TOPAMAX 25MG
JANSSEN INC
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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 TOPAMAX 25MG discontinued in Canada?
Yes. The manufacturer has reported to Health Canada that TOPAMAX 25MG has been permanently discontinued (last updated July 27, 2026). It is not expected to come back, so talk to your pharmacist or doctor about an alternative.
Why is TOPAMAX 25MG not available?
The reason the manufacturer reported: Business reasons.
Other Products Containing the Same Active Ingredient
These are other Health Canada-approved human drug products containing the same active ingredient, not currently reported in shortage. Strength, dosage form, and route can still differ — ask your pharmacist whether any of these are appropriate for you. This isn't a guarantee of current stock.
Closest Matches
PMS-TOPIRAMATE
PHARMASCIENCE INC
Other Products
TOPAMAX
JANSSEN INC
ACCEL-TOPIRAMATE
ACCEL PHARMA INC
TOPIRAMATE TABLETS USP
ACCORD HEALTHCARE INC
RATIO-TOPIRAMATE
TEVA CANADA LIMITED
SANDOZ TOPIRAMATE
SANDOZ CANADA INCORPORATED
What this means
Does this mean I need to switch medications right away?
Not necessarily right away, but this product will not be returning to the market.
What should I do?
Talk to your pharmacist or prescriber about your options well before your current supply runs out.
DIN
02230893
Strength
25MG
Dosage Form
TABLET
Route
ORAL
Active Ingredient
TOPIRAMATE
Tier
Unrated
Last Updated
2026-07-27
Reason for Shortage
Business reasons
Other Products from JANSSEN INC
Other Health Canada-approved products made by the same manufacturer — not necessarily related to this shortage, and not necessarily in shortage themselves.
DIN 02538563
DIN 02538555
4MG · DIN 02493225
3MG · DIN 02493217
5MG · DIN 02493233
0.5MG · DIN 02397447
1.5MG · DIN 02397455
18MG · DIN 02247732
54MG · DIN 02247734
27MG · DIN 02250241
36MG · DIN 02247733
400MG · DIN 02455978