alprostadil - 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
CAVERJECT IMPULSE alprostadil 20microgram powder for injection with 0.5mL diluent dual chamber cartridge in single use syringe device
AUST R: 90197
Active ingredients:
alprostadil

Dosage form:
Injection, powder for

Sponsor:
Pfizer Australia Pty Ltd

Phone:
1800 675 229

From
06 Nov 2023
to
17 Apr 2026

Shortage status:
Current

Availability:
Limited Availability

Reason:
Manufacturing

Management action:
An alternative strength is available.

PROSTIN VR alprostadil 500 microgram/1mL injection ampoule
AUST R: 47641
Active ingredients:
alprostadil

Dosage form:
Injection, solution

Sponsor:
Pfizer Australia Pty Ltd

Phone:
1800-675-229

From
02 Apr 2026
to
17 Apr 2026

Shortage status:
Anticipated

Availability:
Available

Reason:
Manufacturing

Management action:
The sponsor is closely controlling supply. An alternative brand is available.

CAVERJECT IMPULSE alprostadil 10microgram powder for injection with 0.5mL diluent dual chamber cartridge in single use syringe device
AUST R: 90196
Active ingredients:
alprostadil

Dosage form:
Injection, powder for

Sponsor:
Pfizer Australia Pty Ltd

Phone:
1800675229

From
14 Apr 2025
to
20 Feb 2026

Shortage status:
Resolved

Availability:
Available

Reason:
Unexpected increase in consumer demand