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Last Updated: December 12, 2025

Amphastar Pharm Company Profile


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Summary for Amphastar Pharm
International Patents:71
US Patents:2
Tradenames:15
Ingredients:13
NDAs:16
PTAB Cases with Amphastar Pharm as petitioner: See PTAB cases with Amphastar Pharm as petitioner

Drugs and US Patents for Amphastar Pharm

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Amphastar Pharm ENOXAPARIN SODIUM (PRESERVATIVE FREE) enoxaparin sodium INJECTABLE;SUBCUTANEOUS 076684-004 Sep 19, 2011 AP RX No No ⤷  Get Started Free ⤷  Get Started Free
Amphastar Pharms Inc NEOSTIGMINE METHYLSULFATE neostigmine methylsulfate SOLUTION;INTRAVENOUS 209933-002 Sep 25, 2017 AP RX No No ⤷  Get Started Free ⤷  Get Started Free
Amphastar Pharm KETOROLAC TROMETHAMINE ketorolac tromethamine INJECTABLE;INJECTION 076209-002 Jul 21, 2004 DISCN No No ⤷  Get Started Free ⤷  Get Started Free
Amphastar Pharm ENOXAPARIN SODIUM (PRESERVATIVE FREE) enoxaparin sodium INJECTABLE;SUBCUTANEOUS 076684-007 Sep 19, 2011 AP RX No No ⤷  Get Started Free ⤷  Get Started Free
Amphastar Pharm ENOXAPARIN SODIUM (PRESERVATIVE FREE) enoxaparin sodium INJECTABLE;SUBCUTANEOUS 076684-001 Sep 19, 2011 AP RX No No ⤷  Get Started Free ⤷  Get Started Free
Amphastar Pharms Inc GLUCAGON glucagon INJECTABLE;INJECTION 208086-001 Dec 28, 2020 AP RX No Yes ⤷  Get Started Free ⤷  Get Started Free
Amphastar Pharms Inc NEOSTIGMINE METHYLSULFATE neostigmine methylsulfate SOLUTION;INTRAVENOUS 209933-001 Sep 25, 2017 AP RX No No ⤷  Get Started Free ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration
Paragraph IV (Patent) Challenges for AMPHASTAR PHARM drugs
Drugname Dosage Strength Tradename Submissiondate
➤ Subscribe Injection 250 mcg/0.5 mL, 1 mL PFS ➤ Subscribe 2012-03-30

Supplementary Protection Certificates for Amphastar Pharm Drugs

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
2563920 CA 2019 00001 Denmark ⤷  Get Started Free PRODUCT NAME: A COMPOUND COMPRISING A MODIFIED OLIGONUCLEOTIDE HAVING A NUCLEOBASE SEQUENCE CONSISTING OF 20 LINKED NUCLEOSIDES ACCORDING TO EP B1 2563920 CLAIM 1 (SEQ ID NO: 80), ...SPECIFICALLY INOTERSEN; AND ITS DERIVATIVES, INCLUDING SODIUM SALTS ...; REG. NO/DATE: EU/1/18/1296 20180710
0277829 SPC/GB00/024 United Kingdom ⤷  Get Started Free PRODUCT NAME: GANIRELIX OR PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF; REGISTERED: UK EU/1/00/130/001 20000517; UK EU/1/00/130/002 20000517
1499331 13C0055 France ⤷  Get Started Free PRODUCT NAME: SULFATE DE SODIUM ANHYDRE, SULFATE DE MAGNESIUM HEPTAHYDRATE, SULFATE DE POTASSIUM; NAT. REGISTRATION NO/DATE: NL41696 20130426; FIRST REGISTRATION: BE - 434323 20130220
1666481 17C1031 France ⤷  Get Started Free PRODUCT NAME: TOFACITINIB,EVENTUELLEMENT SOUS LA FORME D'UN SEL PHARMACEUTIQUEMENT ACCEPTABLE,DONT LE CITRATE DE SODIUM; REGISTRATION NO/DATE: EU/1/17/1178 20170324
1856135 SPC/GB20/016 United Kingdom ⤷  Get Started Free PRODUCT NAME: FOSTAMATINIB OR A PHARMACEUTICALLY ACCEPTABLE SALT OF FOSTAMATINIB, OR A HYDRATE, SOLVATE OR N-OXIDE OF FOSTAMATINIB OR THE PHARMACEUTICALLY ACCEPTABLE SALT OF FOSTAMATINIB, ESPECIALLY FOSTAMATINIB DISODIUM, OPTIONALLY IN FORM OF A HYDRATE; REGISTERED: UK EU/1/19/1405 (NI) 20200113; UK PLGB 12930/0022 20200113; UK PLGB 12930/0023 20200113
2822954 1890030-8 Sweden ⤷  Get Started Free PRODUCT NAME: BICTEGRAVIR OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, IN PARTICULAR BICTEGRAVIR SODIUM; REG. NO/DATE: EU/1/18/1289 20180625
1534313 15C0090 France ⤷  Get Started Free PRODUCT NAME: SOLUTION D'IRRIGATION OCULAIRE COMPRENANT DE LA PHENYLEPHRINE OU UN SEL PHARMACEUTIQUEMENT ACCEPTABLE DE CELLE-CI ET DU KETOROLAC OU UN SEL PHARMACEUTIQUEMENT ACCEPTABLE DE CELUI-CI; REGISTRATION NO/DATE: EU/1/15/1018 20150728
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description
Similar Applicant Names
Applicants may be listed under multiple names.
Here is a list of applicants with similar names.

