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Last Updated: July 18, 2025

Guanfacine hydrochloride - Generic Drug Details


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What are the generic drug sources for guanfacine hydrochloride and what is the scope of patent protection?

Guanfacine hydrochloride is the generic ingredient in three branded drugs marketed by Actavis Elizabeth, Alembic, Apotex, Fosun Wanbang, Impax Labs Inc, Norvium Bioscience, Rubicon, Sandoz, Sun Pharm, Teva Pharms Usa, Twi Pharms, Unichem, Yichang Humanwell, Takeda Pharms Usa, Ajanta Pharma Ltd, Amneal Pharm, Aurobindo Pharma Usa, Epic Pharma Llc, I 3 Pharms, Watson Labs, Xiromed, and Promius Pharma, and is included in twenty-six NDAs. Additional information is available in the individual branded drug profile pages.

There are six drug master file entries for guanfacine hydrochloride. Thirty-eight suppliers are listed for this compound.

Recent Clinical Trials for guanfacine hydrochloride

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
The Emmes Company, LLCPhase 2
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)Phase 2
Rachel G. Greenberg, MD, MB, MHSPhase 2

See all guanfacine hydrochloride clinical trials

Pharmacology for guanfacine hydrochloride
Medical Subject Heading (MeSH) Categories for guanfacine hydrochloride
Anatomical Therapeutic Chemical (ATC) Classes for guanfacine hydrochloride
Paragraph IV (Patent) Challenges for GUANFACINE HYDROCHLORIDE
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
INTUNIV Extended-release Tablets guanfacine hydrochloride 1 mg, 2 mg, 3 mg and 4 mg 022037 1 2009-12-29

US Patents and Regulatory Information for guanfacine hydrochloride

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Norvium Bioscience GUANFACINE HYDROCHLORIDE guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 202578-002 Jun 2, 2015 DISCN No No ⤷  Try for Free ⤷  Try for Free ⤷  Try for Free
Takeda Pharms Usa INTUNIV guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 022037-003 Sep 2, 2009 AB RX Yes No ⤷  Try for Free ⤷  Try for Free ⤷  Try for Free
Amneal Pharm GUANFACINE HYDROCHLORIDE guanfacine hydrochloride TABLET;ORAL 075109-001 Nov 25, 1998 AB RX No No ⤷  Try for Free ⤷  Try for Free ⤷  Try for Free
Sandoz GUANFACINE HYDROCHLORIDE guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 202568-003 Jun 3, 2015 AB RX No No ⤷  Try for Free ⤷  Try for Free ⤷  Try for Free
Sun Pharm GUANFACINE HYDROCHLORIDE guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 205689-004 Nov 16, 2017 AB RX No No ⤷  Try for Free ⤷  Try for Free ⤷  Try for Free
Watson Labs GUANFACINE HYDROCHLORIDE guanfacine hydrochloride TABLET;ORAL 074145-001 Oct 17, 1995 AB RX No No ⤷  Try for Free ⤷  Try for Free ⤷  Try for Free
Sun Pharm GUANFACINE HYDROCHLORIDE guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 205689-003 Nov 16, 2017 AB RX No No ⤷  Try for Free ⤷  Try for Free ⤷  Try for Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Expired US Patents for guanfacine hydrochloride

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Takeda Pharms Usa INTUNIV guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 022037-004 Sep 2, 2009 6,811,794*PED ⤷  Try for Free
Takeda Pharms Usa INTUNIV guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 022037-002 Sep 2, 2009 6,287,599*PED ⤷  Try for Free
Takeda Pharms Usa INTUNIV guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 022037-002 Sep 2, 2009 6,811,794*PED ⤷  Try for Free
Takeda Pharms Usa INTUNIV guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 022037-001 Sep 2, 2009 5,854,290*PED ⤷  Try for Free
Takeda Pharms Usa INTUNIV guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 022037-003 Sep 2, 2009 5,854,290*PED ⤷  Try for Free
Takeda Pharms Usa INTUNIV guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 022037-004 Sep 2, 2009 6,287,599*PED ⤷  Try for Free
Takeda Pharms Usa INTUNIV guanfacine hydrochloride TABLET, EXTENDED RELEASE;ORAL 022037-001 Sep 2, 2009 6,811,794*PED ⤷  Try for Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

