(fesoterodine fumarate)

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What are the possible side effects of TOVIAZ?

What are the possible side effects of TOVIAZ?

TOVIAZ may cause serious side effects, including:
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serious allergic reactions. Symptoms of a serious allergic reaction may include swelling of the face, lips, throat, or tongue. If you have any of these symptoms, you should stop taking TOVIAZ and get emergency medical help right away.
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inability to empty bladder (urinary retention). TOVIAZ may increase your chances of not being able to empty your bladder if you have bladder outlet obstruction. Tell your healthcare provider right away if you are unable to empty your bladder.
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central nervous system (CNS) effects. Talk to your healthcare provider right away if you get any of these side effects: headache, dizziness, and drowsiness.
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worsening of Myasthenia Gravis symptoms.

The most common side effects of TOVIAZ in adults include:

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dry mouth
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constipation

The most common side effects of TOVIAZ in children 6 years of age and older include:

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diarrhea
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urinary tract infection
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dry mouth
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constipation
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stomach pain
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nausea
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weight gain
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headache

Talk to your healthcare provider about any side effect that bothers you or that does not go away. These are not all the possible side effects of TOVIAZ. Call your healthcare provider for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

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