Pharmaceutical Competitive Landscape Analysis: Amphastar Pharmaceuticals – Market Position, Strengths & Strategic Insights

Last updated: July 31, 2025

Introduction

Amphastar Pharmaceuticals Inc., a biotechnology firm specializing in injectable and inhalation drug products, has established itself as a formidable player within the global pharmaceutical landscape. Known for its focus on complex generics, biosimilars, and innovative drug delivery systems, Amphastar’s strategic positioning reflects both resilience and capacity for growth amidst an evolving regulatory and competitive environment. This analysis provides an in-depth review of Amphastar’s market position, key strengths, and strategic insights that hold significance for industry stakeholders.

Market Position Overview

Amphastar operates within highly competitive segments, particularly in injectables and biosimilars. Its portfolio emphasizes niche yet high-demand therapeutic areas, including anticoagulants, inhalation therapies, and oncology-related injectables. As of 2023, the company generates approximately $450 million in annual revenue, a figure illustrating steady growth driven by its diversified product pipeline and strategic expansion efforts [1].

The firm’s footprint spans North America, Asia, and select emerging markets, underscoring its global reach. Its ability to navigate complex regulatory landscapes efficiently, especially in the U.S. via the Food and Drug Administration (FDA), bolsters its market standing. Amphastar’s approval pipeline and ongoing partnerships with healthcare providers and government agencies reinforce its competitive leverage and position as an innovator rather than solely a generic manufacturer.

Strengths

1. Specialization in Complex Generics and Biosimilars

Amphastar’s core competency lies in developing complex generics—products that pose higher barriers to entry due to formulation challenges or manufacturing intricacies. This specialization reduces direct competition and offers higher profit margins. Its biosimilar development pipeline targets high-value biologics, aligning with industry trends favoring biologic and biosimilar therapies.

2. Robust Manufacturing Capabilities and Quality Compliance

With multiple FDA-registered manufacturing facilities, Amphastar maintains high standards for GMP compliance. This infrastructure allows for the scalable production of injectable pharmaceuticals, a segment characterized by stringent quality and manufacturing requirements. Their focus on quality minimizes regulatory hurdles and expedites approval timelines.

3. Strategic R&D Investments

Amphastar’s R&D expenditure, accounting for approximately 8% of revenue annually, sustains or accelerates product pipeline growth. Notably, recent FDA approvals of key biosimilars and novel formulations exemplify their capability to innovate within regulatory frameworks.

4. Diversified Product Portfolio

The company's portfolio spans anticoagulants like enoxaparin, inhalation products, and oncology injectables. This diversification diminishes reliance on any single therapeutic area and creates cross-segment synergies, offering stability amid market fluctuations.

5. Strategic Collaborations and Licensing Agreements

Partnerships with multinational firms bolster Amphastar’s market expansion and technological capabilities. For example, licensing agreements for biosimilar development accelerate entry into lucrative markets and mitigate R&D risks.

Strategic Insights

A. Expansion into Biosimilars and Specialty Injectables

Given the high growth outlook for biosimilars—projected to grow at a CAGR of over 25% through 2028—Amphastar’s focus on biosimilar development positions it favorably. Prioritizing biologic products with patent expirations, like trastuzumab or infliximab, could unlock significant revenue streams.

B. Enhancing Manufacturing Capacity and Technological Innovation

To sustain growth, Amphastar should invest in advanced manufacturing technologies, such as continuous manufacturing and digital quality systems, bolstering efficiency and compliance. Diversifying manufacturing sites across regions can mitigate geopolitical risks and supply chain disruptions.

