United States· US:72789-326_40bb3383-082a-7a68-e063-6394a90a8da3

Tizanidine

A tizanidine product containing tizanidine hydrochloride, registered in United States by PD-Rx 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 September 27, 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: PD-Rx 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: September 27, 2026

Packs & prices · 6

ndc11
7278932630
30 TABLET in 1 BOTTLE, PLASTIC (72789-326-30)
ndc11
7278932677
150 TABLET in 1 BOTTLE, PLASTIC (72789-326-77)
ndc11
7278932690
90 TABLET in 1 BOTTLE, PLASTIC (72789-326-90)
ndc11
72789-326-30
ndc11
72789-326-77
ndc11
72789-326-90

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/bc7c300b-c2af-45c0-82f7-89cfcb1a36fd
GET /v1/drugs/bc7c300b-c2af-45c0-82f7-89cfcb1a36fd?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": "72789-326",
  "dosage_form": "TABLET",
  "dea_schedule": null,
  "strength_unit": "mg/1",
  "application_number": "ANDA076416",
  "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.

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