are not sure, talk to your doctor or pharmacist before taking Posaconazole. See “Other medicines and Posaconazole Biocon” below for more information including information on other medicines which may interact with Posaconazole.

Warnings and precautions

Talk to your doctor, pharmacist or nurse before taking Posaconazole Biocon if you:

  • have had an allergic reaction to another

    antifungal medicine such as ketoconazole, fluconazole, itraconazole or voriconazole.

  • have or have ever had liver problems. You may

    need to have blood tests while you are taking this medicine.

  • develop severe diarrhoea or vomiting, as these

    conditions may limit the effectiveness of this medicine.

  • have an abnormal heart rhythm tracing (ECG)

    that shows a problem called long QTc interval

  • have a weakness of the heart muscle or heart

    failure

  • have a very slow heartbeat
  • have heart rhythm disturbance
  • have any problem with potassium, magnesium or

    calcium levels in your blood

  • are taking vincristine, vinblastine and other

    “vinca alkaloids” (medicines used to treat cancer).

  • are taking venetoclax (a medicine used to treat

    cancer).

You should avoid sun exposure while being treated. It is important to cover sun exposed areas of skin with protective clothing and use sunscreen with a high sun protection factor (SPF), as an increased sensitivity of skin to the sun’s UV rays may occur. If any of the above apply to you (or you are not sure), talk to your doctor, pharmacist or nurse before taking Posaconazole Biocon.

If you develop severe diarrhoea or vomiting (being sick) while taking Posaconazole Biocon, talk to your doctor, pharmacist or nurse straight away, as this may stop it from working properly. See section 4 for more information.

Children

Posaconazole Biocon should not be given to children younger than 2 years of age.

Other medicines and Posaconazole Biocon

Tell your doctor or pharmacist if you are taking, have recently taken or might take any other medicines.

Do not take Posaconazole Biocon if you are taking any of the following:

  • terfenadine (used to treat allergies)
  • astemizole (used to treat allergies)
  • cisapride (used to treat stomach problems)
  • pimozide (used to treat symptoms of Tourette’s

    and mental illness)

    • halofantrine (used to treat malaria)
    • quinidine (used to treat abnormal heart

      rhythms).

Posaconazole Biocon can increase the amount of these medicines in the blood which may lead to very serious changes to your heart rhythm.

  • any medicines that contain “ergot alkaloids”

    such as ergotamine or dihydroergotamine used to treat migraines. Posaconazole can increase the amount of these medicines in the blood which may lead to a severe decrease in blood flow to your fingers or toes and could cause damage to them.

  • a “statin” such as simvastatin, atorvastatin or

    lovastatin used to treat high cholesterol.

  • venetoclax when used at the start of the

    treatment of a type of cancer, chronic lymphocytic leukaemia (CLL).

Do not take Posaconazole Biocon if any of the above apply to you. If you are not sure, talk to your doctor or pharmacist before taking this medicine. Other medicines

Look at the list of medicines given above that must not be taken while you are taking Posaconazole Biocon. In addition to the medicines named above there are other medicines that carry a risk of rhythm problems that may be greater when they are taken with Posaconazole Biocon. Please make sure you tell your doctor about all the medicines you are taking (prescribed or non-prescribed).

Certain medicines may increase the risk of side effects of Posaconazole Biocon by increasing the amount of Posaconazole in the blood.

The following medicines may decrease the effectiveness of Posaconazole Biocon by decreasing the amount of Posaconazole in the blood:

  • rifabutin and rifampicin (used to treat certain

    infections). If you are already taking rifabutin, you will need a blood test and you will need to look out for some possible side effects of rifabutin.

  • phenytoin, carbamazepine, phenobarbital or

    primidone (used to treat or prevent fits).

  • efavirenz and fosamprenavir used to treat HIV

    infection.

  • flucloxacillin (antibiotic used against bacterial

    infections).

Posaconazole Biocon may possibly increase the risk of side effects of some other medicines by increasing the amount of these medicines in the blood. These medicines include:

  • vincristine, vinblastine and other “vinca

    alkaloids” (used to treat cancer)

  • venetoclax (used to treat cancer)
  • ciclosporin (used during or after transplant

    surgery)

  • tacrolimus and sirolimus (used during or after

    transplant surgery)

  • rifabutin (used to treat certain infections)
  • medicines used to treat HIV called protease

    inhibitors (including lopinavir and atazanavir, which are given with ritonavir)

  • midazolam, triazolam, alprazolam or other

    “benzodiazepines” (used as sedatives or muscle relaxants)

  • diltiazem, verapamil, nifedipine,

    nisoldipine or other “calcium channel blockers” (used to treat high blood

    pressure)

  • digoxin (used to treat heart failure)
  • glipizide or other “sulfonylureas” (used to

    treat high blood sugar)

  • all-trans retinoic acid (ATRA), also called

    tretinoin (used to treat certain blood cancers).

If any of the above apply to you (or you are not sure), talk to your doctor or pharmacist before taking Posaconazole Biocon.