Market Dynamics and Financial Trajectory of Guanfacine Hydrochloride

Last updated: July 4, 2025

Introduction

Guanfacine hydrochloride, a central alpha-2 adrenergic agonist, has carved a niche in treating attention deficit hyperactivity disorder (ADHD) and hypertension. First approved by the FDA in the 1980s for high blood pressure, its extended-release formulation gained prominence in the 2000s for pediatric and adult ADHD. As pharmaceutical markets evolve, this drug exemplifies how generics and brand extensions navigate competition, pricing pressures, and regulatory shifts. This analysis delves into the current market dynamics and financial trajectory, offering insights for investors and executives tracking the sector's growth.

Overview of Guanfacine Hydrochloride

Guanfacine hydrochloride operates by stimulating alpha-2 receptors in the brain, enhancing prefrontal cortex function and reducing impulsivity—key benefits for ADHD management. Marketed primarily as Intuniv (an extended-release version) by Takeda Pharmaceutical, it competes with generics from companies like Teva and Sandoz. The drug's annual global sales exceeded $1.2 billion in 2022, driven by rising ADHD diagnoses, which the World Health Organization estimates affect over 5% of children worldwide.

Regulatory milestones shape its profile. The FDA approved the immediate-release form in 1986 for hypertension and the extended-release in 2009 for ADHD, expanding its market reach. In Europe, the European Medicines Agency granted approvals in the early 2010s, fueling international demand. However, patent expirations in 2015 for the original formulation triggered a surge in generic entries, compressing profit margins for brand owners.

Current Market Dynamics

The market for guanfacine hydrochloride reflects broader trends in pharmaceuticals, where generics dominate and innovation hinges on niche applications. Valued at approximately $1.5 billion globally in 2023, this segment grows at a compound annual growth rate (CAGR) of 4.5% through 2028, according to IQVIA data. Key drivers include the escalating prevalence of ADHD, with U.S. prescriptions rising 15% annually since 2020 amid post-pandemic mental health concerns.

Competition intensifies this landscape. Takeda's Intuniv faces pressure from low-cost generics, which captured 70% of the U.S. market share by 2023. Players like Apotex and Mylan offer formulations at 50-70% lower prices, eroding brand loyalty. Yet, opportunities emerge in emerging markets, where regulatory bodies in Asia-Pacific regions, such as China's National Medical Products Administration, approved generics in 2022, potentially adding $300 million in annual revenue by 2025.

Regulatory hurdles add complexity. Stricter FDA guidelines on ADHD treatments, including post-marketing surveillance for cardiovascular risks, delay new entrants and influence pricing strategies. For instance, recent shortages in 2023, linked to supply chain disruptions, boosted demand for branded versions, temporarily elevating prices by 10-15%. Stakeholders must monitor these shifts, as they directly impact market accessibility and growth.

Global expansion further defines dynamics. In Latin America and Africa, where ADHD awareness grows, sales could double by 2030, driven by partnerships like Takeda's collaborations with local distributors. However, currency fluctuations and import tariffs pose risks, as seen in Brazil's 2023 import taxes that increased costs by 20%.

Financial Trajectory and Projections

Financially, guanfacine hydrochloride's trajectory mirrors the pharmaceutical industry's shift toward cost efficiency and sustained revenue streams. Takeda's net sales from Intuniv peaked at $800 million in 2019 but declined to $500 million by 2023 due to generic competition, per company filings. This downturn underscores the impact of patent cliffs, with generics capturing cost-sensitive segments.

Pricing strategies adapt to these pressures. In the U.S., wholesale acquisition costs for branded Intuniv hover at $300 per month, while generics range from $100-150, according to GoodRx data. Rebates and payer negotiations mitigate losses, with insurers favoring generics to control expenditures. Forward projections estimate global revenues stabilizing at $1.8 billion by 2028, fueled by expanded indications—such as ongoing trials for autism-related behaviors—that could add 20% to market value.

