Top 10 Naltrexone (Revia) Generic Manufacturers in USA

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Written by Robert Gultig

6 January 2026

Introduction

The market for Naltrexone, a medication primarily used in the management of alcohol and opioid dependence, has witnessed significant growth in recent years, particularly in the United States. The global Naltrexone market was valued at approximately $1.2 billion in 2022 and is projected to reach $1.6 billion by 2027, growing at a CAGR of 5.6%. This growth is driven by increasing awareness of addiction treatment and the rising prevalence of substance abuse disorders. As a result, the demand for generic formulations of Naltrexone, particularly Revia, has surged, prompting several manufacturers to enter the market and expand production capabilities.

Top 10 Naltrexone (Revia) Generic Manufacturers in USA

1. Teva Pharmaceuticals USA, Inc.

Teva Pharmaceuticals is one of the leading generic pharmaceutical manufacturers in the United States. It holds a significant market share in the Naltrexone segment, producing millions of units annually. In 2022, Teva reported a revenue of approximately $16.7 billion, with a notable portion attributed to the generic drug market.

2. Mylan N.V. (now part of Viatris)

Mylan, now part of Viatris, has been a prominent player in the generic pharmaceutical space. The company produces a wide range of Naltrexone products, contributing to a substantial portion of the U.S. market. In 2022, Mylan reported a revenue of $11.5 billion, with generics accounting for a significant share.

3. Amgen Inc.

While primarily known for its biologics, Amgen has ventured into generics, including Naltrexone productions. The company reported a revenue of $26.1 billion in 2022, with ongoing investments aimed at expanding its portfolio in the generic segment.

4. Sandoz, a Novartis division

Sandoz is recognized as a global leader in generic pharmaceuticals and biosimilars. The company has a strong foothold in the Naltrexone market, with production capabilities that make it a key player in the U.S. The parent company, Novartis, reported a revenue of $52.1 billion in 2022, reflecting its overall market strength.

5. Aurobindo Pharma USA, Inc.

Aurobindo Pharma has carved out a significant share in the U.S. generic market. The company produces Naltrexone among various other generics, contributing to its overall revenue of approximately $1.5 billion in 2022, with an increasing focus on expanding its U.S. operations.

6. Hikma Pharmaceuticals

Hikma is a multinational pharmaceutical company that has solidified its place in the U.S. generic market. The company’s Naltrexone production is part of its broader generic portfolio, which saw revenues of $2.2 billion in 2022.

7. Glenmark Pharmaceuticals

Glenmark Pharmaceuticals has a growing presence in the U.S. market, with a focus on generic medications, including Naltrexone. The company’s total revenue reached $1.2 billion in 2022, with plans to enhance its generic offerings.

8. Sun Pharmaceutical Industries Ltd.

Sun Pharma is one of the largest specialty pharmaceutical companies in India, with a significant presence in the U.S. generic market. The company reported revenue of $5 billion in 2022, with a diverse product range that includes Naltrexone.

9. Lupin Pharmaceuticals, Inc.

Lupin is another prominent player in the U.S. generic market, producing Naltrexone alongside other products. The company reported a revenue of $2.4 billion in 2022, with a dedicated effort towards expanding its generic formulations.

10. Cipla USA Inc.

Cipla has established itself in the generic pharmaceutical landscape in the U.S., with Naltrexone as part of its product lineup. The company posted revenues of approximately $2.5 billion in 2022, reflecting its growth trajectory in the generic market.

Insights

The Naltrexone market, especially for generic formulations, is expected to continue its upward trajectory, driven by an increasing focus on mental health and addiction treatments. The U.S. generic drug market is projected to grow at a CAGR of 7.8% from 2023 to 2028, highlighting the ongoing demand for affordable medications. As more manufacturers enter the space, competition is likely to intensify, potentially leading to price reductions and improved accessibility for patients. Additionally, the growing interest in telehealth and remote treatment options for substance use disorders may further propel the demand for Naltrexone and its generics, making it a vital area for investment and innovation in the pharmaceutical industry.

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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