Patient Medication Information: uses, side effects, how to take - GLN-Posaconazole
Serious Warnings and Precautions
Avoid taking GLN-POSACONAZOLE with any of the following:
If you are taking GLN-POSACONAZOLE with any of the following your healthcare professional may have to reduce your dose and monitor you closely:
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What is GLN-POSACONAZOLE used for?
GLN-POSACONAZOLE delayed-release tablets are used:
- to prevent fungal infections caused by the fungi Aspergillus and Candida in patients whose immune systems may be weakened due to other medicines or diseases.
- to treat fungal infections caused by Aspergillus that have not improved during treatment with the anti-fungal medicines amphotericin B or itraconazole or in patients who cannot tolerate these medicines.
- GLN-POSACONAZOLE delayed-release tablets can be used in patients 13 years of age and older.
How does GLN-POSACONAZOLE work?
GLN-POSACONAZOLE belongs to a group of medicines called triazole antifungal agents. GLN-POSACONAZOLE works by killing or stopping the growth of some types of fungi that can cause infections in humans.
What are the ingredients in GLN-POSACONAZOLE?
Medicinal ingredients: Posaconazole
Non-medicinal ingredients:
GLN-POSACONAZOLE Delayed-Release Tablets: Colloidal silicon dioxide, croscarmellose sodium, hydroxypropylcellulose, hypromellose acetate succinate, magnesium stearate, microcrystalline cellulose, talc, Opadry II Beige [consists of the following ingredients: iron oxide red, iron oxide yellow, Macrogol/PEG 3350 (polyethylene glycol 3350), polyvinyl alcohol partially hydrolyzed, titanium dioxide and talc]. The imprinting ink consist of ammonium hydroxide, ferrosoferric oxide, isopropyl alcohol, N-butyl alcohol, propylene glycol and shellac glaze.
Posaconazole comes in the following dosage forms:
GLN-POSACONAZOLE Delayed-Release Tablets: 100 mg
Do not use GLN-POSACONAZOLE if:
- you are hypersensitive (allergic) to posaconazole or to any of the other ingredients in GLN-POSACONAZOLE (see What are the ingredients in GLN-POSACONAZOLE? section).
you are taking any of the following medicines:
- ergot alkaloids, used to treat migraines
- cisapride, used to treat stomach problems
- pimozide, used to treat mental health problems
- quinidine, used to treat irregular heartbeat
- terfenadine and astemizole, used to treat allergies
- certain statin medicines that lower cholesterol, such as atorvastatin, lovastatin, simvastatin
- sirolimus, used in transplant patients
To help avoid side effects and ensure proper use, talk to your healthcare professional before you take GLN-POSACONAZOLE. Talk about any health conditions or problems you may have, including if you:
- have had an allergic reaction to other antifungal medicines such as ketoconazole, fluconazole, itraconazole or voriconazole.
- are taking certain medicines that suppress your immune system such as cyclosporine and tacrolimus. Serious side effects that have been fatal, have happened in patients taking cyclosporine in combination with GLN-POSACONAZOLE. Your healthcare professional may adjust your dose of these immune suppressants and monitor their blood levels if you are taking them with GLN-POSACONAZOLE.
are taking certain medicines used to treat cancer such as venetoclax and vincristine. Toxicity from vincristine has happened in patients taking it in combination with GLN-POSACONAZOLE. This has caused serious side effects such as:
- Damage to nervous tissue
- Seizures
- Numbness, pain and weakness in hand and feet due to damage to nerves
- Muscles cramps, nausea, vomiting and confusion due to water retention in body
- Blockage of the intestine (abdominal pain).
have or have had liver problems.
have kidney problems.
- have a history of heart problems, including heart failure, an irregular heartbeat, a slow heartbeat or a genetic condition called “congenital or acquired QT prolongation”.
- have problems with your electrolytes (low levels of potassium, magnesium or calcium in your blood).
- suffer from excessive vomiting or diarrhea.
are breastfeeding. Do not breastfeed while being treated with GLN-POSACONAZOLE unless you have discussed the risks and benefits with your healthcare professional.
- are pregnant or planning on becoming pregnant. Do not use GLN-POSACONAZOLE during pregnancy unless you have discussed the risks and benefits with your healthcare professional. If you are a woman who could become pregnant, you must use effective birth control while you are being treated with GLN-POSACONAZOLE. Tell your healthcare professional immediately if you become pregnant while being treated with GLN-POSACONAZOLE.
Other warnings you should know about:
Blood tests: GLN-POSACONAZOLE can cause abnormal blood test results. Your healthcare professional may ask you to have blood tests while you are being treated with GLN-POSACONAZOLE.
Driving and using machines: Do not drive or operate machinery if you experience sleepiness or blurred vision.