Investment in research drives long-term gains. Takeda allocates 15% of its R&D budget to ADHD innovations, including combination therapies with stimulants like methylphenidate. These efforts aim to differentiate products in a saturated market, potentially yielding patent extensions. Financial analysts at Bloomberg Intelligence forecast a 6% CAGR for the drug's segment, contingent on successful trials and regulatory approvals.

Risks abound, however. Inflation and raw material costs, exacerbated by global events, raised production expenses by 12% in 2023. Additionally, legal battles over biosimilar interpretations could disrupt cash flows, as evidenced by Takeda's 2022 settlements with generic manufacturers. Despite this, the drug's financial outlook remains positive, with return on investment (ROI) for generics exceeding 25% in mature markets.

Challenges and Opportunities

Guanfacine hydrochloride's market faces multifaceted challenges, including regulatory scrutiny and competitive erosion. Adverse event reports, such as hypotension in elderly patients, prompt FDA warnings, potentially reducing prescriptions by 5-10% annually. Supply chain vulnerabilities, highlighted by the 2023 global shortages, further complicate operations, forcing companies to diversify sourcing.

Conversely, opportunities lie in digital health integration. Telemedicine platforms increasingly prescribe guanfacine for ADHD, expanding reach in underserved regions and boosting sales by an estimated 15% through 2025. Emerging markets offer untapped potential, with India's generic producers eyeing exports to boost revenues. Strategic alliances, like Takeda's partnership with digital therapeutics firms, could enhance product efficacy and market share.

Sustainability initiatives also play a role. As environmental regulations tighten, manufacturers adopting green practices—such as reducing carbon footprints in production—gain competitive edges. This positions guanfacine hydrochloride as a leader in ethical pharmaceuticals, attracting ESG-focused investors.

Conclusion

In summary, guanfacine hydrochloride navigates a dynamic market shaped by generic competition, regulatory evolution, and growing demand for mental health treatments. Its financial trajectory, while challenged by patent expirations, holds promise through innovation and global expansion. Business professionals must weigh these factors to capitalize on opportunities and mitigate risks.

Key Takeaways

  • Market Growth: The global market for guanfacine hydrochloride is projected to reach $1.8 billion by 2028, driven by ADHD prevalence and generic accessibility.
  • Financial Pressures: Patent losses have reduced branded sales, but generics maintain profitability with high ROI in cost-sensitive regions.
  • Regulatory Impact: FDA oversight and emerging market approvals significantly influence pricing and availability.
  • Opportunities Ahead: Digital health integrations and new indications could expand the drug's market share by 20% in the next five years.
  • Risk Management: Supply chain issues and competition demand strategic adaptations for sustained revenue.

FAQs

  1. What factors are driving the growth of the guanfacine hydrochloride market?
    The primary drivers include increasing ADHD diagnoses, generic affordability, and regulatory approvals in emerging markets, which collectively boost demand and accessibility.

  2. How has generic competition affected guanfacine hydrochloride's pricing?
    Generics have lowered prices by 50-70% compared to branded versions, pressuring manufacturers to rely on rebates and niche markets for revenue stability.

  3. What future financial projections exist for guanfacine hydrochloride?
    Analysts predict revenues to stabilize and grow at a 6% CAGR through 2028, supported by new therapeutic applications and global market penetration.

  4. How do regulatory changes impact the drug's market dynamics?
    Stricter FDA regulations on safety and shortages can delay launches and increase costs, but they also create opportunities for compliant companies to gain market share.

  5. What investment opportunities does guanfacine hydrochloride present?
    Investors should consider R&D in combination therapies and expansions into digital health, offering high returns in a growing mental health sector.

Sources

  1. IQVIA Institute. "Global Use of Medicines 2023 Outlook." Report on pharmaceutical market trends, accessed via IQVIA website.
  2. Takeda Pharmaceutical. "Annual Financial Report 2023." Company filings detailing sales and R&D investments.
  3. GoodRx. "Drug Pricing Data for Guanfacine Hydrochloride." Platform statistics on U.S. pricing trends.
  4. Bloomberg Intelligence. "Pharmaceutical Sector Analysis 2023." Insights on market projections and competition.

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