How to use Tolzurin
Contents of the leaflet
- Package Leaflet: Information for the Patient
- Tolzurin, 2 mg, Prolonged-Release Hard Capsules
- Tolzurin, 4 mg, Prolonged-Release Hard Capsules
- What is Tolzurin and what is it used for
- Important information before taking Tolzurin
- How to take Tolzurin
- Possible side effects
- How to store Tolzurin
- Contents of the pack and other information
- What Tolzurin contains
- What Tolzurin looks like and contents of the pack
- Marketing authorization holder and manufacturer
- This medicinal product is authorized in the Member States of the European Economic Area and in the United Kingdom (Northern Ireland) under the following names:
- Date of last revision of the package leaflet: 07/2023
Package Leaflet: Information for the Patient
Tolzurin, 2 mg, Prolonged-Release Hard Capsules
Tolzurin, 4 mg, Prolonged-Release Hard Capsules
Tolterodine tartrate
Read the package leaflet carefully before taking the medicine, as it contains important information for the patient.
- -Keep this package leaflet, you may need to read it again.
- In case of any doubts, consult a doctor or pharmacist.
- This medicine has been prescribed to you by a doctor, do not pass it on to others. It may harm them, even if their symptoms are the same as yours.
- If you experience any side effects, including those not listed in this package leaflet, inform your doctor or pharmacist. See section 4.
Table of Contents of the Package Leaflet
- 1. What is Tolzurin and what is it used for
- 2. Important information before taking Tolzurin
- 3. How to take Tolzurin
- 4. Possible side effects
- 5. How to store Tolzurin
- 6. Contents of the pack and other information
1. What is Tolzurin and what is it used for
The active substance in Tolzurin is tolterodine. Tolterodine belongs to a group of medicines called antimuscarinic agents.
Tolzurin is used to treat the symptoms of overactive bladder syndrome. When overactive bladder syndrome occurs, patients may experience:
- inability to control urination,
- sudden need to urinate quickly without prior sensation and/or frequent urination.
2. Important information before taking Tolzurin
When not to take Tolzurin
- if you are allergic to tolterodine or any of the other ingredients of this medicine;
- if you are unable to urinate (urinary retention);
- if you have uncontrolled narrow-angle glaucoma (increased pressure in the eye with loss of vision);
- if you have significant muscle weakness (myasthenia gravis);
- if you have ulcerative colitis (inflammation of the colon);
- if you have toxic megacolon (a serious condition of the colon).
Warnings and precautions
Before starting to take Tolzurin, discuss with your doctor or pharmacist:
- if you have difficulty urinating and/or urinate with a weak stream;
- if you have gastrointestinal diseases that affect the passage and/or digestion of food;
- if you have kidney problems (renal insufficiency);
- if you have liver disease;
- if you have neurological disorders that affect blood pressure, intestines, or sexual function (any autonomic nervous system neuropathy);
- if you have a hiatal hernia (a condition where part of the stomach bulges up into the chest through an opening in the diaphragm);
- if you have decreased intestinal movement or severe constipation (decreased gastrointestinal motility);
- if you have any heart disease, including:
- abnormal heart rhythm (ECG),
- slow heart rate (bradycardia),
- significant, previously diagnosed heart diseases such as:
- heart muscle weakness (cardiomyopathy),
- reduced blood flow through the heart (myocardial ischemia),
- irregular heartbeat (arrhythmia)
- and heart failure;
- if you have low levels of potassium (hypokalemia), calcium (hypocalcemia), or magnesium (hypomagnesemia) in the blood.
Tolzurin and other medicines
Tell your doctor about all the medicines you are taking now or have taken recently, as well as any medicines you plan to take.
Tolterodine, the active substance in Tolzurin, may interact with other medicines.
Do not take Tolzurin with:
- certain antibiotics (e.g., erythromycin, clarithromycin);
- medicines used to treat fungal infections (e.g., ketoconazole, itraconazole);
- medicines used to treat HIV.
Be cautious when taking Tolzurin with:
- medicines that affect the passage of food (e.g., metoclopramide and cisapride);
- medicines used to treat irregular heartbeat (e.g., amiodarone, sotalol, quinidine, procainamide);
- and other medicines that work in a similar way to Tolzurin (antimuscarinic properties) or medicines that work in the opposite way to Tolzurin (cholinergic properties). If in doubt, consult your doctor.
Tolzurin with food and drink
Tolzurin can be taken before, after, or during a meal.
Pregnancy and breastfeeding
If you are pregnant or breastfeeding, think you may be pregnant, or are planning to have a baby, ask your doctor or pharmacist for advice before taking this medicine.
Pregnancy
Do not take Tolzurin during pregnancy.
Breastfeeding
It is not known whether tolterodine, the active substance in Tolzurin, is excreted in breast milk. Do not take Tolzurin while breastfeeding.
