What is Uristat® (phenazopyridine) used for?
Phenazopyridine is a pain reliever that affects the lower part of your urinary tract (bladder and urethra).
Uristat® is used to treat urinary symptoms such as pain or burning, increased urination, and increased urge to urinate. These symptoms can be caused by infection, injury, surgery, catheter, or other conditions that irritate the bladder.
Uristat® will treat urinary symptoms, but this medication will not treat a urinary tract infection. Take any antibiotic that your doctor prescribes to treat an infection.
Uristat® may also be used for purposes not listed in this medication guide.
How should I take Uristat® (phenazopyridine)?
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 phenazopyridine after meals.
Drink plenty of liquids while you are taking phenazopyridine.
Phenazopyridine 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.
Phenazopyridine can also permanently stain soft contact lenses, and you should not wear them while taking this medicine.
Do not use phenazopyridine 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 phenazopyridine.
How do I store Uristat® (phenazopyridine)?
Uristat® is best stored at room temperature away from direct light and moisture. To prevent drug damage, you should not store Uristat® in the bathroom or the freezer. There may be different brands of Uristat® that may have different storage needs. It is important to always check the product package for instructions on storage, or ask your pharmacist. For safety, you should keep all medicines away from children and pets.
You should not flush Uristat® down the toilet or pour them into a drain unless instructed to do so. It is important to properly discard this product when it is expired or no longer needed. Consult your pharmacist for more details about how to safely discard your product.
Precautions & warnings
What should I know before using Uristat® (phenazopyridine)?
Before using this drug, tell your doctor if:
- You are pregnant or breastfeeding. This is because, while you are expecting or feeding a baby, you should only take medicines on the recommendation of a doctor.
- You are taking any other medicines. This includes any medicines you are taking which are available to buy without a prescription, such as herbal and complementary medicines.
- You have allergy with any of active or inactive ingredients of Uristat® or other medications.
- You have any other illnesses, disorders, or medical conditions.
- You have kidney disease.
Is it safe during pregnancy or breastfeeding?
There are no adequate studies in women for determining risk when using Uristat® during pregnancy or while breastfeeding. Please always consult with your doctor to weigh the potential benefits and risks before taking Uristat®. Uristat® is pregnancy risk category B, according to the US Food and Drug Administration (FDA).
FDA pregnancy risk category reference below:
- A=No risk
- B=No risk in some studies
- C=There may be some risk
- D=Positive evidence of risk
What side effects can occur from Uristat® (phenazopyridine)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using phenazopyridine and call your doctor at once 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
- Blue or purple appearance of your skin
Common side effects may include:
- Upset stomach
Not everyone experiences these side effects. There may be some side effects not listed above. If you have any concerns about a side-effect, please consult your doctor or pharmacist.
What drugs may interact with Uristat® (phenazopyridine)?
Uristat® may interact with other drugs that you are currently taking, which can change how your drug works or increase your risk for serious side effects. To avoid any potential drug interactions, you should keep a list of all the drugs you are using (including prescription drugs, nonprescription drugs, and herbal products) and share it with your doctor and pharmacist. For your safety, do not start, stop, or change the dosage of any drugs without your doctor’s approval.
Does food or alcohol interact with Uristat® (phenazopyridine)?
Uristat® may interact with food or alcohol by altering the way the drug works or increase the risk for serious side effects. Please discuss with your doctor or pharmacist any potential food or alcohol interactions before using this drug.
What health conditions may interact with Uristat® (phenazopyridine)?
Uristat® may interact with your health condition. This interaction may worsen your health condition or alter the way the drug works. It is important to always let your doctor and pharmacist know all the health conditions you currently have.
Health conditions that may interact with this drug are:
- Liver disease
- A genetic enzyme deficiency called glucose-6-phosphate dehydrogenase (G6PD) deficiency
The information provided is not a substitute for any medical advice. You should ALWAYS consult with your doctor or pharmacist before using Uristat® (phenazopyridine).
What is the dose of Uristat® (phenazopyridine) for an adult?
Usual Adult Dose for Dysuria
190 to 200 mg orally 3 times a day after meals. Do not administer for more than 2 days when used with a urinary antibacterial.
What is the dose of Uristat® (phenazopyridine) for a child?
Usual Pediatric Dose for Dysuria
>= 6 years to 18 years: 12 mg/kg/day orally divided into 3 doses for two days. Maximum dose: 600 mg/day.
How is Uristat® (phenazopyridine) available?
Uristat® is available in the following dosage forms and strengths:
What should I do in case of an emergency or overdose?
In case of an emergency or an overdose, call your local emergency services or go to your nearest emergency room.
What should I do if I miss a dose?
If you miss a dose of Uristat®, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and take your regular dose as scheduled. Do not take a double dose.
Hello Health Group does not provide medical advice, diagnosis or treatment.
Review Date: November 16, 2017 | Last Modified: December 19, 2019
Uristat®. https://www.drugs.com/mtm/uristat.html. Accessed November 16, 2017
Uristat®. https://www.webmd.com/drugs/2/drug-56980/uristat-oral/details. Accessed November 16, 2017