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United States· US:84126-381_559149b6-5082-e0ee-e063-6394a90a38a5

Vicks NyQuil

A doxylamine product containing doxylamine succinate, registered in United States by The Procter & Gamble Manufacturing Company. The same ATC class is registered in 5 of our 19 countries.

ATC R06AA09

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

Informational only — not a medical device.

SOURCE REGISTER · USFDA National Drug Code directory (Unite…normalisedVicks NyQuilATCR06AA09REGISTER NO.US:84126-381_559149b6…PACKS LISTED1CHECKEDSeptember 27, 2026
Compare price across countriesPer daily dose · free accountAsk the assistant about doxylamine succinateAnswers with sources · free accountCheck interactionsSeverity free · mechanism on Growth

Where it is registered

Doxylamine is registered in 5 of 19 countries.

Countries holding a registration under ATC R06AA09 (doxylamine), each read from that country’s own register.

  • This record: United States, from FDA National Drug Code directory (United States)
  • 4 of them publish a price we can compare per daily dose
Search doxylamine products by name

Doxylamine · ATC R06AA09

5 / 19 countries

  • Finlandprice
  • Netherlands
  • Norwayprice
  • Polandprice
  • 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
DOXYLAMINE SUCCINATE
Manufacturer
The Procter & Gamble Manufacturing Company
Country
United States (US)
ATC code
R06AA09
ATC class
Doxylamine
Defined daily dose
25 mg, O
Reimbursed
Not published by this register
Source register
FDA National Drug Code directory (United States)
Last checked
September 27, 2026

Packs & prices · 1

  • ndc11
    84126-381-24

Regulatory notes

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

Interactions

318 interactions on record for doxylamine.

Graded by severity as the source publishes them — 19 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 doxylamine against other medicinesHow interaction checks work

Doxylamine · interactions on record

318 records

  • 19 severe
  • 298 moderate
  • 1 minor

Most severe, free to view

  • Potassium chlorideA12BA01severe
  • Potassium citrateA12BA02severe
  • Potassium chlorideB05XA01severe
  • LinezolidJ01XX08severe
  • 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

Doxylamine in 9 other countries

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

All doxylamine products

Authorised across Europe · EMA

The same active substance is authorised in 14 EEA countries. Names it is sold under:

  • Austria · Hoggar Night
  • Cyprus · Hoggar Night
  • Germany · Dolginox Schlaftropfen, Doxylamin Dexcel
  • Spain · Dormidina, Dormigen
  • Finland · Dormix
  • France · Donormyl, Doxylamine Arrow Conseil
  • Greece · Hoggar Night
  • Croatia · Hoggar
  • Hungary · Hoggar
  • Malta · Doxylamine Krka, Normodorm
  • Norway · Zonat
  • Poland · Benosen, Doksylamina Geiser
  • Portugal · Dormidina, Hoggar
  • Slovenia · Noctiben Mea

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 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/ed7f7adb-1336-4dd4-8c35-9ddd34073339
GET /v1/drugs/ed7f7adb-1336-4dd4-8c35-9ddd34073339?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": "6.25",
  "substance": "DOXYLAMINE SUCCINATE",
  "productndc": "84126-381",
  "dosage_form": "CAPSULE, LIQUID FILLED",
  "dea_schedule": null,
  "strength_unit": "mg/1",
  "application_number": "M012",
  "marketing_category": "OTC MONOGRAPH DRUG"
}
API referenceMCP serverPlans

See everything about doxylamine.

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