Patient info

Tolterma XL 4 mg prolonged-release capsules hard – patient leaflet, side effects, dosage

Updated:
Key facts
Status:
Prescription only (POM)
Medicine strength:
4 mg
Contains active substance:

Patient leaflet - Tolterma XL 4 mg prolonged-release capsules hard

1. What Tolterma XL is and what it is used for

The active substance in this medicine is tolterodine.

Tolterodine belongs to a class of medicines called antimuscarinics.

This medicine is used for the treatment of the symptoms of overactive bladder syndrome. If you have overactive bladder syndrome, you may find that:

Ÿ you are unable to control urination,

Ÿ you need to rush to the toilet with no advance warning and/or go

to the toilet frequently.

2. What you need to know before you take Tolterma XL

Do not take this medicine:

Ÿ if you are allergic (hypersensitive) to tolterodine or any of the

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

Ÿ if you are unable to pass urine from the bladder (urinary retention) Ÿ if you have an uncontrolled narrow-angle glaucoma (high pressure

in the eyes with loss of eyesight that is not being adequately treated)

Ÿ if you suffer from myasthenia gravis (excessive weakness of the

muscles)

Ÿ if you suffer from severe ulcerative colitis (ulceration and

inflammation of the colon)

Ÿ if you suffer from a toxic megacolon (acute dilatation of the

colon).

Warnings and precautions

Talk to your doctor or pharmacist before taking this medicine if you:

Ÿ have difficulties in passing urine and/or a poor stream of urine

Ÿ have a gastro-intestinal disease that affects the passage and/or

digestion of food

Ÿ suffer from kidney problems (renal insufficiency) Ÿ have a liver condition

Ÿ suffer from neuronal disorders that affect your blood pressure,

bowel or sexual function (any neuropathy of the autonomic nervous system)

Ÿ have a hiatal hernia (herniation of an abdominal organ)

  • myocardial ischaemia (reduced blood flow to the heart) Ÿ ever experienced decreased bowel movements or suffered from

severe constipation (decreased gastro-intestinal motility) Ÿ have a heart condition such as:

§ an abnormal heart tracing (ECG);

§ a slow heart rate (bradycardia);

§ relevant pre-existing cardiac diseases such as:

  • cardiomyopathy (weak heart muscle)

    • arrhythmia (irregular heartbeat)
    • and heart failure

Ÿ some antibiotics (containing e.g. erythromycin, clarithromycin) Please tell your doctor if you are taking or have recently taken any other medicines, including medicines obtained without a prescription. Ÿ have abnormally low levels of potassium (hypokalaemia), calcium

(hypocalcaemia) or magnesium (hypomagnesaemia) in your blood.

Other medicines and Tolterma XL

Tolterodine, the active substance of this medicine, may interact with other medicines.

This medicine can be taken before, after or during a meal. It is not recommended to use this medicine in combination with:

Ÿ medicines used for the treatment of fungal infections (containing e.g. ketoconazole, itraconazole)

Ÿ medicines used for the treatment of HIV.

This medicine should be used with caution when taken in combination with:

Ÿ medicines that affect the passage of food (containing e.g.

metoclopramide and cisapride)

Ÿ medicines for the treatment of irregular heartbeat (containing e.g.

amiodarone, sotalol, quinidine, procainamide)

Ÿ other medicines with a similar mode of action to this medicine

(antimuscarinic properties) or medicines with an opposite mode of action to this medicine (cholinergic properties). Ask your doctor if you are unsure.

Tolterma XL with food and drink

Pregnancy and breast-feeding

Pregnancy

You should not use this medicine when you are pregnant. Tell your doctor immediately if you are pregnant, think you may be pregnant or are planning to become pregnant.

It is not known if tolterodine, the active substance of this medicine, is excreted in the mother's breast milk. Breast-feeding is not recommended during administration of this medicine. Breast-feeding

Ask your doctor or pharmacist for advice before taking any medicine.

Driving and using machines

This medicine may make you feel dizzy, tired or affect your sight; your ability to drive or operate machinery may be affected.

Tolterma XL contains sucrose

This medicine contains sucrose (a type of sugar). If you have been told by your doctor that you have an intolerance to some sugars, contact your doctor before taking this medicine. Patients with rare hereditary problems of fructose intolerance, glucose-galactose malabsorption or sucrase-isomaltase insufficiency should not take this medicine.

3. How to take Tolterma XL

Dosage

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

The usual dose is one 4 mg prolonged-release capsule daily, except for patients who have a kidney or a liver condition or troublesome side effects, in which case your doctor may reduce your dose to one 2 mg capsule daily.

This medicine is not recommended for children.

The prolonged-release capsules are for oral use and should be swallowed whole. Do not chew the capsules.

Duration of treatment

Your doctor will tell you how long your treatment with this medicine will last. Do not stop treatment early because you do not see an immediate effect. Your bladder will need some time to adapt. Finish the course of prolonged-release capsules prescribed by your doctor. If you have not noticed any effect by then, talk to your doctor.

The benefit of the treatment should be re-evaluated after 2 or 3 months.

Always consult your doctor if you are thinking of stopping the treatment.

If you have taken more of this medicine than you should

If you or somebody else takes too many prolonged-release capsules, contact your doctor or pharmacist immediately.

If you forget to take this medicine

If you forget to take a dose at the usual time, take it as soon as you remember unless it is almost time for your next dose. In that case, omit the forgotten dose and follow the normal dose schedule.

Do not take a double dose to make up for a forgotten one.

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

4. Possible side effects

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

You should see your doctor immediately or go to the casualty department if you experience symptoms of angioedema such as:

Ÿ swollen face, tongue or pharynx

Ÿ difficulty to swallow

Ÿ hives and difficulty in breathing

rest), difficulty breathing at night, swelling of the legs. You should also seek medical attention if you experience a hypersensitivity reaction (for example itching, rash, hives, difficulty breathing). This occurs uncommonly (may affect up to 1 in 100 people).

