topiramate - medicine shortage information

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If you are having difficulty obtaining a medicine that has been prescribed to you, talk to your doctor or pharmacist to discuss suitable options to continue your care.

More information about medicine shortages and how to access alternative medicines is available at the Medicine Shortages hub

Product details Supply Impact Dates Further Details
EPIRAMAX 100 topiramate 100 mg tablets blister pack
AUST R: 135594
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
Arrotex Pharmaceuticals Pty Ltd

Phone:
1800 195 055

From
07 May 2026
to
25 Dec 2026

Shortage status:
Current

Availability:
Limited Availability

Reason:
Manufacturing

Management action:
Alternative brands are available.
EPIRAMAX 25 topiramate 25 mg tablets blister pack
AUST R: 135552
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
Arrotex Pharmaceuticals Pty Ltd

Phone:
1800 195 055

From
07 May 2026
to
25 Dec 2026

Shortage status:
Current

Availability:
Limited Availability

Reason:
Manufacturing

Management action:
Alternative brands are available.
EPIRAMAX 50 topiramate 50 mg tablets blister pack
AUST R: 135592
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
Arrotex Pharmaceuticals Pty Ltd

Phone:
1800 195 055

From
07 May 2026
to
25 Dec 2026

Shortage status:
Current

Availability:
Limited Availability

Reason:
Manufacturing

Management action:
Alternative brands are available.
NOUMED TOPIRAMATE topiramate 100 mg tablet bottle
AUST R: 284345
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
AVALLON PHARMACEUTICALS PTY LTD

Phone:
1800930999

From
30 Apr 2024
to
31 Dec 2026

Shortage status:
Current

Availability:
Unavailable

Reason:
Commercial Changes / Commercial viability

Management action:
Alternative brands are available.
NOUMED TOPIRAMATE topiramate 200 mg tablet bottle
AUST R: 284346
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
AVALLON PHARMACEUTICALS PTY LTD

Phone:
800930999

From
30 Jun 2024
to
31 Dec 2026

Shortage status:
Current

Availability:
Unavailable

Reason:
Commercial Changes / Commercial viability

Management action:
Alternative brands are available.
NOUMED TOPIRAMATE topiramate 25 mg tablet bottle
AUST R: 284343
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
AVALLON PHARMACEUTICALS PTY LTD

Phone:
1800930999

From
30 Jun 2024
to
31 Dec 2026

Shortage status:
Current

Availability:
Unavailable

Reason:
Commercial Changes / Commercial viability

Management action:
Alternative brands are available.
NOUMED TOPIRAMATE topiramate 50 mg tablet bottle
AUST R: 284344
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
AVALLON PHARMACEUTICALS PTY LTD

Phone:
1800930999

From
30 Jun 2024
to
31 Dec 2026

Shortage status:
Current

Availability:
Unavailable

Reason:
Commercial Changes / Commercial viability

Management action:
Alternative brands are available.
TOPIRAMATE SANDOZ topiramate 50 mg tablet bottle
AUST R: 135779
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
Sandoz Pty Ltd

Phone:
180072636

From
21 May 2026
to
27 Jul 2026

Shortage status:
Current

Availability:
Limited Availability

Reason:
Manufacturing

Management action:
Alternative brands are available.
TAMATE topiramate 100mg tablet blister pack
AUST R: 150446
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
Alphapharm Pty Ltd

Phone:
1800274276

From
02 Oct 2026
to
30 Mar 2027

Shortage status:
Anticipated

Availability:
Available

Reason:
Manufacturing

Management action:
Alternative brands are available.
TAMATE topiramate 200mg tablet blister pack
AUST R: 150444
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
Alphapharm Pty Ltd

Phone:
1800274276

From
29 May 2026
to
30 Mar 2027

Shortage status:
Anticipated

Availability:
Available

Reason:
Manufacturing

Management action:
Alternative brands are available.
TAMATE topiramate 25mg tablet blister pack
AUST R: 150447
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
Alphapharm Pty Ltd

Phone:
1800274276

From
28 Aug 2026
to
30 Mar 2027

Shortage status:
Anticipated

Availability:
Available

Reason:
Manufacturing

Management action:
Alternative brands are available.
TAMATE topiramate 50mg tablet blister pack
AUST R: 150445
Active ingredients:
topiramate

Dosage form:
Tablet, film coated

Sponsor:
Alphapharm Pty Ltd

Phone:
1800274276

From
10 Jul 2026
to
31 Mar 2027

Shortage status:
Anticipated

Availability:
Available

Reason:
Manufacturing

Management action:
Alternative brands are available.