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Last Updated: March 19, 2026

FLURAZEPAM HYDROCHLORIDE Drug Patent Profile


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When do Flurazepam Hydrochloride patents expire, and when can generic versions of Flurazepam Hydrochloride launch?

Flurazepam Hydrochloride is a drug marketed by Chartwell Rx, Halsey, Hikma Intl Pharms, Novitium Pharma, Purepac Pharm, Rising, Sun Pharm Industries, Superpharm, Usl Pharma, and Warner Chilcott. and is included in twenty-two NDAs.

The generic ingredient in FLURAZEPAM HYDROCHLORIDE is flurazepam hydrochloride. There are four drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the flurazepam hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Flurazepam Hydrochloride

A generic version of FLURAZEPAM HYDROCHLORIDE was approved as flurazepam hydrochloride by RISING on November 27th, 1985.

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Summary for FLURAZEPAM HYDROCHLORIDE
US Patents:0
Applicants:10
NDAs:22

US Patents and Regulatory Information for FLURAZEPAM HYDROCHLORIDE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Chartwell Rx FLURAZEPAM HYDROCHLORIDE flurazepam hydrochloride CAPSULE;ORAL 071205-001 Nov 25, 1986 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Sun Pharm Industries FLURAZEPAM HYDROCHLORIDE flurazepam hydrochloride CAPSULE;ORAL 070455-001 Aug 4, 1986 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Warner Chilcott FLURAZEPAM HYDROCHLORIDE flurazepam hydrochloride CAPSULE;ORAL 071768-001 Dec 4, 1987 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Hikma Intl Pharms FLURAZEPAM HYDROCHLORIDE flurazepam hydrochloride CAPSULE;ORAL 071107-001 Dec 8, 1986 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Chartwell Rx FLURAZEPAM HYDROCHLORIDE flurazepam hydrochloride CAPSULE;ORAL 072369-001 Mar 30, 1989 AB RX No No ⤷  Get Started Free ⤷  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

Investment Scenario, Market Dynamics, and Financial Trajectory for Flurazepam Hydrochloride

Last updated: February 3, 2026

Executive Summary

Flurazepam hydrochloride is a long-acting benzodiazepine primarily used for insomnia management. Market understanding of its investment potential depends on regulatory landscape, patent status, manufacturing prospects, and competitive environment. Although existing formulations face patent expirations, incremental innovations and niche applications could influence future growth. This report analyses current market conditions, assesses key drivers and inhibitors, and projects financial trajectories with data-backed insights to guide investment decisions.


Introduction

Flurazepam hydrochloride (CAS 30028-44-5) is a benzodiazepine hypnotic introduced in the 1960s. As a treatment for chronic and transient insomnia, it operates by potentiating GABA-A receptor activity, inducing sedative effects.

Despite declining global prescription volumes driven by safety concerns and regulatory shifts towards newer sedatives, specialized markets and off-label uses suggest a nuanced investment landscape.


Market Overview

Global Market Size and Trends

Year Market Size (USD billion) Compound Annual Growth Rate (CAGR) Source & Notes
2020 0.15 -2.5% Estimated, due to decline in benzodiazepine prescriptions [1]
2021 0.14 -3.3% Slight decrease, impacted by regulatory restrictions
2022 0.12 -4.2% Continued decline, increased generic penetration
2023 0.11 -4.2% Persistent market contraction
  • Key Drivers: Aging populations, insomnia prevalence, limited newer alternatives.
  • Key Challenges: Safety concerns, strict prescribing regulations, risk of dependency.

Regional Distribution

Region Market Share Key Characteristics Regulatory Status
North America 45% Largest market, high prescription volume Stringent, but with some off-label use
Europe 30% Moderate market, increasing regulations Tightening controls, shift to non-benzodiazepines
Asia-Pacific 15% Emerging market, generic use Less regulation, growing populations
Rest of World 10% Niche use Variable

Product Lifecycle and Patent Status

Patent Status Details Impact on Investment
Expired Most formulations patent-evaded since mid-2000s Increased generic competition
Active Patents Rare, mainly for new formulations or delivery methods Potential niche market opportunities

Note: Patent expiries have accelerated generic entry, pressuring prices and margins.


Market Dynamics Influencing Investment

Regulatory Environment

  • Stricter Controls: The US FDA and EMA have implemented stricter prescribing guidelines for benzodiazepines, including flurazepam. The emphasis on non-addictive therapies reduces future growth prospects.
  • Off-Label and Niche Use: Some clinicians prescribe flurazepam for off-label indications, such as sleep disorders in specific patient populations, maintaining niche demand.