Tell your doctor immediately or go to the casualty department if you notice any of the following:

Ÿ chest pain, difficulty breathing or getting tired easily (even at

These may be symptoms of heart failure. This occurs uncommonly (may affect up to 1 in 100 people).

The following side effects have been observed during treatment with this medicine with the following frequencies.

Common side effects (may affect up to 1 in 10 people) are: Very common side effects (may affect more than 1 in 10 people) are:

excessive amounts of air or gases in the stomach or the intestine Ÿ Dry mouth

Ÿ Sinusitis

Ÿ Extra fluid in the body causing swelling (e.g. in the ankles) Ÿ Dizziness, sleepiness, headache

Ÿ Dry eyes, blurred vision

Ÿ Difficulty in digestion (dyspepsia), constipation, abdominal pain,

Ÿ Painful or difficult urination

Uncommon side effects (may affect up to 1 in 100 people) are: Ÿ Tiredness

Ÿ Diarrhoea

Ÿ Allergic reactions

Ÿ Nervousness

If any of the side effects gets serious, or if you notice any side effects not listed in this leaflet, please tell your doctor or pharmacist. Ÿ Sensation of pins and needles in the fingers and toes Ÿ Vertigo

Ÿ Palpitations, heart failure, irregular heartbeat

Ÿ Inability to empty the bladder

Ÿ Chest pain

Ÿ Memory impairment

Additional reactions reported include severe allergic reactions, confusion, hallucinations, increased heart rate, flushed skin, heart burn, vomiting, angioedema dry skin, and disorientation. There have also been reports of worsening symptoms of dementia in patients being treated for dementia.

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 via 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 Tolterma XL

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 label/carton after “EXP”. The expiry date refers to the last day of that month.

Do not store above 30 °C

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 to protect the environment.

6. Contents of the pack and other information

What this medicine contains

The active substance is tolterodine tartrate

2 mg: Each prolonged-release capsule contains tolterodine tartrate 2 mg corresponding to 1.37mg tolterodine.

4 mg: Each prolonged-release capsule contains tolterodine tartrate 4 mg corresponding to 2.74mg tolterodine.

The other ingredients are:

Capsule contents: Sugar spheres (containing sucrose and maize starch), hydroxypropylmethyl cellulose, talc, ethylcellulose dispersion Type B.

Capsule shell: Gelatin and sodium lauryl sulfate.

Colourants:

2 mg: Iron oxide yellow (E172), iron oxide red (E172), titanium dioxide(E171), FD & C Blue 1(E133)

4 mg: Iron oxide red (E172), titanium dioxide (E171), FD & C Blue 1 (E133)

Printing ink: Shellac (E904), dehydrated alcohol (E1510), isopropyl alcohol, butyl alcohol, propylene glycol (E1520), strong ammonia solution (E527), potassium hydroxide (E525), titanium Dioxide (E171).

What this medicine looks like and contents of the pack

This medicine is a hard prolonged-release capsule designed for once daily dosing.

2 mg: Blue green cap/ Blue green body size "4" capsule containing off white to slight yellowish extended release pellets with 'L 32' on cap and '2' on body imprinted with white ink.

4 mg: Blue cap/ Blue body size "3" capsule containing off white to slight yellowish extended release pellets with 'L 33' on cap and '4' on body imprinted with white ink.

This medicines 2 mg and 4 mg prolonged-release capsules are available in the following pack sizes:

Cold formed blister packs: Blister pack comprises of Aluminium foil and cold form laminate.

Pack sizes: 28, 49, 50, 56, 98 capsules.

Wynyard, Billingham, TS22 5TB, United Kingdom Not all pack sizes may be marketed.

Marketing authorisation holder and manufacturer

Macleods Pharma UK Limited

Wynyard Park House, Wynyard Avenue,

PL 34771/0212-0213

This leaflet was last revised in {06/2025}

About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk) · Marketing authorisation: PL 34771/0213

Last revision stated in the text: June 2025 · 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 Tolterma XL 4 mg prolonged-release capsules hard

Prescription needed? Yes, prescription-only medicine (POM)
Active substance Tolterodine
Strength 4 mg
Pharmaceutical form Modified-release capsule
Blue cap/ Blue body size "3" capsule containing off white to slight yellowish extended release pellets with 'L 33' on cap and '4' on body imprinted with white ink.
How is it taken Oral
Excipients Sugar spheres (containing sucrose and maize starch), Hydroxypropylmethyl cellulose, Talc, Ethylcellulose Dispersion Type B, Gelatin, Sodium Lauryl Sulfate, Iron Oxide Red (E172), Titanium Dioxide (E171), FD & C Blue 1 (E133), Shellac (E904), Dehydrated alcohol (E1510) Isopropyl alcohol, Butyl alcohol, Propylene glycol (E1520), Strong Ammonia solution (E527) Potassium hydroxide (E525) Titanium Dioxide (E171)
Pack sizes 28 capsule
Is it available? Listed as available (NHS Dictionary of Medicines and Devices – not a record of current supplies)
Shelf life 2 years
Storage Do not store above 30 °C
Drug group (ATC) Urinary antispasmodics
  1. G Genito urinary system and sex hormones
    1. G04 Urologicals
      1. G04B Urologicals
        1. G04BD Drugs for urinary frequency and incontinence
          1. G04BD07 tolterodine
Marketing authorisation PL 34771/0213 (first authorised 17 May 2018)
Marketing authorisation holder Macleods Pharma UK Limited
Codes GTIN 8901463125298 · BNF 07040200

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.