Hepatitis B Surface Antigen (Engerix-B, Recombivax Hb) shortage status
No current shortage
Source: Health Canada shortage reports · Updated Jul 27, 2026
Also sold as: Engerix-B, Recombivax Hb, Recombivax Hb -(Preservative Free), Recombivax Hb -(Adult Dialysis-Preservative Free)
Hepatitis B Surface Antigen has no current shortage reported in Canada. It has been in shortage before; the history is below.
A vaccine used to protect against hepatitis B infection.
Products affected
0 / 8
Reports on file
32
Shortage history
Shortage history (red bands = periods in shortage).
Reports by product
The DIN is printed on your prescription label.
Discontinued
RECOMBIVAX HB
10MCG · SUSPENSION
SOLUTION · MERCK CANADA INC
DIN 02243676
Resolved
RECOMBIVAX HB
10MCG · SOLUTION · MERCK CANADA INC
DIN 02561484 · ended Jul 21, 2026 · Demand increase for the drug.
Resolved
RECOMBIVAX HB
5MCG · SOLUTION · MERCK CANADA INC
DIN 02561476 · ended May 28, 2026 · Demand increase for the drug.
Discontinued
RECOMBIVAX HB
10MCG · SUSPENSION
SOLUTION · MERCK CANADA INC
DIN 02243676
Resolved
RECOMBIVAX HB
10MCG · SUSPENSION
SOLUTION · MERCK CANADA INC
DIN 02243676 · ended Apr 23, 2026
Resolved
RECOMBIVAX HB
10MCG · SUSPENSION
SOLUTION · MERCK CANADA INC
DIN 02243676 · ended Mar 2, 2026 · Demand increase for the drug.
Discontinued
RECOMBIVAX HB
10MCG · SUSPENSION
SOLUTION · MERCK CANADA INC
DIN 02243676
Resolved
ENGERIX-B
10MCG · SUSPENSION · GLAXOSMITHKLINE INC
DIN 02487020 · ended Apr 14, 2026 · Demand increase for the drug.
Resolved
ENGERIX-B
20MCG · SUSPENSION · GLAXOSMITHKLINE INC
DIN 02487039 · ended Nov 13, 2025 · Disruption of the manufacture of the drug.
Resolved
ENGERIX-B
10MCG · SUSPENSION · GLAXOSMITHKLINE INC
DIN 02487020 · ended Oct 10, 2025 · Disruption of the manufacture of the drug.
Resolved
ENGERIX-B
10MCG · SUSPENSION · GLAXOSMITHKLINE INC
DIN 02487020 · ended Oct 24, 2024 · Demand increase for the drug.
Resolved
ENGERIX-B
10MCG · SUSPENSION · GLAXOSMITHKLINE INC
DIN 02487020 · ended Sep 4, 2024 · Delay in shipping of the drug.
Showing 12 of 32 reports. All reports are on file with Health Canada.
What's happening
There are no active shortage reports for Hepatitis B Surface Antigen. Health Canada has 32 historical reports on file for this drug, so supply has been disrupted before; the change log below shows the history.
Hepatitis B Surface Antigen is classified under “VIRAL VACCINES” (ATC J07BC).
Recent changes
Jul 27, 2026
Status changed
Jul 27, 2026
Shortage resolved
Common questions
What is Hepatitis B Surface Antigen used for?
A vaccine used to protect against hepatitis B infection.
When will Hepatitis B Surface Antigen be back in stock in Canada?
Hepatitis B Surface Antigen has no active shortage; supply is normal per Health Canada reports.
Why is Hepatitis B Surface Antigen 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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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.