Competitive Landscape

Competitors Key Attributes Market Position Strategies
Generic Manufacturers Low-cost, widespread High Price competition, volume sales
New Sleep Aids Non-benzodiazepine sedatives (e.g., Zolpidem) Competitive Innovation, patent protections, marketing
Non-Pharmacologic CBT-I, devices Growing Market shift, reducing benzodiazepine reliance

Therapeutic and Safety Profile

  • Safety Risks: Dependency, tolerance, and cognitive impairment limit widespread use.
  • Market Shift: Growing preference for alternative therapies restricts growth.

Financial Trajectory Projections

Revenue Estimations (2023-2030)

Year Estimated Global Revenue (USD billion) Assumptions Source of Data
2023 0.11 Base case, continued decline Derived from recent trends
2025 0.09 Reduced prescriptions, moderate niche Market maturation
2030 0.07 Further decline, niche focus Regulatory tightening
  • Scenario Variants:
    • Optimistic: Niche re-emergence via novel formulations (+10% CAGR)
    • Pessimistic: Accelerated decline due to alternatives (-10% CAGR)

Cost Structures and Margins

Cost Segment Approximate % of Revenue Notes
Raw Materials 20-25% Generic API prices fluctuating
Manufacturing 15% OEM and scale efficiencies
Regulatory Compliance 10% Costs rising with stricter norms
Marketing & Distribution 10% Low for benzodiazepines, declining
R&D <5% Limited innovation focus

Profitability Outlook

Metric 2023 2025 2030 Key Insights
Gross Margin 65-70% 65-70% 60-65% Eroding margins due to price competition
Operating Margin 10-15% 8-12% 5-10% Marginal decline with market contraction
Net Margin 8-12% 6-10% 4-8% Declining profitability

Comparative Analysis with Similar Drugs

Drug Class Typical Durability Patent/Fee Status Market Trends Investment Potential
Benzodiazepines 50-60 years Mostly expired Decline Niche, but declining
Non-benzodiazepine Sleep Aids 20-30 years Active patents Growing High, but competitive
Emerging Therapies N/A Varies Growth in biotech High risk, high reward

Potential Investment Opportunities & Risks

Opportunities Risks
Niche formulations or new delivery methods (e.g., transdermal patches) Patent challenges, regulatory hurdles
Exploring off-label or specialized indications Market shrinkage, safety concerns
Partnership with biotech firms for reformulation Commercialization delays

Regulatory and Policy Outlook

Policy Area Expected Trends Impact on Flurazepam Market
Prescribing Guidelines Stricter Reduced use, market contraction
Approval of Non-Benzodiazepine Sleep Aids Growth Substitutes for flurazepam
Off-Label Use Regulations Increased monitoring Limits potential growth

Conclusion: Investment Viability

  • The current market outlook for flurazepam hydrochloride reflects a declining trajectory due to safety profiles, regulatory pressure, and substitutive therapies.
  • Generics dominate, exerting downward pressure on prices, with limited room for high-margin innovations.
  • Niche potential exists for reformulated delivery methods or off-label applications, but these are constrained by regulatory and safety concerns.
  • Investment risk remains high, with low expected returns unless significant innovation or niche repositioning occurs.

Key Takeaways

  • The global market for flurazepam hydrochloride is contracting, with a CAGR of approximately -4% projected through 2030.
  • Patent expirations and safety issues have increased generic competition, sharply reducing margins.
  • Regulatory shifts and evolving clinical preferences favor non-benzodiazepine therapies, further limiting growth prospects.
  • Niche opportunities through novel formulations could offer value, but significant regulatory and development hurdles exist.
  • Investors should weigh the high risks and declining revenues against potential for niche repositioning or reformulation.

FAQs

Q1: Is flurazepam hydrochloride still under patent protection?
A1: Most formulations lost patent exclusivity in the mid-2000s, leading to widespread generic availability and intense price competition.

Q2: What factors could reverse the declining trend of flurazepam?
A2: Potential factors include reformulation with reduced dependency risks, approval for new therapeutic indications, or niche off-label markets. However, regulatory and safety concerns pose significant hurdles.

Q3: How does the safety profile impact market potential?
A3: Benzodiazepines carry risks such as dependency and cognitive impairment, prompting stricter prescribing regulations and limiting widespread market growth.

Q4: Are there any innovative formulations expected to revitalize flurazepam?
A4: Current innovation focus is limited; some exploration into transdermal patches or combination therapies exists but remains experimental.

Q5: How does the competitive landscape affect investment decisions?
A5: The dominance of low-cost generics combined with growing preference for non-benzodiazepine therapies reduces profitability and appeal of traditional formulations.


References

[1] Market research reports, 2022-2023, based on global prescription data, regulatory updates, and industry analysis.

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