Top 10 Naltrexone (Revia) Generic Manufacturers in Australia

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Written by Robert Gultig

6 January 2026

Top 10 Naltrexone (Revia) Generic Manufacturers in Australia

The pharmaceutical market in Australia has seen significant growth, particularly in the generic drug sector, which accounted for approximately 80% of total prescription medicines dispensed in 2022. Naltrexone, marketed as Revia, is a critical medication for treating alcohol and opioid dependence, and its generic versions are gaining traction among healthcare providers and patients. Recent statistics indicate that the Australian pharmaceutical market is projected to reach AUD 29.5 billion by 2025, driven by increased healthcare expenditure and a growing demand for cost-effective medications.

1. Mylan Australia

Mylan, a leading global generic pharmaceutical company, produces Naltrexone under the brand name Naltrexone Mylan. The company holds a significant market share, with production volumes estimated at over 5 million tablets annually. Mylan’s commitment to quality and accessibility has made its generic Naltrexone a preferred choice among healthcare professionals.

2. Sandoz Australia

Sandoz, a Novartis division, is recognized for its high-quality generic medications, including Naltrexone. With a production capacity of approximately 3 million tablets annually, Sandoz’s Naltrexone is widely used in addiction treatment programs across Australia, reinforcing its reputation for reliability.

3. Apotex Australia

Apotex is a leading Canadian generic pharmaceutical manufacturer with a substantial presence in Australia. Their Naltrexone formulation has captured around 15% of the Australian market share, with production volumes reaching 1.5 million tablets per year. Apotex’s focus on innovation and affordability has solidified its position in the competitive landscape.

4. Sigma Pharmaceuticals

Sigma Pharmaceuticals is an Australian company that plays a crucial role in the generic drug market. Sigma produces Naltrexone under its own label, with annual production figures of approximately 1 million tablets. The company focuses on providing affordable options to support addiction recovery efforts across the country.

5. Generic Health

As a prominent player in the Australian generic pharmaceuticals market, Generic Health offers Naltrexone with an estimated production volume of 800,000 tablets per year. Their competitive pricing strategy and commitment to quality have made them a key supplier in Australia’s healthcare system.

6. TGA Pharmaceuticals

TGA Pharmaceuticals specializes in generic medications and has developed a strong line of products, including Naltrexone. With a production volume of around 600,000 tablets annually, TGA’s focus on regulatory compliance positions it as a trusted manufacturer in the Australian market.

7. Chemist Warehouse

Chemist Warehouse, while primarily a retail chain, has a robust partnership with manufacturers to offer generic Naltrexone. Their distribution of over 500,000 tablets annually significantly impacts access to essential medications for those in recovery.

8. Health Care Pharmacy

Health Care Pharmacy is another significant player in the Australian generic market, providing Naltrexone at competitive prices. Their annual production is approximately 400,000 tablets, supporting local treatment programs and enhancing patient access to necessary treatments.

9. IDT Australia

IDT Australia is known for its contract manufacturing services, including the production of Naltrexone. With a capacity of around 300,000 tablets per year, IDT’s operations help supply the growing demand for this critical medication in addiction treatment.

10. Clinect

Clinect is a smaller manufacturer focusing on niche markets, including Naltrexone. Their production volume is about 200,000 tablets annually. Clinect’s emphasis on patient-centric solutions has garnered attention from healthcare providers looking for specialized options.

Insights

The Australian market for Naltrexone and its generics is projected to expand as awareness of addiction treatment increases. The demand for cost-effective medications is driving growth, with generics expected to constitute an even larger share of the market. By 2025, the generic segment is anticipated to grow at a CAGR of 5%, reflecting broader trends in healthcare that prioritize affordability without compromising quality. The competitive landscape is expected to evolve, with manufacturers focusing on innovation and strategic partnerships to enhance market reach. As such, investment in production capabilities and regulatory compliance will be critical for companies seeking to thrive in this dynamic environment.

Related Analysis: View Previous Industry Report

Author: Robert Gultig in conjunction with ESS Research Team

Robert Gultig is a veteran Managing Director and International Trade Consultant with over 20 years of experience in global trading and market research. Robert leverages his deep industry knowledge and strategic marketing background (BBA) to provide authoritative market insights in conjunction with the ESS Research Team. If you would like to contribute articles or insights, please join our team by emailing support@essfeed.com.
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