Pregnancy and breast-feeding

Tell your doctor if you are or think you are pregnant before you start to take Posaconazole Biocon. Do not take Posaconazole Biocon if you are pregnant unless you are told to by your doctor. If you are a woman who could become pregnant you should use effective contraception while you are taking this medicine. If you become pregnant while you are taking Posaconazole Biocon, contact your doctor straight away.

Do not breast-feed while taking Posaconazole Biocon. This is because small amounts may pass into breast milk.

Driving and using machines

You may feel dizzy, sleepy, or have blurred vision while taking Posaconazole Biocon, which may affect your ability to drive or use tools or machines. If this happens, do not drive or use any tools or machines and contact your doctor.

Posaconazole Biocon contains sodium

This medicine contains less than 1 mmol sodium (23 mg) per tablet, that is to say essentially ‘sodium-free’.

3. How to take Posaconazole Biocon

Do not switch between Posaconazole Biocon tablets and posaconazole oral suspension without talking to your doctor or pharmacist because it may result in a lack of efficacy or an increased risk of adverse reactions.

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

How much to take

The usual dose is 300 mg (three 100 mg tablets) twice a day on the first day, then 300 mg (three 100 mg tablets) once a day, thereafter.

The length of treatment may depend on the type of infection that you have and may be individually adapted for you by your doctor. Do not adapt your dose yourself before consulting your doctor or change your treatment regimen.

Taking this medicine

  • Swallow the tablet whole with some water.
  • Do not crush, chew, break or dissolve the tablet.
  • Tablets may be taken with or without food. If you take more Posaconazole Biocon than you should

If you think that you may have taken too much Posaconazole, talk to a doctor or go to the hospital straight away.

If you forget to take Posaconazole Biocon

  • If you forget a dose, take it as soon as you

    remember it.

  • However, if it is almost time for your next dose,

    skip the missed dose and go back to your regular schedule.

  • Do not take a double dose to make up for a

    forgotten dose.

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. Serious side effects

Tell your doctor, pharmacist or nurse straight away if you notice any of the following serious side effects – you may need urgent medical treatment:

FRONT SIDE

  • nausea or vomit (feeling or being sick), diarrhoea
  • signs of liver problems - these include yellowing

    of your skin or whites of the eyes, unusually dark urine or pale faeces, feeling sick for no reason, stomach problems, loss of appetite or unusual tiredness or weakness, an increase in liver enzymes shown up in blood tests

  • allergic reaction.

Other side effects

Tell your doctor, pharmacist or nurse if you notice any of the following side effects:

Common: the following may affect up to 1 in 10 people

  • a change in the salt level in your blood shown in

    blood tests - signs include feeling confused or weak

  • abnormal skin sensations, such as numbness,

    tingling, itching, creeping, pricking or burning

  • headache
  • low potassium levels – shown up in blood tests
  • low magnesium levels – shown up in blood tests
  • high blood pressure
  • loss of appetite, stomach pain or upset stomach,

    passing wind, dry mouth, changes in your taste

  • heartburn (a burning sensation in the chest rising

    up to the throat)

  • low levels of “neutrophils” a type of white blood

    cell (neutropenia) –this can make you more likely to get infections and be shown up in blood tests

  • fever
  • feeling weak, dizzy, tired or sleepy
  • rash
  • itching
  • constipation
  • rectal discomfort

Uncommon: the following may affect up to 1 in 100 people

  • anaemia - signs include headaches, feeling tired

    or dizzy, being short of breath or looking pale and a low level of haemoglobin shown up in blood tests

  • low level of platelets (thrombocytopenia) shown

    in blood tests – this may lead to bleeding

  • low level of “leukocytes” a type of white blood

    cell (leukopenia) shown in blood tests – this can make you more likely to get infections

  • high level of “eosinophils” a type of white blood

    cell (eosinophilia) – this can happen if you have inflammation

  • inflammation of the blood vessels
  • heart rhythm problems
  • fits (convulsions)
  • nerve damage (neuropathy)
  • abnormal heart rhythm – shown up on a heart

    trace (ECG), palpitations, slow or fast heartbeat, high or low blood pressure

  • low blood pressure
  • inflammation of the pancreas (pancreatitis) –

    this may cause severe stomach pain

  • oxygen supply to the spleen is interrupted

    (splenic infarction) - this may cause severe stomach pain

  • severe kidney problems – signs include passing

    more or less urine, that is a different colour than usual

    • high blood levels of creatinine – shown in

      blood tests

    • cough, hiccups
    • nose bleeds
    • severe sharp chest pain when breathing in

      (pleuritic pain)

    • swelling of lymph glands

      (lymphadenopathy)

