Toviaz (fesoterodine) reduces spasms of the bladder muscles.
Toviaz is used to treat overactive bladder with symptoms of urinary frequency, urgency, and incontinence.
Toviaz may also be used for purposes not listed in this medication guide.
Important information
You should not take Toviaz if you have untreated or uncontrolled narrow-angle glaucoma, or if you have a blockage of the urinary tract, stomach, or intestines.
Do not crush, chew, or break a Toviaz extended-release tablet. Swallow it whole. Breaking or opening the pill may cause too much of the drug to be released at one time. Toviaz may cause blurred vision or impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert and able to see clearly.
Avoid becoming overheated or dehydrated during exercise and in hot weather. Toviaz can decrease perspiration and you may be more prone to heat stroke.
Drinking alcohol can increase certain side effects of fesoterodine. There are many other drugs that can interact with fesoterodine. Tell your doctor about all medications you use. This includes prescription, over the counter, vitamin, and herbal products. Do not start a new medication without telling your doctor. Keep a list of all your medicines and show it to any healthcare provider who treats you.
Before taking this medicine
You should not use Toviaz if you are allergic to fesoterodine or tolterodine (Detrol), or if you have:
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a blockage of the urinary tract (difficulty urinating);
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a blockage in your stomach or intestines; or
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untreated or uncontrolled narrow-angle glaucoma.
To make sure Toviaz is safe for you, tell your doctor if you have:
FDA pregnancy category C. It is not known whether Toviaz will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.
See also: Pregnancy and breastfeeding warnings (in more detail)
It is not known whether fesoterodine passes into breast milk or if it could harm a nursing baby. Tell your doctor if you are breast-feeding a baby.
Toviaz is not for use in children.
Adults who are 75 years or older may be more likely to have side effects from this medicine.
How should I take Toviaz?
Toviaz is usually taken once daily. Follow all directions on your prescription label. Your doctor may occasionally change your dose to make sure you get the best results. Do not take this medicine in larger or smaller amounts or for longer than recommended.
Take this medicine with a full glass of water.
You may take Toviaz with or without food.
Do not crush, chew, or break an extended-release tablet. Swallow it whole.
Store at room temperature away from moisture and heat.
Toviaz dosing information
Usual Adult Dose for Urinary Incontinence:
Initial dose: 4 mg orally once daily
Maintenance dose: The dose may be increased to 8 mg orally once daily based upon individual response and tolerability.
Usual Adult Dose for Urinary Frequency:
Initial dose: 4 mg orally once daily
Maintenance dose: The dose may be increased to 8 mg orally once daily based upon individual response and tolerability.
What happens if I miss a dose?
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
What should I avoid while taking Toviaz?
This medicine may cause blurred vision and may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert and able to see clearly.
Avoid becoming overheated or dehydrated during exercise and in hot weather. Toviaz can decrease sweating and you may be more prone to heat stroke.
Drinking alcohol can increase certain side effects of Toviaz.
Toviaz side effects
Get emergency medical help if you have any of these signs of an allergic reaction to Toviaz: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop using Toviaz and call your doctor at once if you have:
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chest pain, fast or uneven heart rate;
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swelling of your hands or feet;
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severe stomach pain or constipation;
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confusion, hallucinations;
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little or no urinating;
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pain or burning when you urinate; or
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signs of dehydration--feeling very thirsty or hot, being unable to urinate, heavy sweating, or hot and dry skin.
Common Toviaz side effects may include:
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dry mouth;
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constipation;
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headache; or
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dizziness, drowsiness.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
See also: Side effects (in more detail)
What other drugs will affect Toviaz?
Other drugs may interact with fesoterodine, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using.
