This is a historical report — it no longer reflects this drug's current status. Current status: Active Shortage. View this drug's full profile page →
ASMANEX TWISTHALER
MERCK CANADA INC
View this drug's full profile page →
This is a national manufacturer shortage report. It does not confirm whether the product is unavailable at your local pharmacy — call ahead or ask your pharmacist.
Quick answers
Is there a shortage of ASMANEX TWISTHALER in Canada?
Yes. ASMANEX TWISTHALER 400MCG has an active shortage reported to Health Canada (last updated September 25, 2026).
Why is ASMANEX TWISTHALER not available?
The reason the manufacturer reported: Shortage of an active ingredient.
When will ASMANEX TWISTHALER be available again?
The manufacturer's estimated resolution date is April 27, 2027. This is an estimate and can change; follow this page to get an email when the status changes.
What this means
Does this mean the shortage is completely over everywhere?
It means this specific report has been marked resolved or was avoided — but some individual pharmacies may still take time to restock.
What should I do?
If your pharmacy still doesn't have it, check with them directly — supply is expected to be normalizing.
DIN
02243596
Strength
400MCG
Dosage Form
POWDER
Route
INHALATION
Active Ingredient
MOMETASONE FUROATE
Tier
Unrated
Last Updated
2017-10-11
Reason for Shortage
Disruption of the manufacture of the drug.
Past Reports for This Drug
ASMANEX TWISTHALER has 4 shortage/discontinuation reports on file — this is one of them.
Other Products from MERCK CANADA INC
Other Health Canada-approved products made by the same manufacturer — not necessarily related to this shortage, and not necessarily in shortage themselves.
40MG · DIN 00782327
20MG · DIN 02483548
10MG · DIN 02483513
15MG · DIN 02483521
100MG · DIN 02451816
50MG · DIN 02244265
70MG · DIN 02244266
DIN 02549891
DIN 02482592
200MG · DIN 02387174
0.05% · DIN 00688622
0.05% · DIN 00862975