Last Updated: June 9, 2026

HALAZEPAM - Generic Drug Details


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What are the generic sources for halazepam and what is the scope of freedom to operate?

Halazepam is the generic ingredient in one branded drug marketed by Schering and is included in one NDA. Additional information is available in the individual branded drug profile pages.

There are two drug master file entries for halazepam.

Summary for HALAZEPAM
US Patents:0
Tradenames:1
Applicants:1
NDAs:1
Drug Master File Entries: 2
Raw Ingredient (Bulk) Api Vendors: 16
DailyMed Link:HALAZEPAM at DailyMed
Anatomical Therapeutic Chemical (ATC) Classes for HALAZEPAM

US Patents and Regulatory Information for HALAZEPAM

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Schering PAXIPAM halazepam TABLET;ORAL 017736-004 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Schering PAXIPAM halazepam TABLET;ORAL 017736-003 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>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 HALAZEPAM

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Schering PAXIPAM halazepam TABLET;ORAL 017736-003 Approved Prior to Jan 1, 1982 ⤷  Start Trial ⤷  Start Trial
Schering PAXIPAM halazepam TABLET;ORAL 017736-004 Approved Prior to Jan 1, 1982 ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

Market Dynamics and Financial Trajectory for Halazepam

Last updated: February 17, 2026

Overview

Halazepam, a benzodiazepine anxiolytic developed in the 1970s, saw limited commercial success. Its market presence persists primarily in specific regions with longstanding regulatory approval, such as certain countries in Latin America and Asia. The current landscape indicates a declining global demand for older benzodiazepines due to safety concerns, regulatory shifts, and evolving treatment standards.


What is the Current Status of Halazepam in the Market?

Halazepam remains available in select markets but has experienced significant market contraction. It is not approved for use in the U.S. or European Union, with regulatory agencies citing safety issues relating to dependency risks and abuse potential.

Market Presence

Region Status Notes
United States Not approved Regulatory agencies restrict benzodiazepines
European Union Not approved No authorized marketing
Latin America Limited approval (e.g., Mexico) Prescribed mostly for anxiety
Asia Variable approval Some countries approve; usage low

Manufacturers

Producing companies are mainly regional generic manufacturers, none holding significant monopolistic positions. Large pharmaceutical firms have largely exited benzodiazepine markets.


What are Market Drivers and Barriers?

Drivers

  • Established Efficacy: Benzodiazepines, including halazepam, have proven anxiolytic effects.
  • Legacy Market: Some clinicians prefer familiar medications for specific cases.
  • Regulatory Approvals: In regions where approved, prescriptions persist due to chronic mental health conditions.

Barriers

  • Safety Concerns: Dependency, withdrawal, cognitive impairment.
  • Regulatory Restrictions: Stringent controls on benzodiazepines globally.
  • Emerging Alternatives: Selective serotonin reuptake inhibitors (SSRIs), non-benzodiazepine anxiolytics.
  • Legal Risks: Potential for abuse and diversion.

What is the Financial Outlook for Halazepam?

Historically, revenues for benzodiazepines have declined due to safety issues and tighter regulations. No publicly available data indicates significant sales for halazepam globally. The market is primarily composed of regional generic manufacturers with minimal financial impact.

Estimated Market Size (Global Benzodiazepine Market)

Year Market Size (USD billion) CAGR (2018–2022) Notes
2018 2.4
2022 1.8 -8% Decline driven by safety concerns

No specific data isolates halazepam sales but implies a shrinking market overall.

Financial Trajectory

  • Revenue Decline: Expected to continue as newer, safer agents dominate.
  • R&D Investment: Minimal, given the drug's age and regulatory risks.
  • Potential for Niche Use: Limited, with no significant revenue growth forecasted.

What Are the Regulatory Trends Influencing Halazepam?

Regulators worldwide have increasingly restricted benzodiazepine use.

United States

  • DEA Scheduling: Benzodiazepines classified as Schedule IV substances.
  • FDA: No recent approvals or ongoing development efforts.

European Union

  • Maastricht Treaty: Heavy restrictions on benzodiazepine prescribing.
  • EMA Actions: Notifies on safety issues but does not actively promote halazepam.

Emerging Markets

  • Latin America & Asia: Permits exist, but approvals are often longstanding and stagnant.

What are the Investment Implications?

Investors considering exposure in this space should note:

  • The market for halazepam is marginal and declining.
  • R&D investments are unlikely given regulatory hurdles and risk profile.
  • Niche markets may sustain small-scale sales but not growth.
  • Competition from newer agents with superior safety profiles limits long-term commercial viability.

How Do Future Market Trends Impact Halazepam?

  • Shift to Safer Drugs: Adoption of non-benzodiazepine anxiolytics reduces demand.
  • Regulatory Tightening: Further restrictions decrease potential sales.
  • Generic Market Dynamics: Price erosion with patent expirations like those seen in broader benzodiazepine segments.

Key Takeaways

  • Halazepam remains in select regional markets but faces obsolescence driven by safety and regulatory concerns.
  • Global sales are negligible, with no significant revenue trajectory projected.
  • The drug’s market is shrinking amid rising availability of safer alternatives.
  • Future prospects depend on regulatory changes, which are unlikely to favor older benzodiazepines.
  • Investment in halazepam-specific assets is unlikely to offer growth opportunities.

FAQs

1. Is halazepam used in the United States?
No. The drug is not approved or marketed in the U.S. due to regulatory restrictions on benzodiazepines stemming from safety concerns.

2. Are there ongoing R&D efforts focused on halazepam?
No significant R&D initiatives are publicly known, as the drug has declined in clinical and commercial relevance.

3. What are alternatives to halazepam for anxiety treatment?
SSRIs, serotonin-norepinephrine reuptake inhibitors (SNRIs), buspirone, and newer non-benzodiazepine anxiolytics.

4. How do regulatory agencies influence the market for older benzodiazepines?
Agencies like the FDA and EMA impose strict controls, limit prescribing, and prohibit approval of new formulations, leading to market contraction for drugs like halazepam.

5. What is the overall outlook for benzodiazepine-class drugs?
The outlook is generally declining, with a preference for safer, non-addictive agents amidst increasing awareness of dependence risks associated with benzodiazepines.


Citations:

  1. [1] "Benzodiazepines Market Size, Share & Trends Analysis," Reports and Data, 2022.
  2. [2] "FDA Drug Safety Communications," FDA, 2016.
  3. [3] "European Medicines Agency," EMA Public Statement on Benzodiazepines, 2018.
  4. [4] "Global Anxiety Disorders Treatment Market," Market Research Future, 2023.

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