    • reduced feeling of sensitivity especially

      on the skin

    • tremor
  • high or low blood sugar levels
  • blurred vision, sensitivity to light
  • hair loss (alopecia)
  • mouth ulcers
  • shivering, feeling generally unwell
  • pain, back or neck pain, pain in arms or legs
  • water retention (oedema)
  • menstrual problems (abnormal vaginal bleeding)
  • inability to sleep (insomnia)
  • being completely or partially unable to talk
  • swelling of the mouth
  • abnormal dreams, or difficulty sleeping
  • problems with co-ordination or balance
  • mucosal inflammation
  • stuffy nose
  • difficulty breathing
  • chest discomfort
  • feeling bloated
  • mild to severe nausea, vomiting, cramps and

    diarrhoea, usually caused by a virus, stomach pain

  • belching
  • feeling jittery

Rare: the following may affect up to 1 in 1,000 people

  • pneumonia – signs include feeling short of

    breath and producing discoloured phlegm

  • high blood pressure in the blood vessels in the

    lungs (pulmonary hypertension) this can cause serious damage to your lungs and heart

  • blood problems such as unusual blood clotting or

    prolonged bleeding

  • severe allergic reactions, including widespread

    blistering rash and skin peeling

  • mental problems such as hearing voices or

    seeing things that are not there

  • fainting
  • having problems thinking or talking, having

    jerking movements, especially in your hands that you cannot control

  • stroke – signs include pain, weakness,

    numbness, or tingling in the limbs

  • having a blind or dark spot in your field of vision
  • heart failure or heart attack which could lead

    to the heart stopping beating and death, heart rhythm problems, with sudden death

  • blood clots in your legs (deep vein thrombosis) –

    signs include intense pain or swelling of the legs

  • blood clots in your lungs (pulmonary embolism)

    • signs include feeling short of breath or pain while breathing
  • bleeding into your stomach or gut – signs

    include vomiting blood or passing blood in your stool

  • a blockage in your gut (intestinal obstruction)

    especially in the “ileum”. The blockage will prevent the contents of your intestine from passing through to the lower bowel signs

    • include feeling bloated, vomiting, severe constipation, loss of appetite, and cramps
  • “haemolytic uraemic syndrome” when red blood

    cells breakup (haemolysis) which may happen with or without kidney failure

  • “pancytopenia” low level of all blood cells (red

    and white blood cells and platelets) shown in blood tests

  • large purple discolourations on the skin

    (thrombotic thrombocytopenic purpura)

  • swelling of the face or tongue
  • depression
  • double vision
  • breast pain
  • adrenal glands not working properly – this may

    cause weakness, tiredness, loss of appetite, skin discolouration

    • pituitary gland not working properly – this may cause low blood levels of some hormones that affect the function of the male or female sex organs
    • hearing problems
    • pseudoaldosteronism, which results in high blood pressure with a low potassium level (shown
    • in blood test)

Not known: frequency cannot be estimated from the available data

  • some patients have also reported feeling confused after taking Posaconazole.
  • redness of the skin

Tell your doctor, pharmacist or nurse if you notice any of the side effects listed above.

Reporting of side effects

If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side effects not listed in this leaflet. You can also report side effects directly via the 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 Posaconazole Biocon

Keep this medicine out of the sight and reach of children.

Do not use this medicine after the expiry date which is stated on the blister after EXP. The expiry date refers to the last day of that month. This medicine 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 Posaconazole Biocon contains

The active substance in Posaconazole Biocon is posaconazole. Each tablet contains 100 mg of posaconazole.

The other ingredients are:

Core tablet:

Hypromellose acetate succinate, hydroxy propyl cellulose (E463), cellulose microcrystalline (E460), croscarmellose sodium, silica colloidal anhydrous, magnesium stearate.

Film coating:

poly (vinyl alcohol), titanium dioxide (E171), macrogol, talc (E553b), iron oxide yellow (E172), ferrosoferric oxide

What Posaconazole Biocon looks like and contents of the pack

Posaconazole Biocon gastro-resistant tablets are pale yellow to yellow, oval, biconvex, film coated tablets approximate 17.5 mm length and 6.7 mm width, debossed with ‘B100’ on one side and plain on the other side, packaged in a blister in cartons of 24 (2x12) or 96 (8x12) tablets.

Not all pack sizes may be marketed.

Marketing Authorisation Holder and Manufacturer

Marketing Authorisation Holder

Biocon Pharma UK Limited

16, Great Queen Street

Covent Garden

London, WC2B 5AH

United Kingdom

Manufacturer

Biocon Pharma UK Limited

Hamilton House,

Mabledon Place,

London, WC1H 9BB,

United Kingdom or

KM Biosciences Ltd,

Hamilton House,

Mabledon Place,

London, WC1H 9BB,

United Kingdom

This leaflet was last revised in 05/2026

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Biocon Pharma Limited Unfolded Dimension: 560 mm (L) x 160 mm (W)

Folded Dimension: 160 mm (L) x 35 mm (W) Posaconazole Biocon 100 mg gastro-resistant tablets Leaflet

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About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk) · Marketing authorisation: PL 50674/0011

Last revision stated in the text: May 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 Posaconazole Biocon 100 mg gastro-resistant tablets

Prescription needed? Yes, prescription-only medicine (POM)
Active substance Posaconazole
Strength 100 mg
Pharmaceutical form Gastro-resistant 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. J02AC04 posaconazole
Marketing authorisation PL 50674/0011
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.