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Pyrazinamide Rifampin Isoniazid shortage status

Discontinued

Source: Health Canada shortage reports · Updated Jul 9, 2026

Pyrazinamide Rifampin Isoniazid products have been discontinued in Canada. See the reports below for which products and when.
Products affected
0 / 1
Reports on file
1

Reports by product

Discontinued
RIFATER
300MG 120MG 50MG · TABLET · SANOFI-AVENTIS CANADA INC
DIN 02148625

What's happening

One or more Pyrazinamide Rifampin Isoniazid products have been permanently discontinued by their manufacturers. If your product is affected, ask your pharmacist about equivalent products still on the market.

Pyrazinamide Rifampin Isoniazid is classified under “DRUGS FOR TREATMENT OF TUBERCULOSIS” (ATC J04AM).

Recent changes

Common questions

When will Pyrazinamide Rifampin Isoniazid be back in stock in Canada?

Manufacturers have not provided a reliable end date. This page updates automatically as soon as an estimate is filed.

Why is Pyrazinamide Rifampin Isoniazid in shortage?

See the reports above; manufacturers must state a reason (most commonly manufacturing disruption or a surge in demand) when filing with Health Canada.

What can my pharmacist do about it?

Often quite a lot: substitute an equivalent product from an unaffected manufacturer, adjust quantities, or in most provinces adapt or renew prescriptions on the spot. Call your pharmacy before visiting, and call 811 for free health advice.

Related drugs (drugs for treatment of tuberculosis)

Guides: what to do when your medication is in shortage · how to read shortage reports

Data reflects reports manufacturers are legally required to file with Health Canada, republished with per-drug aggregation by rxstat. Estimated end dates are supplied by manufacturers and frequently change. This page describes drug supply only and is not medical advice; never stop or switch a medication without speaking to your pharmacist or prescriber.