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Urispas Side Effects

Generic Name: flavoxate

Note: This page contains side effects data for the generic drug flavoxate. It is possible that some of the dosage forms included below may not apply to the brand name Urispas.

It is possible that some side effects of Urispas may not have been reported. These can be reported to the FDA here. Always consult a healthcare professional for medical advice.

For the Consumer

Applies to flavoxate: oral tablet

As well as its needed effects, flavoxate (the active ingredient contained in Urispas) may cause unwanted side effects that require medical attention.

If any of the following side effects occur while taking flavoxate, check with your doctor or nurse as soon as possible:

Rare
  • Confusion
  • eye pain
  • skin rash or hives
  • sore throat and fever
Symptoms of overdose
  • Clumsiness or unsteadiness
  • dizziness (severe)
  • drowsiness (severe)
  • fever
  • flushing or redness of face
  • hallucinations (seeing, hearing, or feeling things that are not there)
  • shortness of breath or troubled breathing
  • unusual excitement, nervousness, restlessness, or irritability

Some flavoxate side effects may not need any medical attention. As your body gets used to the medicine these side effects may disappear. Your health care professional may be able to help you prevent or reduce these side effects, but do check with them if any of the following side effects continue, or if you are concerned about them:

More common
  • Drowsiness
  • dryness of mouth and throat
Less common or rare
  • Blurred vision
  • constipation
  • difficult urination
  • difficulty concentrating
  • dizziness
  • fast heartbeat
  • headache
  • increased sensitivity of eyes to light
  • increased sweating
  • nausea or vomiting
  • nervousness
  • stomach pain

For Healthcare Professionals

Applies to flavoxate: oral tablet

General

Flavoxate (the active ingredient contained in Urispas) is generally well tolerated and an estimated frequency of particular side effects is not available.[Ref]

Cardiovascular

Cardiovascular side effects have included tachycardia and palpitation.[Ref]

Gastrointestinal

Gastrointestinal side effects have included nausea, vomiting, and dry mouth.[Ref]

Ocular

Ocular side effects have included increased ocular tension, blurred vision, and altered accommodation.[Ref]

Nervous system

Nervous system side effects have included vertigo, headache, mental confusion, drowsiness, and nervousness. These effects may be exaggerated in elderly patients.[Ref]

Renal

Renal side effects have included dysuria, and obstructive uropathies of the lower urinary tract.[Ref]

Hypersensitivity

Hypersensitivity side effects have included urticaria and other unspecified dermatoses, eosinophilia, and elevated temperature.[Ref]

Hematologic

Hematologic side effects have been reported rarely. A case of reversible leukopenia has been reported.[Ref]

References

1. "Product Information. Uripas (flavoxate)." SmithKline Beecham, Philadelphia, PA.

2. Baert L "Controlled double-blind trail of flavoxate in painful conditions of the lower urinary tract." Curr Med Res Opin 2 (1974): 631-5

3. Delaere KP, Michiels HG, Debruyne FM, Moonen WA "Flavoxate hydrochloride in the treatment of detrusor instability." Urol Int 32 (1977): 377-81

4. Pedersen E "Studies on the effect and mode of action of flavoxate in human urinary bladder and sphincter." Urol Int 32 (1977): 202-8

5. Jarvis GJ "A controlled trial of bladder drill and drug therapy in the management of detrusor instability." Br J Urol 53 (1981): 565-6

6. Hebjorn S "Treatment of detrusor hyperreflexia in multiple sclerosis: a double- blind, crossover clinical trial comparing methantheline bromid (Banthine), flavoxate chloride (Urispas) and meladrazine tartrat (Lisidonil)." Urol Int 32 (1977): 209-17

7. Bradley DV, Cazort RJ "Relief of bladder spasm by flavoxate. A comparative study." J Clin Pharmacol J New Drugs 10 (1970): 65-8

8. Milani R, Scalambrino S, Carrera S, Pezzoli P, Ruffmann R "Flavoxate hydrochloride for urinary urgency after pelvic radiotherapy: comparison of 600 mg versus 1200 mg daily dosages." J Int Med Res 16 (1988): 71-4

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. Drugs.com 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.

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