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Canada· CA-DIN-00538493

CALAMINE LOTION WITH ANTIHISTAMINE

A diphenhydramine product containing diphenhydramine hydrochloride + calamine, registered in Canada by TEVA CANADA LIMITED. The same ATC class is registered in 6 of our 19 countries.

ATC D04AA32

Checked against Health Canada Drug Product Database (Canada) on

Informational only — not a medical device.

SOURCE REGISTER · CAHealth Canada Drug Product Database (Ca…normalisedCALAMINE LOTION WITH ANTIHISTAMINEATCD04AA32REGISTER NO.CA-DIN-00538493PACKS LISTED0CHECKEDOctober 1, 2026
Compare price across countriesPer daily dose · free accountAsk the assistant about diphenhydramine hydrochloride + calamineAnswers with sources · free accountCheck interactionsSeverity free · mechanism on Growth

Where it is registered

Diphenhydramine is registered in 6 of 19 countries.

Countries holding a registration under ATC D04AA32 (diphenhydramine), each read from that country’s own register.

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

Diphenhydramine · ATC D04AA32

6 / 19 countries

  • Belgiumprice
  • Canada
  • Czechiaprice
  • Finlandprice
  • 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

Health Canada Drug Product Database (Canada)
Active substance
DIPHENHYDRAMINE HYDROCHLORIDE + CALAMINE
Manufacturer
TEVA CANADA LIMITED
Country
Canada (CA)
ATC code
D04AA32
ATC class
Diphenhydramine
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

6 interactions on record for diphenhydramine.

Graded by severity as the source publishes them — 2 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 diphenhydramine against other medicinesHow interaction checks work

Diphenhydramine · interactions on record

6 records

  • 2 severe
  • 4 moderate

Most severe, free to view

  • Sodium oxybateN01AX11severe
  • Sodium oxybateN07XX04severe
  • FlibanserinG02CX02moderate
  • ApomorphineG04BE07moderate
  • 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 class

Other records under D04AA32

Diphenhydramine, as other registers publish it.

All diphenhydramine products

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/bcfa9ebd-cdd8-4f07-94d3-2e3fd819f6c8
GET /v1/drugs/bcfa9ebd-cdd8-4f07-94d3-2e3fd819f6c8?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": "00538493",
  "form": "SUSPENSION",
  "class": "Human",
  "routes": [
    "TOPICAL"
  ],
  "source": "health_canada_dpd",
  "status": "MARKETED",
  "atc_raw": "D04AA32",
  "schedule": [
    "OTC"
  ],
  "drug_code": "41558",
  "strengths": [
    "1 %",
    "8 %"
  ],
  "ahfs_class": null,
  "substances": [
    "DIPHENHYDRAMINE HYDROCHLORIDE",
    "CALAMINE"
  ],
  "product_categorization": null
}
API referenceMCP serverPlans

See everything about diphenhydramine.

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