Cyproterone Ethinyl Estradiol (Cyestra-35) shortage status
No current shortage
Source: Health Canada shortage reports · Updated Aug 19, 2026
Cyproterone Ethinyl Estradiol has no current shortage reported in Canada. It has been in shortage before; the history is below.
A combination of an anti-androgen and an estrogen used to treat severe acne and as a birth control pill.
Products affected
0 / 3
Reports on file
11
Shortage history
Shortage history (red bands = periods in shortage).
Reports by product
The DIN is printed on your prescription label.
Resolved
TARO-CYPROTERONE/ETHINYL ESTRADIOL
2MG
0.035MG · TABLET · SUN PHARMA CANADA INC
DIN 02425017 · ended Aug 18, 2026 · Disruption of the manufacture of the drug.
Resolved
CYESTRA-35
2MG
0.035MG · TABLET · ENDO OPERATIONS LTD.
DIN 02290308 · ended Mar 13, 2026 · Delay in shipping of the drug.
Resolved
TEVA-CYPROTERONE / ETHINYL ESTRADIOL
0.035MG
2MG · TABLET · TEVA CANADA LIMITED
DIN 02309556 · ended Jun 20, 2023 · Disruption of the manufacture of the drug.
Resolved
TARO-CYPROTERONE/ETHINYL ESTRADIOL
0.035MG
2MG · TABLET · SUN PHARMA CANADA INC
DIN 02425017 · ended Apr 4, 2023 · Disruption of the manufacture of the drug.
Resolved
TEVA-CYPROTERONE / ETHINYL ESTRADIOL
0.035MG
2MG · TABLET · TEVA CANADA LIMITED
DIN 02309556 · ended Sep 1, 2021 · Disruption of the manufacture of the drug.
Resolved
TEVA-CYPROTERONE / ETHINYL ESTRADIOL
2MG
0.035MG · TABLET · TEVA CANADA LIMITED
DIN 02309556 · ended May 27, 2020 · Disruption of the manufacture of the drug.
Resolved
CYESTRA-35
0.035MG
2MG · TABLET · PALADIN LABS INC
DIN 02290308 · ended Apr 2, 2020 · Delay in shipping of the drug.
Resolved
TEVA-CYPROTERONE / ETHINYL ESTRADIOL
0.035MG
2MG · TABLET · TEVA CANADA LIMITED
DIN 02309556 · ended Aug 23, 2019 · Disruption of the manufacture of the drug.
Resolved
RAN-CYPROTERONE/ETHINYL ESTRADIOL
0.035MG
2.0MG · TABLET · RANBAXY PHARMACEUTICALS CANADA INC.
DIN 02425017 · ended May 10, 2017 · Disruption of the manufacture of the drug.
Resolved
NOVO-CYPROTERONE/ETHINYL ESTRADIOL
0.035MG
2MG · TABLET · TEVA CANADA LIMITED
DIN 02309556 · ended Aug 1, 2017 · Disruption of the manufacture of the drug.
Resolved
CYESTRA-35
0.035MG
2MG · TABLET · PALADIN LABS INC
DIN 02290308 · ended May 19, 2017 · Delay in shipping of the drug.
What's happening
There are no active shortage reports for Cyproterone Ethinyl Estradiol. Health Canada has 11 historical reports on file for this drug, so supply has been disrupted before; the change log below shows the history.
Cyproterone Ethinyl Estradiol is classified under “ANTIANDROGENS” (ATC G03HB).
Recent changes
Aug 19, 2026
Shortage resolved
Aug 17, 2026
Estimated end date pushed back : Aug 14, 2026 → Aug 21, 2026
Jul 29, 2026
Estimated end date pushed back : Jul 24, 2026 → Aug 14, 2026
Jul 13, 2026
Estimated end date pushed back : Jul 3, 2026 → Jul 24, 2026
Common questions
What is Cyproterone Ethinyl Estradiol used for?
A combination of an anti-androgen and an estrogen used to treat severe acne and as a birth control pill.
When will Cyproterone Ethinyl Estradiol be back in stock in Canada?
Cyproterone Ethinyl Estradiol has no active shortage; supply is normal per Health Canada reports.
Why is Cyproterone Ethinyl Estradiol 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.