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Uristat Ultra

Generic name: phenazopyridine

Brand names: AZO Urinary Pain Relief, AZO Urinary Pain Relief Max Strength, Azo-Standard, Pyridium, Uricalm, Urinary Pain Relief Maximum Strength, Uristat, Uristat Ultra, Azo-Gesic, Re-Azo

Used for infection surgery
Last updated November 3, 2026 0 views
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What is Uristat Ultra?

Uristat Ultra is a pain reliever that works on the lower part of your urinary tract (bladder and urethra).

Uristat Ultra is used to relieve urinary symptoms like pain or burning, needing to urinate more often, and having a strong urge to urinate. These symptoms can be caused by infection, injury, surgery, a catheter, or other issues that irritate the bladder.

Uristat Ultra will help with urinary symptoms, but it will not treat a urinary tract infection. Be sure to take any antibiotic that your doctor prescribes to treat an infection.

Uristat Ultra may also be used for other reasons not mentioned in this medication guide.

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How should I take Uristat Ultra?

Use exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended.

Take Uristat Ultra after meals.

Drink plenty of liquids while you are taking Uristat Ultra.

Uristat Ultra will most likely darken the color of your urine to an orange or red color. This is a normal effect and is not harmful. Darkened urine may also cause stains to your underwear that may be permanent.

Uristat Ultra can also permanently stain soft contact lenses, and you should not wear them while taking this medicine.

Do not use Uristat Ultra for longer than 2 days unless your doctor has told you to.

This medication can cause unusual results with urine tests. Tell any doctor who treats you that you are using Uristat Ultra.

Store at room temperature away from moisture and heat.

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Warnings

You should not use Uristat Ultra if you have kidney disease.

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Before taking this medicine

You should not use Uristat Ultra if you are allergic to it, or if you have kidney disease.

To ensure Uristat Ultra is safe for you, inform your doctor if you have:

  • liver disease;
  • diabetes; or
  • a genetic enzyme deficiency called glucose-6-phosphate dehydrogenase (G6PD) deficiency.

FDA pregnancy category B. Uristat Ultra is not expected to harm an unborn baby. Do not use Uristat Ultra without a doctor's advice if you are pregnant.

It is not known if phenazopyridine passes into breast milk or if it could harm a nursing baby. Do not use this medicine without a doctor's advice if you are breast-feeding a baby.

This section was rewritten for readability and reviewed for meaning.

Uristat Ultra side effects

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Uristat Ultra may cause serious side effects. Stop using Uristat Ultra and call your doctor right away if you have:

  • little or no urinating;
  • swelling, rapid weight gain;
  • confusion, loss of appetite, pain in your side or lower back;
  • fever, pale or yellowed skin, stomach pain, nausea, and vomiting; or
  • blue or purple appearance of your skin.

Common side effects of Uristat Ultra may include:

  • headache;
  • dizziness; or
  • upset stomach.

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.

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What happens if I miss a dose?

Take the missed dose as soon as you remember. If it is almost time for your next scheduled dose, skip the missed dose. Do not take extra medicine to make up for the missed dose.

This section was rewritten for readability and reviewed for meaning.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

Do not use this medication while wearing soft contact lenses. Uristat Ultra can permanently change the color of soft contact lenses.

This section was rewritten for readability and reviewed for meaning.

What other drugs will affect Uristat Ultra?

Other drugs may interact with phenazopyridine, including prescription and over-the-counter medicines, vitamins, and herbal products. Inform each of your health care providers about all the medicines you are currently using and any medicine you begin or stop using.

This section was rewritten for readability and reviewed for meaning.

Frequently asked questions

  • Why do you not take phenazopyridine for more than two days?

Related medicines

Before you take this medicine: the information on this page is general and may not cover your personal circumstances. Read the label supplied with your medicine and ask a pharmacist or doctor if you are unsure, especially if you are pregnant, breastfeeding, taking other medicines or managing a long-term condition.
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Content is provided for education and is not medical advice. See our medical disclaimer.