Driving and using machines
Tolzurin may cause dizziness, tiredness, and affect vision, which may impair your ability to drive or operate machinery.
Tolzurin contains lactose
If you have been told that you have an intolerance to some sugars, contact your doctor before taking this medicine.
Tolzurin contains sodium
This medicine contains less than 1 mmol (23 mg) of sodium per dose, which is considered to be essentially sodium-free.
3. How to take Tolzurin
Dosage
Always take this medicine exactly as your doctor has told you.
In case of doubt, consult your doctor or pharmacist.
Prolonged-release hard capsules are for oral use and should be swallowed whole.
Do not chew the capsules.
Adults
The recommended dose is one 4 mg prolonged-release hard capsule per day.
Patient with liver or kidney disease or troublesome side effects:
Your doctor may reduce the dose of Tolzurin to one 2 mg capsule per day.
Use in children
Tolzurin is not recommended for use in children.
If you take more Tolzurin than you should
If you have taken too many capsules, contact your doctor or pharmacist immediately.
If you forget to take Tolzurin
If you miss a dose, take it as soon as you remember, unless it is almost time for your next dose. In this case, skip the missed dose and continue with your normal schedule.
Do not take a double dose to make up for a forgotten dose.
Stopping Tolzurin treatment
Your doctor will tell you how long to take Tolzurin.
Do not stop treatment early, as it may take time for your bladder to adapt.
Complete the treatment with the capsules as prescribed by your doctor.
Contact your doctor if you have not seen any effect after this time.
The effect of the treatment should be evaluated after 2-3 months.
Always consult your doctor if you are considering stopping treatment.
In case of any further doubts about the use of this medicine, consult your doctor or pharmacist.
4. Possible side effects
Like all medicines, Tolzurin can cause side effects, although not everybody gets them.
Contact your doctor or go to the emergency room if you experience symptoms of an allergic reaction, such as:
- swelling of the face, tongue, or throat;
- difficulty swallowing;
- hives and difficulty breathing.
This reaction occurs uncommonly (in less than 1 in 100 patients).
Contact your doctor or go to the emergency room if you experience:
- chest pain, difficulty breathing, easy fatigue (even at rest), difficulty breathing at night, swelling of the legs. These may be symptoms of heart failure. This occurs uncommonly (in less than 1 in 100 patients).
During treatment with tolterodine, the following side effects have been observed with the following frequency:
Very common(may affect more than 1 in 10 people):
- dry mouth.
Common(may affect up to 1 in 10 people):
- sinusitis;
- dizziness, drowsiness, headache;
- dry eyes, blurred vision;
- difficulty digesting food (dyspepsia), constipation, abdominal pain, excessive air or gas in the stomach or intestines;
- painful or difficult urination;
- fatigue;
- excess fluid in the body causing swelling (e.g., in the ankles);
- diarrhea.
Uncommon(may affect up to 1 in 100 people):
- allergic reactions;
- nervousness;
- tingling sensation in the fingers and toes;
- vertigo;
- palpitations, heart failure, irregular heartbeat;
- inability to empty the bladder;
- chest pain;
- memory disorders.
Additional reported reactions include severe allergic reactions, confusion, hallucinations, rapid heartbeat, skin redness, heartburn, vomiting, severe swelling of the skin, especially around the mouth, eyes, genitals, hands, or feet (angioedema), dry skin, and disorientation.
There have also been reports of worsening symptoms of dementia in patients being treated for this condition.
Reporting side effects
If you experience any side effects, including those not listed in this package leaflet, inform your doctor or pharmacist.
Side effects can be reported directly to the Department of Drug Safety Monitoring of Medicinal Products, Medical Devices, and Biocidal Products, Al. Jerozolimskie 181C, 02-222 Warsaw, tel.: +48 22 49 21 301, fax: +48 22 49 21 309, website: https://smz.ezdrowie.gov.pl.
Side effects can also be reported to the marketing authorization holder.
Reporting side effects will help to gather more information on the safety of this medicine.
5. How to store Tolzurin
Keep this medicine out of the sight and reach of children.
Do not use this medicine after the expiry date stated on the carton and blister after EXP.
The expiry date refers to the last day of the month.
Do not store above 25°C.
Medicines should not be disposed of via wastewater or household waste.
Ask your pharmacist how to dispose of medicines no longer required.
This will help protect the environment.
6. Contents of the pack and other information
What Tolzurin contains
The active substance in Tolzurin, 2 mg, prolonged-release hard capsules is 2 mg of tolterodine tartrate, which corresponds to 1.37 mg of tolterodine.
The active substance in Tolzurin, 4 mg, prolonged-release hard capsules is 4 mg of tolterodine tartrate, which corresponds to 2.74 mg of tolterodine.
