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Canada· CA-DIN-02414678

PREMARIN

A conjugated estrogens product containing conjugated estrogens, registered in Canada by PFIZER CANADA ULC. The same ATC class is registered in 3 of our 19 countries.

ATC G03CA57

Checked against Health Canada Drug Product Database (Canada) on

Informational only — not a medical device.

SOURCE REGISTER · CAHealth Canada Drug Product Database (Ca…normalisedPREMARINATCG03CA57REGISTER NO.CA-DIN-02414678PACKS LISTED0CHECKEDOctober 1, 2026
Compare price across countriesPer daily dose · free accountAsk the assistant about conjugated estrogensAnswers with sources · free accountCheck interactionsSeverity free · mechanism on Growth

Where it is registered

Conjugated estrogens is registered in 3 of 19 countries.

Countries holding a registration under ATC G03CA57 (conjugated estrogens), each read from that country’s own register.

  • This record: Canada, from Health Canada Drug Product Database (Canada)
  • 1 of them publish a price we can compare per daily dose
Search conjugated estrogens products by name

Conjugated estrogens · ATC G03CA57

3 / 19 countries

  • Canada
  • Finlandprice
  • Ireland
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

Health Canada Drug Product Database (Canada)
Active substance
CONJUGATED ESTROGENS
Manufacturer
PFIZER CANADA ULC
Country
Canada (CA)
ATC code
G03CA57
ATC class
Conjugated estrogens
Defined daily dose
0.625 mg, O
Reimbursed
Not published by this register
Source register
Health Canada Drug Product Database (Canada)
Last checked
October 1, 2026

Packs & prices · 0

No packs listed by the register for this record.

Regulatory notes

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

Interactions

146 interactions on record for conjugated estrogens.

Graded by severity as the source publishes them — 7 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
Check conjugated estrogens against other medicinesHow interaction checks work

Conjugated estrogens · interactions on record

146 records

  • 7 severe
  • 136 moderate
  • 3 minor

Most severe, free to view

  • Tranexamic acidB02AA02severe
  • HeminB06AB01severe
  • CarfilzomibL01XG02severe
  • CarfilzomibL01XX45severe
  • 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

Conjugated estrogens in 7 other countries

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

All conjugated estrogens products

Authorised across Europe · EMA

The same active substance is authorised in 3 EEA countries. Names it is sold under:

  • Spain · Equín
  • United Kingdom (Northern Ireland) · Conjugated Oestrogens Pfizer, Premarin
  • Ireland · Premarin

Source: European Medicines Agency, Article 57 product data.

Sourced from a public register and reproduced with attribution. Drug Database is not affiliated with, endorsed by, or a partner of Health Canada Drug Product Database (Canada). 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/615e2295-4c42-4e75-a0ac-a6567512b061
GET /v1/drugs/615e2295-4c42-4e75-a0ac-a6567512b061?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.

{
  "din": "02414678",
  "form": "TABLET (EXTENDED-RELEASE)",
  "class": "Human",
  "routes": [
    "ORAL"
  ],
  "source": "health_canada_dpd",
  "status": "MARKETED",
  "atc_raw": "G03CA57",
  "schedule": [
    "Prescription"
  ],
  "drug_code": "89930",
  "strengths": [
    "0.3 MG"
  ],
  "ahfs_class": null,
  "substances": [
    "CONJUGATED ESTROGENS"
  ],
  "product_categorization": null
}
API referenceMCP serverPlans

See everything about conjugated estrogens.

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.

Try it freeOpen in the console