C. Mergers and Acquisitions (M&A) to Accelerate Growth

Targeted acquisitions of niche biotech firms or smaller generics companies can expand Amphastar’s pipeline and market access. Strategic M&A activity could also facilitate entry into emerging markets where generic penetration remains low.

D. Focus on Regulatory Engagement

Proactive regulatory engagement will be vital for navigating evolving policies, particularly around biosimilars and innovative drug delivery systems. Building strong relationships with regulatory authorities will streamline approval processes and mitigate compliance risks.

E. Market Penetration and Differentiation Strategies

Amphastar can leverage its specialized expertise to differentiate in highly competitive markets by emphasizing product quality, tailored formulations, and customer engagement. Strengthening relationships with hospitals, healthcare providers, and PBMs will enhance market share.

Competitive Landscape Context

Amphastar faces stiff competition from large-scale generic producers such as Teva Pharmaceuticals, Sandoz (Novartis), and Hikma Pharmaceuticals. In the biosimilar sector, companies like Samsung Bioepis and Pfizer pose formidable threats. However, Amphastar’s niche-focus and technological capabilities provide insulation from commoditization trends affecting commoditized generics. Its agility in regulatory approval and product innovation grants a competitive edge against larger but more bureaucratic firms.

Challenges and Risks

  • Regulatory Hurdles: Stringent FDA and international regulatory requirements could delay product approvals or impose costly compliance measures.
  • Pricing Pressures: Increasing pricing pressures on generics and biosimilars threaten profit margins, especially in mature markets.
  • Manufacturing Complexities: The technical challenge of scaling complex injectables and biosimilars necessitates continuous technological upgrades.
  • Market Saturation: Mature segments, such as anticoagulants, face competition from both branded and generic entrants, limiting growth prospects.

Future Outlook

The company’s trajectory hinges on successful pipeline execution, regulatory navigation, and strategic expansion initiatives. The biosimilar market, powered by patent expirations of blockbuster biologics, offers promising growth opportunities. However, Amphastar must balance innovation investments with operational agility to maintain competitiveness.

Key Takeaways

  • Niche Specialization as a Competitive Differentiator: Amphastar’s focus on complex generics and biosimilars provides a distinct advantage in high barrier, high-margin segments.
  • Strategic R&D Investment Drives Innovation: Continuous pipeline development, especially in biosimilars, positions Amphastar for future growth.
  • Manufacturing Excellence Is Critical: Maintaining high-quality, scalable manufacturing capabilities underpins regulatory success and market reputation.
  • Market Expansion Requires Innovation and Partnerships: Alliances and technological advancements are essential to access emerging markets and accelerate product approvals.
  • Regulatory Navigation as a Core Competency: Proactive engagement with regulatory agencies minimizes delays and enhances the company's ability to capitalize on market opportunities.

Conclusion

Amphastar Pharmaceuticals has established a resilient footprint within the complex generics and biosimilars sectors. Its competitive strengths in technological capability, strategic pipeline, and quality manufacturing underpin its market position. Going forward, its growth prospects depend on capitalizing on biosimilar trends, expanding manufacturing capacity, and executing strategic M&A activities. Industry stakeholders should view Amphastar as a dynamic entity capable of leveraging niche expertise to navigate an increasingly competitive global pharmaceutical landscape.


FAQs

1. How does Amphastar differentiate itself from larger generic pharmaceutical companies?
Amphastar specializes in complex generics and biosimilars that require advanced manufacturing and formulation expertise, enabling it to operate in high barrier segments less accessible to larger, less agile firms.

2. What are the primary growth drivers for Amphastar in the next five years?
Key drivers include expansion into biosimilars targeting blockbuster biologics, technological advancements in manufacturing, strategic partnerships, and increasing demand for specialty injectables in oncology and other therapeutic areas.

3. How does Amphastar manage regulatory risks?
By maintaining compliant manufacturing facilities, engaging proactively with regulators, and focusing on high-quality, validated processes, Amphastar mitigates delays and penalties related to regulatory non-compliance.

4. What challenges does Amphastar face in expanding its biosimilar portfolio?
Challenges include high R&D costs, complex manufacturing requirements, patent litigations, and the need for demonstrating biosimilarity equivalence, which can prolong approval timelines.

5. What strategic moves should Amphastar consider to strengthen its market position?
Priorities should include investing in next-generation manufacturing, pursuing targeted M&A to acquire innovative assets, and expanding regulatory and commercialization capabilities in emerging markets.


References

[1] MarketWatch. “Amphastar Pharmaceuticals Inc. Revenue Data.” 2023.

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