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United States· US:82804-994_ac155091-ee07-46da-bb25-ff4cd4074610

Phenazopyridine Hydrochloride

A phenazopyridine product containing phenazopyridine hydrochloride, registered in United States by Proficient Rx LP. The same ATC class is registered in 2 of our 19 countries.

ATC G04BX06US label

Checked against FDA National Drug Code directory (United States) on

Informational only — not a medical device.

SOURCE REGISTER · USFDA National Drug Code directory (Unite…normalisedPhenazopyridine HydrochlorideATCG04BX06REGISTER NO.US:82804-994_ac155091…PACKS LISTED18CHECKEDSeptember 27, 2026

Where it is registered

Phenazopyridine is registered in 2 of 19 countries.

Countries holding a registration under ATC G04BX06 (phenazopyridine), each read from that country’s own register.

  • This record: United States, from FDA National Drug Code directory (United States)
  • 1 of them publish a price we can compare per daily dose

Phenazopyridine · ATC G04BX06

2 / 19 countries

  • United Kingdom
  • United Statesprice
Blue: a registration under this ATC code. The ringed marker is this record’s country. Markets marked price publish a price we can compare per daily dose.

The record

At a glance

FDA National Drug Code directory (United States)
Active substance
PHENAZOPYRIDINE HYDROCHLORIDE
Manufacturer
Proficient Rx LP
Country
United States (US)
ATC code
G04BX06
ATC class
Phenazopyridine
Defined daily dose
0.6 g, O
Reimbursed
Not published by this register
Source register
FDA National Drug Code directory (United States)
Last checked
September 27, 2026

Packs & prices · 18

  • ndc11
    8280499400
    100 TABLET in 1 BOTTLE (82804-994-00)
  • ndc11
    8280499406
    6 TABLET in 1 BOTTLE (82804-994-06)
  • ndc11
    8280499410
    10 TABLET in 1 BOTTLE (82804-994-10)
  • ndc11
    8280499412
    12 TABLET in 1 BOTTLE (82804-994-12)
  • ndc11
    8280499420
    20 TABLET in 1 BOTTLE (82804-994-20)
  • ndc11
    8280499424
    24 TABLET in 1 BOTTLE (82804-994-24)
  • ndc11
    8280499455
    500 TABLET in 1 BOTTLE (82804-994-55)
  • ndc11
    8280499490
    90 TABLET in 1 BOTTLE (82804-994-90)
  • ndc11
    8280499496
    96 TABLET in 1 BOTTLE (82804-994-96)
  • ndc11
    82804-994-00
  • ndc11
    82804-994-06
  • ndc11
    82804-994-10
  • ndc11
    82804-994-12
  • ndc11
    82804-994-20
  • ndc11
    82804-994-24
  • ndc11
    82804-994-55
  • ndc11
    82804-994-90
  • ndc11
    82804-994-96

Regulatory notes

No shortage, Orange Book or US label notes for this record.

Interactions

40 interactions on record for phenazopyridine.

Graded by severity as the source publishes them — 4 severe. Severity grades are free for everyone; mechanism and management come with Growth.

  • Severity for every pair — free, no plan needed
  • The source, licence and sync date on every record
  • Mechanism and what to do for each pair — Growth plan

Phenazopyridine · interactions on record

40 records

  • 4 severe
  • 36 moderate

Most severe, free to view

  • LeflunomidL04AA13severe
  • TeriflunomidL04AA31severe
  • LeflunomideL04AK01severe
  • TeriflunomideL04AK02severe
  • Interaction severity from DDInter 2.0 (Xiong G. et al., Nucleic Acids Res.), licensed CC BY-NC 4.0 — free for non-commercial use only; not covered by the Drug Database commercial licence.
Mechanism and what to do, in the interaction check
Source: DDInter 2.0 · synced 29 Sept 2026. Grades as the source publishes them.

Same medicine, other countries

Phenazopyridine in 2 other countries

What each register calls a product with the same active substance — salts and hydrates count as the same.

All phenazopyridine products

Sourced from a public register and reproduced with attribution. Drug Database is not affiliated with, endorsed by, or a partner of FDA National Drug Code directory (United States). This is an informational data service and not a medical device — verify against the official source of record before any clinical decision.

For developers

The same record over the API, and the raw payload
GET /v1/drugs/e58148bb-a080-4d28-ba53-08f50816485c
GET /v1/drugs/e58148bb-a080-4d28-ba53-08f50816485c?format=fhir

Every response carries last_synced_at, so freshness is a field rather than a promise. Below is exactly what the ingestion wrote, before any presentation — the same JSON the API returns under payload.

{
  "route": "ORAL",
  "source": "ndc",
  "strength": "100",
  "substance": "PHENAZOPYRIDINE HYDROCHLORIDE",
  "productndc": "82804-994",
  "dosage_form": "TABLET",
  "dea_schedule": null,
  "strength_unit": "mg/1",
  "application_number": null,
  "marketing_category": "UNAPPROVED DRUG OTHER"
}

See everything about phenazopyridine.

This page is the registration. A free account adds the label text as the regulator wrote it, what it costs per daily dose across the markets that publish a price, a feed of what changes in the registers, and an assistant that answers with its sources. Interaction severity is free; mechanism and management are on the Growth plan. No card, nothing to install.