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Toviaz Side Effects

Generic Name: fesoterodine

Note: This document contains side effect information about fesoterodine. Some of the dosage forms listed on this page may not apply to the brand name Toviaz.

In Summary

Common side effects of Toviaz include: xerostomia. Other side effects include: constipation. See below for a comprehensive list of adverse effects.

For the Consumer

Applies to fesoterodine: oral tablet extended release

Along with its needed effects, fesoterodine (the active ingredient contained in Toviaz) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking fesoterodine:

More common
  • Difficulty having a bowel movement
  • dry mouth
Less common
  • Bladder pain
  • bloating or swelling of the face, arms, hands, lower legs, or feet
  • bloody or cloudy urine
  • body aches or pain
  • burning feeling while urinating
  • chills
  • cough
  • decrease in frequency of urination
  • decrease in urine volume
  • difficult or painful urination
  • difficulty in breathing
  • difficulty in passing urine (dribbling)
  • dry eyes
  • ear congestion
  • fever
  • frequent urge to urinate
  • headache
  • loss of voice
  • lower back or side pain
  • nasal congestion
  • rapid weight gain
  • runny nose
  • sneezing
  • sore throat
  • tingling of the hands or feet
  • unusual tiredness or weakness
  • unusual weight gain or loss
Incidence not known
  • Blurred vision
  • fast, irregular, pounding, or racing heartbeat or pulse

Some side effects of fesoterodine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Less common Incidence not known

For Healthcare Professionals

Applies to fesoterodine: oral tablet extended release


Very common (10% or more): Dry mouth
Common (1% to 10%): Abdominal pain, diarrhea, dyspepsia, constipation, nausea, upper abdominal pain
Uncommon (0.1% to 1%): Abdominal discomfort, flatulence, gastroesophageal reflux[Ref]


Common (1% to 10%): Infections[Ref]


Common (1% to 10%): Dry eye
Uncommon (0.1% to 1%): Blurred vision[Ref]


Common (1% to 10%): Dysuria
Uncommon (0.1% to 1%): Urinary tract infection, urinary retention (e.g., feeling of residual urine, micturition disorder), urinary hesitation[Ref]


Common (1% to 10%): Dry throat
Uncommon (0.1% to 1%): Pharyngolaryngeal pain, cough, nasal dryness[Ref]


Common (1% to 10%): Back pain[Ref]

Nervous system

Common (1% to 10%): Dizziness, headache
Uncommon (0.1% to 1%): Dysgeusia, somnolence[Ref]


Uncommon (0.1% to 1%): Alanine aminotransferase (ALT) increased, gamma glutamyltransferase (GGT) increased[Ref]


Uncommon (0.1% to 1%): Rash, dry skin, pruritus
Rare (less than 0.1%): Angioedema, urticaria[Ref]


Uncommon (0.1% to 1%): Tachycardia, palpitations
Postmarketing reports: Palpitations[Ref]


Postmarketing reports: Hypersensitivity reactions (e.g., angioedema with airway obstruction, face edema)[Ref]


Common (1% to 10%): Insomnia
Uncommon (0.1% to 1%): Peripheral edema[Ref]


Uncommon (0.1% to 1%): Vertigo, fatigue[Ref]


1. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0

2. "Product Information. Toviaz (fesoterodine)." Pfizer U.S. Pharmaceuticals Group, New York, NY.

Some side effects of Toviaz may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.