Product details Supply Impact Dates Further Details
AMBRISENTAN VIATRIS ambrisentan 5 mg
AUST R: 298940

Active Ingredients: ambrisentan

Dosage From: Tablet, film coated
 From: 31 Oct 2025

To: 09 Jan 2026 		Shortage Status: Resolved

Availability: Available

Reason: Manufacturing
AMBRISENTAN VIATRIS ambrisentan 10 mg
AUST R: 298941

Active Ingredients: ambrisentan

Dosage From: Tablet, film coated
 From: 14 Nov 2025

To: 09 Jan 2026 		Shortage Status: Resolved

Availability: Available

Reason: Manufacturing
PULMORIS ambrisentan 10 mg
AUST R: 282337

Active Ingredients: ambrisentan

Dosage From: Tablet, film coated
 From: 06 Feb 2026

To: 27 Mar 2026 		Shortage Status: Anticipated

Availability: Available

Reason: Manufacturing
PULMORIS ambrisentan 5 mg
AUST R: 282338

Active Ingredients: ambrisentan

Dosage From: Tablet, film coated
 From: 08 Jan 2026

To: 21 Aug 2026 		Shortage Status: Current

Availability: Limited Availability

Reason: Manufacturing
VOLIBRIS ambrisentan 5mg
AUST R: 143743

Active Ingredients: ambrisentan

Dosage From: Tablet, film coated
 From: 27 Feb 2026

To: 17 Jun 2026 		Shortage Status: Anticipated

Availability: Available

Reason: Unexpected increase in demand due to other sponsors unable to supply