United States· US:64950-268_813d92a9-7e67-455e-9158-6aa5af5b27a7
Clemastine Fumarate
A clemastine product containing clemastine fumarate, registered in United States by Genus Lifesciences. The same ATC class is registered in 11 of our 19 countries.
Checked against FDA National Drug Code directory (United States) on
Informational only — not a medical device.
Where it is registered
Clemastine is registered in 11 of 19 countries.
Countries holding a registration under ATC R06AA04 (clemastine), each read from that country’s own register.
- This record: United States, from FDA National Drug Code directory (United States)
- 6 of them publish a price we can compare per daily dose
Clemastine · ATC R06AA04
11 / 19 countries
- Denmark
- Finlandprice
- Germany
- Icelandprice
- Japan
- Netherlands
- Norwayprice
- Polandprice
- Switzerlandprice
- United Kingdom
- United Statesprice
The record
At a glance
FDA National Drug Code directory (United States)- Active substance
- CLEMASTINE FUMARATE
- Manufacturer
- Genus Lifesciences
- Country
- United States (US)
- ATC code
- R06AA04
- ATC class
- Clemastine
- Defined daily dose
- 2 mg, O
- Reimbursed
- Not published by this register
- Source register
- FDA National Drug Code directory (United States)
- Last checked
- September 27, 2026
Packs & prices · 4
- ndc11649502680330 TABLET in 1 BOTTLE (64950-268-03)
- ndc116495026810100 TABLET in 1 BOTTLE (64950-268-10)
- ndc1164950-268-03
- ndc1164950-268-10
Regulatory notes
No shortage, Orange Book or US label notes for this record.
Interactions
321 interactions on record for clemastine.
Graded by severity as the source publishes them — 9 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
Clemastine · interactions on record
321 records
- 9 severe
- 309 moderate
- 3 minor
Most severe, free to view
- Potassium chlorideA12BA01severe
- Potassium citrateA12BA02severe
- Potassium chlorideB05XA01severe
- Sodium oxybateN01AX11severe
- 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.
Same medicine, other countries
Clemastine in 10 other countries
What each register calls a product with the same active substance — salts and hydrates count as the same.
- Japanクレマスチンフマル酸塩日医工
- GermanyTavegilStada Gmbh
- PolandClemastinum AflofarmAflofarm Farmacja Polska Sp. z o.o.
- NetherlandsClemastine Macure 1 mg/ml oplossing voor injectieMacure Healthcare Limited
- NorwayTavegilGebro Pharma
- United KingdomTavegil 1mg tabletsThornton & Ross Ltd
- SwitzerlandTavegyl, InjektionslösungGebro Pharma AG
- SwedenClemastine Macure 1 mg/ml Injektionsvätska, lösningMacure Healthcare Limited
Authorised across Europe · EMA
The same active substance is authorised in 13 EEA countries. Names it is sold under:
- Germany · Tavegil, Tavegil Tabletten
- Denmark · Clemastine Macure
- Estonia · Tavegyl
- Finland · Clemastine Macure
- United Kingdom (Northern Ireland) · Tavegil
- Iceland · Tavegyl
- Lithuania · Clemastinum Pph, Tavegyl
- Latvia · Tavegyl
- Netherlands · Clemastine Macure, Clemastine Milstein
- Norway · Clemastine Macure
- Poland · Clemastinum Aflofarm, Clemastinum Hasco
- Portugal · Tavégyl, Tavist
- Sweden · Clemastine Macure, Tavegyl
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/ee81bb7b-c9e7-4605-91d2-a4c90826fdc9 GET /v1/drugs/ee81bb7b-c9e7-4605-91d2-a4c90826fdc9?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": "2.68",
"substance": "CLEMASTINE FUMARATE",
"productndc": "64950-268",
"dosage_form": "TABLET",
"dea_schedule": null,
"strength_unit": "mg/1",
"application_number": "ANDA073283",
"marketing_category": "ANDA"
}See everything about clemastine.
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.