Active substances
Acetylsalicylic acid + Methocarbamol
- US FDA 5
- Health Canada 3
US FDA United States — FDA approvals (Drugs@FDA)
| Product | Strength | Form · route | Applicant | Status | First approved |
|---|---|---|---|---|---|
| ROBAXISAL | 325MG;400MG | tablet · oral | ROBINS AH | Discontinued | 15 Apr 1960 |
| METHOCARBAMOL AND ASPIRIN | 325MG;400MG | tablet · oral | IVAX SUB TEVA PHARMS | Discontinued | 22 Dec 1982 |
| METHOCARBAMOL AND ASPIRIN | 325MG;400MG | tablet · oral | MCNEIL | Discontinued | 12 Feb 1986 |
| METHOCARBAMOL AND ASPIRIN | 325MG;400MG | tablet · oral | PAR PHARM | Discontinued | 4 Nov 1988 |
| METHOCARBAMOL AND ASPIRIN | 325MG;400MG | tablet · oral | STEVENS J | Discontinued | 31 Jan 1995 |
Canada Canada — marketed products (Health Canada)
| Brand | DIN | Strength | Form · route | Company |
|---|---|---|---|---|
| EXTRA STRENGTH MUSCLE & BACK PAIN ASA 500 MG METHOCARBAMOL 400 MG & ACETYLSALICYLIC ACID 500 MG | 02252228 | 500 MG; 400 MG | TABLET · ORAL | VITA HEALTH PRODUCTS INC |
| EXTRA STRENGTH MUSCLE & BACK PAIN RELIEF WITH ASA | 02426625 | 500 MG; 400 MG | TABLET · ORAL | VITA HEALTH PRODUCTS INC |
| ROBAXISAL EXTRA STRENGTH | 02230949 | 400 MG; 500 MG | TABLET · ORAL | HALEON CANADA ULC |
Components
Values as published by each source: SFDA human drug list (4-2026, as published by the Council of Health Insurance; indications from the CHI Daman Drug Formulary), Drugs@FDA, EMA medicines data, Health Canada Drug Product Database (Open Government Licence – Canada), CMS NADAC, NHS Drug Tariff Part VIIIA (NHSBSA Copyright, Open Government Licence v3.0), WHO Model List of Essential Medicines (CC BY 3.0 IGO; regrouped by active substance, not created by WHO), EMA PRAC, US FDA safety-related labeling changes and MHRA Drug Safety Update (Open Government Licence v3.0). Sources and reuse. Not a substitute for the official registers or the product information.