Molecule Description

Phenazopyridine is a pain reliever medicine used in the treatment of urinary sym...
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Uses of Phenazopyridine

  • Increased urination
  • Pain or burning during urination
  • Increased urge to urinate (caused by an infection, injury, surgery, catheter or other conditions that irritate the urethra/ bladder)

Contraindications of Phenazopyridine

When should one not use Phenazopyridine

  • Kidney disease
  • Liver disease
  • Allergic to this medicine
  • A condition where causing red blood cells to break down in response to certain medicines or infections or other stresses (G6PD deficiency)

Side effects of Phenazopyridine

Common side effects of this drug are:

  • Headache
  • Dizziness
  • Stomach upset
  • Allergic symptoms like Itching, hives, rash
  • Decreased urine output
  • Unusual tiredness
  • Swelling
  • Rapid weight gain
  • Fast heartbeat
  • Fever with chills
  • Shortness of breath
  • Symptoms of liver damage: fever, jaundice, nausea, vomiting and loss of appetite

Precautions and Warnings of Phenazopyridine



Can I take Phenazopyridine during pregnancy?
It is possibly safe to use this medicine during pregnancy. Your doctor should prescribe the dose of medicine.

Breast Feeding

Can I take Phenazopyridine while breastfeeding?
It is probably unsafe to use this medicine during breastfeeding due to lack of evidence.


Can I drive if I have consumed Phenazopyridine?
Taking this medicine may lead to cause decreased alertness or confusion. Do not drive if you experience these symptoms.


Can I consume alcohol with Phenazopyridine?
Taking this medicine with alcohol may lead to dizziness or tiredness.

Other General Warnings

Talk to your doctor if
  • This medicine may cause discoloration or staining of contact lenses and it would not be possible to remove the stain. It is advisable not to wear soft contact lenses while on treatment with this medic...
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Interactions of Phenazopyridine

Interactions with other medicines

No significant interactions with other medicines are noted. But inform your doctor about all the medications that you are taking.

Interactions with food items

The medicine should be taken after meals.

Dosage of Phenazopyridine


The symptoms of an overdose can be decreased urine, fatigue, jaundice, easy bleeding tendencies, rapid breathing, change in heart rate, etc. If you happen to take an overdose of medicine, seek emergen...
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Missed a Dose

Take the missed dose as early as you remember. If the time for the next dose is close, skip the missed dose and do not take extra medicine to compensate for the missed dose.

Content Details


Dr. Arpit Verma

MBBS, MD (Pharmacology)


Dr. Ritu Budania

MBBS, MD (Pharmacology)

Frequently Asked Questions (FAQs)


Q: What should I discuss with my healthcare expert before taking Phenazopyridine?

A: Inform the doctor about your detailed medical, surgica and allergy history. Inform your physician if you have liver disease, diabetes, kidney disease, G6PD deficiency. Also, inform if you are pregnant, breastfeeding or planning a pregnancy.

Q: When and how to consume the medicine?

A: Phenazopyridine should be taken in the exact dose as advised by the physician. Do not take more than the prescribed dose of this medicine. The medicine should be taken after meals. Do not take the medication for more than two days unless advised by the doctor. While taking medicine the urine might become darker orange or red.
Last Updated on: 05 Oct 2020 | 10:47 PM (IST)

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