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Switzerland· 52035023

Bonox, Tabletten

A diphenhydramine product containing diphenhydramini hydrochloridum, registered in Switzerland by Dr. Heinz Welti AG, Fabrikation chemisch-pharmazeutischer Produkte and dispensed under Swissmedic category B. The same ATC class is registered in 12 of our 19 countries.

Cat B (Swissmedic)ATC R06AA02

Checked against Swissmedic (Switzerland) on

Informational only — not a medical device.

SOURCE REGISTER · CHSwissmedic (Switzerland)normalisedBonox, TablettenATCR06AA02REGISTER NO.52035023PACKS LISTED0CHECKEDSeptember 12, 2026
Compare price across countriesPer daily dose · free accountAsk the assistant about diphenhydramini hydrochloridumAnswers with sources · free accountCheck interactionsSeverity free · mechanism on Growth

Where it is registered

Diphenhydramine is registered in 12 of 19 countries.

Countries holding a registration under ATC R06AA02 (diphenhydramine), each read from that country’s own register.

  • This record: Switzerland, from Swissmedic (Switzerland)
  • 6 of them publish a price we can compare per daily dose
Search diphenhydramine products by name

Diphenhydramine · ATC R06AA02

12 / 19 countries

  • Belgiumprice
  • Canada
  • Denmark
  • Germany
  • Icelandprice
  • Ireland
  • Japan
  • Norwayprice
  • Polandprice
  • Switzerlandprice
  • 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

Swissmedic (Switzerland)
Active substance
diphenhydramini hydrochloridum
Manufacturer
Dr. Heinz Welti AG, Fabrikation chemisch-pharmazeutischer Produkte
Country
Switzerland (CH)
ATC code
R06AA02
ATC class
Diphenhydramine
Defined daily dose
0.2 g, O
Swissmedic category
B
Reimbursed
No
Source register
Swissmedic (Switzerland)
Last checked
September 12, 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

469 interactions on record for diphenhydramine.

Graded by severity as the source publishes them — 14 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

469 records

  • 14 severe
  • 417 moderate
  • 2 minor

Most severe, free to view

  • Potassium chlorideA12BA01severe
  • Potassium citrateA12BA02severe
  • EliglustatA16AX10severe
  • Potassium chlorideB05XA01severe

36 more interactions with mechanism and management, from a commercially licensed source.

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  • 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

Diphenhydramine in 11 other countries

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

All diphenhydramine products

Authorised across Europe · EMA

The same active substance is authorised in 20 EEA countries. Names it is sold under:

  • Austria · Calmaben, Dermodrin
  • Belgium · Nustasium, R Calm
  • Bulgaria · Дермодрин, Калмабен
  • Czechia · Psilo-Balsam
  • Germany · Betadorm-D, Diphenhydramin Hevert
  • Denmark · Benylan, Coldycof
  • Spain · Neosayomol, Soñodor
  • United Kingdom (Northern Ireland) · Almus Max Strength Sleep Aid, Asda Night Time Sleep Aid
  • Hungary · Supraderm
  • Ireland · Nytol One-A-Night
  • Iceland · Benylan
  • Italy · Allergan
  • Lithuania · Psilo-Balsam
  • Luxembourg · Nustasium
  • Latvia · Pretniezes, Psilo-Balsam
  • Poland · Luminastil, Nodisen
  • Portugal · Benaderma, Benergina
  • Romania · Calmaben, Dermodrin
  • Sweden · Desentol
  • Slovakia · Calmaben, Psilo-Balsam

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 Swissmedic (Switzerland). 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/cf4038ac-0bb1-4ccb-83b4-e99d1260e160
GET /v1/drugs/cf4038ac-0bb1-4ccb-83b4-e99d1260e160?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.

{}
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