Tell your healthcare professional about all the medicines you take, including any drugs, vitamins, minerals, natural supplements or alternative medicines. The following medicines must not be taken with GLN-POSACONAZOLE:
- cisapride, used to treat stomach problems
- pimozide, used to treat mental health problems
- quinidine, used to treat irregular heartbeat
- ergot alkaloids, used to treat migraines
- terfenadine and astemizole, used to treat allergies
- certain statin medicines that lower cholesterol, such as atorvastatin, lovastatin, simvastatin
- sirolimus, used in transplant patients
The following may interact with GLN-POSACONAZOLE:
- rifabutin or rifampin, antibiotics used to treat bacterial infections like tuberculosis
- phenytoin, used to prevent seizures
- efavirenz, fosamprenavir, atazanavir and atazanavir/ritonavir, used to treat HIV infection
- vinca alkaloids, including vincristine, used to treat cancer
- venetoclax, used to treat cancer
- cyclosporine and tacroliumus, used in transplant patients
- midazolam, used as a sedative to help you sleep
- statins, used to treat high cholesterol
- calcium channel blockers, used to treat high blood pressure
- digoxin, used to treat heart failure
How to take GLN-POSACONAZOLE:
- GLN-POSACONAZOLE must only be used as directed by your healthcare professional.
- Your healthcare professional will decide how long you are to be treated with GLN-POSACONAZOLE and your dose depending on your condition and how you respond to treatment.
- Do not stop treatment early because your infection may not be fully cured. Even if you feel well, your immune system may still be weakened and you may still need treatment to prevent an infection.
- Do not switch between GLN-Posaconazole delayed-release tablets, posaconazole oral suspension and Posaconazole solution for injection without talking to your healthcare professional. The dosing is different for each formulations.
Posaconazole delayed-release tablets can be taken with or without food.
- Posaconazole delayed-release tablets must be swallowed whole. Use plenty of water if you have some difficulty swallowing.
- Do not crush, chew, break, or dissolve the tablets.
Usual dose:
GLN-POSACONAZOLE Delayed-Release Tablets:
- Take 300 mg (three 100 mg tablets) twice on the first day.
- After the first day take 300 mg (three 100 mg tablets) once a day.
Overdose:
Take your bottle of GLN-POSACONAZOLE with you.
| If you think you, or a person you are caring for, have taken too much GLN-POSACONAZOLE, contact a healthcare professional, hospital emergency department, or regional poison control centre immediately, even if there are no symptoms. |
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Missed Dose:
If you miss taking a dose of GLN-POSACONAZOLE, take it as soon as possible. However, if it is almost time for the next dose, skip the missed dose and go back to the regular dosing schedule. Do not take a double dose to make up for the forgotten dose.
What are possible side effects from using GLN-POSACONAZOLE?
These are not all the possible side effects you may have when taking GLN-POSACONAZOLE. If you experience any side effects not listed here, tell your healthcare professional.
Side effects may include:
- diarrhea
- gas
- nausea, vomiting
- stomach pain
- loss of appetite
- abnormal taste in the mouth
- dry mouth
- swelling in the mouth
- headache
- dizziness
- numbness or tingling
- sleepiness, tiredness
- weakness
- rash
- cough, shortness of breath
Serious side effects and what to do about them
| Symptom / effect | Talk to your healthcare professional | Stop taking drug and get immediate medical help |
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| Only if severe | In all cases | |
| COMMON | ||
| Anemia (low red blood cells): shortness of breath, feeling very tired, pale skin, | ||
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Serious side effects and what to do about them
| Symptom / effect | Talk to your healthcare professional | Stop taking drug and get immediate medical help | |
|---|---|---|---|
| Only if severe | In all cases | ||
| fast heartbeat, loss of energy, or weakness. | |||
| Neutropenia (low white blood cells): infections (fever, chills, sore throat, mouth sores), weakness, fatigue, aches and pains, and flu-like symptoms. |
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| Thrombocytopenia (low blood platelets): bruising or bleeding for longer than usual if you hurt yourself, fatigue and weakness, nosebleeds, tiny red spots on the skin. |
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| Electrolyte imbalance (low levels of potassium, magnesium or calcium in your blood): weakness, fatigue, muscle cramps. |
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| Edema: swelling of the hands or feet. |
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| UNCOMMON | |||
| Heart problems: very slow, fast or irregular heartbeat, shortness of breath, light-headedness, fainting. |
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| RARE | |||
| Allergic reaction: severe skin blistering, peeling, rash, swollen lips, mouth and throat, difficulty in breathing. |
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| Liver problems (including liver failure): dark colored urine, pale stools, yellowing of the skin and eyes, abdominal pain, nausea, vomiting. |
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If you have a troublesome symptom or side effect that is not listed here or becomes bad enough to interfere with your daily activities, tell your healthcare professional.
Reporting Side Effects
You can report any suspected side effects associated with the use of health products to Health Canada by:
NOTE: Contact your health professional if you need information about how to manage your side effects. The Canada Vigilance Program does not provide medical advice. |
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Storage: Keep out of the reach and sight of children. Do not use this product after the expiry date stated on the label.
GLN-POSACONAZOLE Delayed-Release Tablets:
Store at room temperature (15°C to 30°C).
If you want more information about GLN-POSACONAZOLE:
- Talk to your healthcare professional
- Find the full product monograph that is prepared for healthcare professionals and includes this Patient Medication Information by visiting the Health Canada website: https://www.canada.ca/en/health-canada/services/drugs-health-products/drug-products/drug-product-database.html; or by contacting Glenmark Pharmaceuticals Canada Inc. at 1-844-801-7468.
Glenmark Pharmaceuticals Canada Inc.
1600 Steeles Ave. West
Suite 407, Concord, ON
L4K 4M2
Last Approved: October 3, 2023