rxstat › Shortages › Spironolactone

Spironolactone (Aldactone) shortage status

No current shortage

Source: Health Canada shortage reports · Updated Oct 28, 2026

Spironolactone has no current shortage reported in Canada. It has been in shortage before; the history is below.

A potassium-sparing diuretic used to treat fluid buildup, high blood pressure and heart failure.

Products affected
0 / 8
Reports on file
43

Shortage history

2023 2024 2025 2026

Shortage history (red bands = periods in shortage).

Reports by product

The DIN is printed on your prescription label.

Resolved
MINT-SPIRONOLACTONE
100MG · TABLET · MINT PHARMACEUTICALS INC
DIN 02488159 · ended Aug 13, 2026 · Disruption of the manufacture of the drug.
Discontinued
ALDACTONE 25 MG
25MG · TABLET · PFIZER CANADA ULC
DIN 00028606
Discontinued
ALDACTONE 100 MG
100MG · TABLET · PFIZER CANADA ULC
DIN 00285455
Resolved
ALDACTONE 25 MG
25MG · TABLET · PFIZER CANADA ULC
DIN 00028606 · ended Jul 17, 2026 · Demand increase for the drug.
Resolved
ALDACTONE 100 MG
100MG · TABLET · PFIZER CANADA ULC
DIN 00285455 · ended Jul 17, 2026 · Demand increase for the drug.
Resolved
JAMP SPIRONOLACTONE
25MG · TABLET · JAMP PHARMA CORPORATION
DIN 02518821 · ended Sep 30, 2026 · Demand increase for the drug.
Resolved
MINT-SPIRONOLACTONE
25MG · TABLET · MINT PHARMACEUTICALS INC
DIN 02488140 · ended Mar 27, 2026 · Disruption of the manufacture of the drug.
Resolved
JAMP SPIRONOLACTONE
100MG · TABLET · JAMP PHARMA CORPORATION
DIN 02518848 · ended Sep 7, 2026 · Demand increase for the drug.
Resolved
TEVA-SPIRONOLACTONE
25MG · TABLET · TEVA CANADA LIMITED
DIN 00613215 · ended Jul 31, 2025 · Disruption of the manufacture of the drug.
Resolved
TEVA-SPIRONOLACTONE
100MG · TABLET · TEVA CANADA LIMITED
DIN 00613223 · ended Aug 7, 2025 · Disruption of the manufacture of the drug.
Resolved
TEVA-SPIRONOLACTONE
25MG · TABLET · TEVA CANADA LIMITED
DIN 00613215 · ended Oct 1, 2025 · Disruption of the manufacture of the drug.
Resolved
TEVA-SPIRONOLACTONE
25MG · TABLET · TEVA CANADA LIMITED
DIN 00613215 · ended Apr 30, 2026 · Disruption of the manufacture of the drug.

Showing 12 of 43 reports. All reports are on file with Health Canada.

What's happening

There are no active shortage reports for Spironolactone. Health Canada has 43 historical reports on file for this drug, so supply has been disrupted before; the change log below shows the history.

Spironolactone is classified under “POTASSIUM-SPARING AGENTS” (ATC C03DA).

Recent changes

Common questions

What is Spironolactone used for?

A potassium-sparing diuretic used to treat fluid buildup, high blood pressure and heart failure.

When will Spironolactone be back in stock in Canada?

Spironolactone has no active shortage; supply is normal per Health Canada reports.

Why is Spironolactone in shortage?

It isn't currently. Past reports and their reasons are listed above.

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.

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Related drugs (potassium-sparing agents)

Eplerenone (Inspra) Partial shortage 1 of 4 reported products affected · est. return Dec 30, 2026 Amiloride (Midamor) No current shortage

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.