The other ingredients are:
Lactose monohydrate, microcrystalline cellulose, polyvinyl acetate, povidone, colloidal silicon dioxide, sodium lauryl sulfate, sodium docusate, magnesium stearate, hypromellose.
Capsule shell: indigo carmine (E 132), quinoline yellow (only in 2 mg capsules) (E 104), titanium dioxide (E 171), gelatin.
Inner tablet coating: ethylcellulose, triethyl citrate, methacrylic acid, and ethyl acrylate copolymer, dispersion 30%, propylene glycol.
What Tolzurin looks like and contents of the pack
Tolzurin is available in the form of prolonged-release hard capsules for once-daily oral administration.
Tolzurin, 2 mg, prolonged-release hard capsules are green, size 1, hard gelatin capsules containing two white, round, biconvex, film-coated tablets.
Tolzurin, 4 mg, prolonged-release hard capsules are light blue, size 1, hard gelatin capsules containing four white, round, biconvex, film-coated tablets.
Tolzurin, 2 mg, prolonged-release hard capsules are available in the following pack sizes:
PVC/PE/PVDC/Aluminum blisters containing: 28, 56, 84 prolonged-release hard capsules.
Tolzurin, 4 mg, prolonged-release hard capsules are available in the following pack sizes:
PVC/PE/PVDC/Aluminum blisters containing: 28, 56, 84, 98 prolonged-release hard capsules.
Not all pack sizes may be marketed.
Marketing authorization holder and manufacturer
Marketing authorization holder
Recordati Polska sp. z o.o.
al. Armii Ludowej 26
00-609 Warsaw
Manufacturer/Importer
Pharmathen S.A.
6, Dervenakion St., 15351 Pallini, Attiki, Greece
Pharmathen International S.A.
Industrial Park Sapes
Rodopi Prefecture, Block 5, 69300 Rodopi, Greece
This medicinal product is authorized in the Member States of the European Economic Area and in the United Kingdom (Northern Ireland) under the following names:
United Kingdom
Neditol XL 2 mg, 4 mg prolonged-release capsules
(Northern Ireland)
Cyprus
Tolterana 2 mg, 4 mg prolonged-release capsules
Germany
Tolterodin PUREN 4 mg Hartkapseln, retardiert
Spain
Tolterodina Neo Edigen 4 mg cápsulas duras de liberación prolongada EFG
Poland
Tolzurin
Greece
Toldesor 2 mg, 4 mg prolonged-release capsules
Date of last revision of the package leaflet: 07/2023

- Country of registration
- Dosage formCapsules, 2 mg
- ATC codeG04BD07
- Active substance
- Prescription requiredYes
- Manufacturer
- ImporterPharmathen International S.A. Pharmathen S.A.
- This information is for reference only and does not constitute medical advice. Always consult a doctor before taking any medication. Oladoctor is not responsible for medical decisions based on this content.
- Alternatives to TolzurinDosage form: Capsules, 4 mgActive substance: tolterodineDosage form: Tablets, 1 mgActive substance: tolterodinePrescription requiredDosage form: Tablets, 2 mgActive substance: tolterodinePrescription required
Online doctors for Tolzurin
Discuss questions about Tolzurin, including use, safety considerations and prescription review, subject to medical assessment and local regulations.
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Usually within 30 minutes. They may ask follow-up questions via chat.
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Electronic prescription sent to your email — valid across Spain.
Frequently Asked Questions
Tolzurin requires a prescription in Poland. You can check with a doctor online whether this medicine may be appropriate for your situation.
The active ingredient in Tolzurin is tolterodine. This information helps identify medicines with the same composition but different brand names.
Tolzurin is manufactured by Pharmathen International S.A. Pharmathen S.A.. Pharmacy brands and packaging may differ depending on the distributor.
Doctors such as Family doctors, Psychiatrists, Dermatologists, Cardiologists, Endocrinologists, Gastroenterologists, Pulmonologists, Nephrologists, Rheumatologists, Hematologists, Infectious disease physicians, Allergists, Geriatricians, Paediatricians, Oncologists may assess whether Tolzurin is appropriate, depending on your situation and local regulations. You can book an online consultation to discuss your symptoms and possible next steps.
Spain has a well-developed healthcare infrastructure across major cities such as Madrid, Barcelona, Valencia, and Seville. Pharmacies are widely available and operate under strict regulations, ensuring access to prescribed medications.
You can buy Tolzurin in Madrid, Barcelona, Seville, or Valencia at any local pharmacy with a valid prescription.
To obtain a prescription, you can use Oladoctor:
Other medicines with the same active substance (tolterodine) include Defur, Ranolteril, Ranolteril. These may have different brand names or formulations but contain the same therapeutic ingredient. Always consult a doctor before switching or starting a new medicine.










