Phenazopyridine

Description

Phenazopyridine is used for the symptomatic relief of pain, burning, irritation, discomfort, increased urination, increased urge to urinate, etc. resulting from a lower urinary tract infection, injury, catheter, surgery, or any examination procedures. This medicine does not cure the urinary tract infection but relieves the symptoms associated with it.

Side effects

Major & minor side effects for Phenazopyridine

  • Skin Rash
  • Weight gain
  • Decrease in the amount of urine
  • Vomiting
  • Nausea
  • Stomach pain
  • Fever
  • Headache
  • Dizziness

Uses of Phenazopyridine

What is it prescribed for?

  • Bladder disorders
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Concerns

Commonly asked questions

  • Onset of action
    The amount of time required for this medicine to show its action is not clinically established.
  • Duration of effect
    The amount of time for which this medicine remains active in the body is not clinically established.
  • Safe with alcohol?
    Interaction with alcohol is unknown. It is advisable to consult your doctor before consumption.
  • Is it habit forming?
    No habit-forming tendencies were reported.
  • Usage in pregnancy?
    This medicine is not recommended for use in pregnant women unless necessary. All the risks and benefits should be discussed with the doctor before taking this medicine.
  • Usage while breast-feeding?
    This medicine is not recommended for use in breastfeeding women unless absolutely necessary. All the risks and benefits should be discussed with the doctor before taking this medicine.

Allergy

This medicine is not recommended for use in patients with a known allergy to phenazopyridine or any other inactive ingredients present along with it.

Severe liver impairment

This medicine is not recommended for use in patients with severe liver impairment or severe hepatitis due to the increased risk of worsening of the patient's condition.

Renal impairment

This medicine is not recommended for use in patients suffering from renal impairment due to the increased risk of worsening of the patient's condition.
Warnings for special population

Pregnancy

This medicine is not recommended for use in pregnant women unless necessary. All the risks and benefits should be discussed with the doctor before taking this medicine.

Breast-feeding

This medicine is not recommended for use in breastfeeding women unless absolutely necessary. All the risks and benefits should be discussed with the doctor before taking this medicine.
General warnings

Hepatitis

This medicine is not recommended for use in patients with severe hepatitis (liver inflammation) due to the increased risk of severe adverse effects. Close monitoring of liver function tests is necessary while receiving this medicine. Replacement with a suitable alternative may be required in some cases based on the clinical condition.

Use in elderly

This medicine should be used with extreme caution in elderly patients due to the increased risk of renal insufficiency. Close monitoring of kidney function tests is necessary while receiving this medicine. Appropriate dose adjustments or replacement with a suitable alternative may be required in some cases based on the clinical condition of the patient.

Use in Children

This medicine is not recommended for use in children below 12 years of age since the safety and efficacy of use are not clinically established.

Gastrointestinal Disturbances

This medicine should be used with extreme caution in patients with gastrointestinal disturbances such as stomach pain, heartburn, diarrhea, constipation, nausea, vomiting, etc. due to the increased risk of worsening of the patient’s condition.

Discoloration and staining

Use of this medicine may produce an orange to red color urine and feces. It may also cause discoloration of body fluids and stain contact lenses in some patients. Report to your doctor immediately if you experience yellowing of the skin or eyes or in case of any unusual signs and symptoms. Appropriate dose adjustments or replacement with a suitable alternative may be required in some cases based on the clinical condition of the patient.

Missed Dose

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

Overdose

Seek emergency medical treatment or contact the doctor in case of an overdose.
All drugs interact differently for person to person. You should check all the possible interactions with your doctor before starting any medicine.
Interaction with Alcohol

Description

Interaction with alcohol is unknown. It is advisable to consult your doctor before consumption.

Instructions

Interaction with alcohol is unknown. It is advisable to consult your doctor before consumption.
Interaction with Medicine

Sodium Nitrite

Leflunomide

Lomitapide

Teriflunomide

Efavirenz

Methotrexate

Mipomersen

Disease interactions

Glucose-6-phosphate dehydrogenase deficiency

This medicine should be used with caution in patients with glucose-6-phosphate dehydrogenase(G-6-PD) deficiency due to the increased risk of hemolytic anemia and methemoglobinemia (a blood disorder that causes reduced supply of oxygen to tissues and organs). Appropriate dose adjustments or replacement with a suitable alternative may be required in some cases based on the clinical condition of the patient.
Food interactions
Information not available.
Lab interactions

Colorimetric, Photometric or Fluorometric.

You may get a false-positive result for the laboratory tests performed using colorimetric, photometric, or fluorometric analysis methods while taking this medicine. It is advised that you inform the doctor and lab technician about all your current medicines including any herbs and supplements before undergoing any lab tests.
Take this medicine with food or after food, as advised by your doctor. Do not take in larger or smaller amounts than advised/prescribed. Consult the doctor if you experience any undesirable side effects. Ensure that the course of treatment is completed. Do not stop the use of this medicine without consulting your doctor.
Miscelleneous

To be taken after food

To be taken as instructed by doctor

Does not cause sleepiness

How it works
It works by relieving the symptoms like pain, irritation, burning or any discomfort resulting from any conditions that irritate the urinary bladder.
Legal Status

Approved

Unknown

Unknown

Unknown

Classification

Category

Miscellaneous genitourinary tract agents

Schedule

Schedule H

Phenazopyridine [Internet]. Pubchem.ncbi.nlm.nih.gov. 2018 [cited 20 September 2018]. Available from:

https://pubchem.ncbi.nlm.nih.gov/compound/phenazopyridine

[Internet]. 2018 [cited 20 September 2018]. Available from:

https://www.old.health.gov.il/units/pharmacy/trufot/alonim/Rishum_2_273384816.pdf

Rx Only Phenazopyridine HCL Oral Tablets [Internet]. Dailymed.nlm.nih.gov. 2018 [cited 20 September 2018]. Available from:

https://dailymed.nlm.nih.gov/dailymed/fda/fdaDrugXsl.cfm?setid=da0a825f-329d-ae56-b834-eeaf65ff596c&type=display

Phenazopyridine - DrugBank [Internet]. Drugbank.ca. 2018 [cited 20 September 2018]. Available from:

https://www.drugbank.ca/drugs/DB01438

Phenazopyridine: MedlinePlus Drug Information [Internet]. Medlineplus.gov. 2018 [cited 20 September 2018]. Available from:

https://medlineplus.gov/druginfo/meds/a682231.html

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Information on this page was last updated on 15 Jan 2019

Disclaimer

We’ve made all possible efforts to ensure that the information provided here is accurate, up-to-date and complete, however, it should not be treated as a substitute for professional medical advice, diagnosis or treatment. Practo only provides reference source for common information on medicines and does not guarantee its accuracy or exhaustiveness. The absence of a warning for any drug or combination thereof, should not be assumed to indicate that the drug or combination is safe, effective, or appropriate for any given patient. Practo does not assume any responsibility for any aspect of healthcare administered with the aid of information provided above. If you have any doubts about your medication then we strongly recommend that you consult with your doctor, nurse or healthcare provider. See detailed T&C here.