Do not stop or change your medication without speaking to a pharmacist or healthcare professional.

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 →

Permanently Discontinued

PMS-VALPROIC ACID E.C.

PHARMASCIENCE INC

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 PMS-VALPROIC ACID E.C. in Canada?

Yes. PMS-VALPROIC ACID E.C. 500MG has an active shortage reported to Health Canada (last updated September 26, 2025).

Why is PMS-VALPROIC ACID E.C. not available?

The reason the manufacturer reported: Disruption of the manufacture of the drug.

When will PMS-VALPROIC ACID E.C. be available again?

No estimated resolution date has been reported yet. Follow this page to get an email as soon as the status changes.

Can I still get this?Possibly — same-ingredient product records found
StatusPermanently Discontinued
Same-ingredient products on file6 products
Affected strength500MG
Last updated2021-10-27

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

DEPAKENE CAP 500MG

ABBOTT LABORATORIES, LIMITED

500MG · DIN 00507989

Same strengthSame dosage formSame routeNo current shortage

SANDOZ VALPROIC

SANDOZ CANADA INCORPORATED

500MG · DIN 02239713

Same strengthSame dosage formSame routeNo current shortage

RATIO-VALPROIC - ECC 500MG

RATIOPHARM INC DIVISION OF TEVA CANADA LIMITED

500MG · DIN 02140055

Same strengthSame dosage formSame routeNo current shortage

Other Products

EPIVAL

BGP PHARMA ULC

125MG · DIN 00596418

Different strengthDifferent dosage formSame routeNo current shortage

MYLAN-VALPROIC

MYLAN PHARMACEUTICALS ULC

250MG · DIN 02184648

Different strengthDifferent dosage formSame routeNo current shortage

NOVO-VALPROIC

TEVA CANADA LIMITED

250MG · DIN 02100630

Different strengthDifferent dosage formSame routeNo current shortage

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

02229628

Strength

500MG

Dosage Form

CAPSULE (ENTERIC-COATED)

Route

ORAL

Active Ingredient

VALPROIC ACID

Tier

Unrated

Last Updated

2021-10-27

Reason for Shortage

Business reasons

Past Reports for This Drug

PMS-VALPROIC ACID E.C. has 2 shortage/discontinuation reports on file — this is one of them.