United States· US:75834-207_359eaf8b-a8f7-4493-ba61-98e106bcc3d5

TIZANIDINE HYDROCHLORIDE

A tizanidine product containing tizanidine hydrochloride, registered in United States by Nivagen Pharmaceuticals, Inc.. The same ATC class is registered in 14 of our 19 countries.

ATC M03BX02US label

Checked against FDA National Drug Code directory (United States) on August 23, 2026

Informational only — not a medical device.

Compare price across countriesPer daily dose · free account Ask the assistant about tizanidine hydrochlorideAnswers with sources · free account Check interactionsSeverity free · mechanism on Growth

Where it is registered

Tizanidine is registered in 14 of 19 countries.

Countries holding a registration under ATC M03BX02 (tizanidine), each read from that country’s own register.

This record: United States, from FDA National Drug Code directory (United States)
7 of them publish a price we can compare per daily dose

Search tizanidine products by name

Tizanidine · ATC M03BX02

14 / 19 countries

Belgiumprice
Canada
Czechiaprice
Denmark
Finlandprice
Germany
Ireland
Japan
Netherlands
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.

Price per daily dose

What a daily dose of tizanidine costs, country by country.

Normalised to the WHO defined daily dose (12 mg), so markets compare like for like.

1 market with a comparable price for this class
Public list prices, converted to USD at the rate date shown

Open the full comparison — free account Drug prices for market access

Tizanidine · price per daily dose (12 mg)

USD · FX 28 Sept 2026

CH Switzerland$2.38

Median listed price per WHO defined daily dose, in each market that publishes a price. Open the full comparison

The record

At a glance

FDA National Drug Code directory (United States)

Active substance: TIZANIDINE HYDROCHLORIDE
Manufacturer: Nivagen Pharmaceuticals, Inc.
Country: United States (US)
ATC code: M03BX02
ATC class: Tizanidine
Defined daily dose: 12 mg, O
Reimbursed: Not published by this register
Source register: FDA National Drug Code directory (United States)
Last checked: August 23, 2026

Packs & prices · 2

ndc11
7583420715
150 CAPSULE in 1 BOTTLE (75834-207-15)
ndc11
75834-207-15

Regulatory notes

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

Interactions

384 interactions on record for tizanidine.

Graded by severity as the source publishes them — 78 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 tizanidine against other medicines How interaction checks work

Tizanidine · interactions on record

384 records

78 severe
177 moderate
2 minor
87 info

Most severe, free to view

CimetidineA02BA01severe
FamotidineA02BA03severe
PapaverineA03AD01severe
CisaprideA03FA02severe

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

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

Tizanidine in 12 other countries

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

All tizanidine products

Authorised across Europe · EMA

The same active substance is authorised in 23 EEA countries. Names it is sold under:

Austria · Sirdalud, Sirdalud Mr
Belgium · Sirdalud
Bulgaria · Tizanidine Teva, Тизанидин Tева
Czechia · Sirdalud
Germany · Sirdalud, Tizanidin Ascend
Denmark · Sirdalud Retard, Tizanidin Teva
Estonia · Sirdalud
Spain · Sirdalud
Finland · Sirdalud, Sirdalud Retard
United Kingdom (Northern Ireland) · Tizagelan, Tizanidine
Greece · Sirdalud
Croatia · Tizanidin Altamedics
Hungary · Sirdalud, Sirdalud Mr
Ireland · Tizanidine Teva
Italy · Navizan, Sirdalud
Lithuania · Sirdalud
Luxembourg · Sirdalud
Latvia · Sirdalud
Netherlands · Chordyna, Sirdalud
Poland · Chordyna, Sirdalud Mr
Portugal · Sirdalud, Tizanidina Teva
Slovenia · Sirdalud
Slovakia · Sirdalud

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/b591a936-6ea0-4a89-926e-e02ff640d65b
GET /v1/drugs/b591a936-6ea0-4a89-926e-e02ff640d65b?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",
  "substance": "TIZANIDINE HYDROCHLORIDE",
  "productndc": "75834-207",
  "dosage_form": "CAPSULE",
  "dea_schedule": null,
  "strength_unit": "mg/1",
  "application_number": "ANDA210021",
  "marketing_category": "ANDA"
}

API reference MCP server Plans

See everything about tizanidine.

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 free Open in the console