Tenapanor (Ibsrela) shortage status

Partial shortage

Source: Health Canada shortage reports · Updated Oct 27, 2026

Some Tenapanor products are in shortage in Canada (1 of 1 reported products), while others remain available. Your pharmacy may be able to substitute an unaffected manufacturer.

A medicine used to treat irritable bowel syndrome with constipation.

Products affected

1 / 1

Reports on file

Talk to a pharmacist

Pharmacists can substitute an unaffected manufacturer's version, adjust strengths, and in most provinces adapt or renew a prescription on the spot.

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If your product stays unavailable, an online doctor can assess your situation and prescribe an alternative.

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Independent services, not affiliated with rxstat; referral fees may apply. Free options exist depending on your province. In an emergency call 911; free health advice at 811.

Reports by product

Active shortage

IBSRELA

50MG · TABLET · KNIGHT THERAPEUTICS INC.

DIN 02498049 · since ?, no end estimate · Supply Interruption

What's happening

Tenapanor is currently affected by an active shortage report filed with Health Canada by KNIGHT THERAPEUTICS INC..

The reported cause is: supply interruption. Manufacturers must report shortages, but end-date estimates are their own projections and often move.

If your usual product is affected, a pharmacist is the fastest route to a solution: they can dispense an unaffected manufacturer's equivalent when one exists, and in most provinces can adapt doses or substitute a therapeutic alternative without a new appointment.

Recent changes

Oct 27, 2026 Status changed

Common questions

What is Tenapanor used for?

A medicine used to treat irritable bowel syndrome with constipation.

When will Tenapanor 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 Tenapanor 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.

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Possible alternatives in the same class

Drugs in the same therapeutic class, best-supplied first. These are not automatic substitutes: only your pharmacist or prescriber can judge whether a switch makes sense for you.

Prucalopride No current shortage Bisacodyl Partial shortage 1 of 4 reported products affected Docusate (Soflax) Partial shortage 1 of 16 reported products affected Docusate Partial shortage 1 of 2 reported products affected Docusate Sennosides Discontinued 0 of 1 reported products affected

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.