Last Updated: November 13, 2026

CHLORDIAZACHEL Drug Patent Profile

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Which patents cover Chlordiazachel, and what generic alternatives are available?

Chlordiazachel is a drug marketed by Rachelle and is included in three NDAs.

The generic ingredient in CHLORDIAZACHEL is chlordiazepoxide hydrochloride. Fifteen suppliers are listed for this compound. Additional details are available on the chlordiazepoxide hydrochloride profile page.

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Summary for CHLORDIAZACHEL
US Patents:0
Applicants:1
NDAs:3

US Patents and Regulatory Information for CHLORDIAZACHEL

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Rachelle CHLORDIAZACHEL chlordiazepoxide hydrochloride CAPSULE;ORAL 085086-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Rachelle CHLORDIAZACHEL chlordiazepoxide hydrochloride CAPSULE;ORAL 084639-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Rachelle CHLORDIAZACHEL chlordiazepoxide hydrochloride CAPSULE;ORAL 085087-001 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
Last updated: February 15, 2026

What Is the Investment Potential of Chlordiazachel?

Chlordiazachel is a pharmaceutical compound used primarily as an antipsychotic and anxiolytic agent. Its market presence and growth prospects depend on its therapeutic efficacy, patent status, competitive landscape, regulatory environment, and market demand.

What Are the Therapeutic and Pharmacological Fundamentals?

Chlordiazachel functions as a benzodiazepine derivative influencing gamma-aminobutyric acid (GABA) receptors, leading to sedative, anxiolytic, and muscle-relaxant effects. Its primary indications include anxiety disorders and alcohol withdrawal symptoms.

Pharmacodynamics

  • Mechanism of Action: Enhances the inhibitory effect of GABA, resulting in CNS depression.
  • Efficacy Profile: Effective for short-term management of anxiety and agitation. Risk of dependence limits long-term use.

Pharmacokinetics

  • Absorption: Well-absorbed orally.
  • Distribution: Lipophilic, crosses blood-brain barrier efficiently.
  • Metabolism: Extensive hepatic metabolism via CYP3A4 enzymes.
  • Elimination: Metabolites excreted predominantly in urine.

What Is the Regulatory Status?

Chlordiazachel's patent expired in many regions over a decade ago, leading to a generic market. Regulatory approvals are widespread, but off-label usage and prescribing restrictions influence market dynamics.

Patent and Exclusivity

  • No current patent protection as original formulations are off patent.
  • Exclusivity periods limited; generic manufacturers dominate.

Regulatory Environment

  • Approved by FDA, EMA, and other agencies for specific indications.
  • Safety profile includes risks of dependence and withdrawal symptoms.

How Competitive Is the Market?

The benzodiazepine class is highly competitive due to many generic options and well-established alternatives like diazepam, lorazepam, and alprazolam.

Competitor Market Share Unique Selling Point
Diazepam Largest Long history, broad indication, low cost
Lorazepam High Slightly shorter onset, used in hospitals
Chlordiazachel Niche Specific efficacy for alcohol withdrawal

The lack of differentiation hampers market expansion potential for Chlordiazachel.

What Are Market Drivers and Constraints?

Drivers

  • Growing prevalence of anxiety disorders.
  • Increased recognition in alcohol withdrawal management.
  • Expansion into developing markets with rising mental health awareness.

Constraints

  • Safety concerns, particularly dependence risks.
  • Competition from newer anxiolytics with better safety profiles.
  • Limited patent protection reducing pricing power.

How Do Financial and Investment Metrics Look?

Since most formulations are generic, profitability hinges on volume, manufacturing costs, and market penetration. The drug has low barriers to entry, limiting pricing power.

  • Market Size: Estimated global anxiolytics market valued at USD 7.4 billion (2022).
  • Growth Rate: CAGR projected at 3-4% until 2030.
  • Profitability: Margins are thin; success depends on scale.

What About R&D and Innovation?

No recent high-profile R&D efforts target Chlordiazachel specifically. Investment in derivative or combination therapies might increase future relevance.

What Strategic Opportunities Exist?

  • Developing sustained-release formulations may attract clinical use.
  • Targeting niche indications with unmet needs.
  • Exploring combinations with other agents to improve safety profiles.

What Are the Risks?

  • Patent expiration diminishes pricing power.
  • Regulatory scrutiny on dependence risk.
  • Market saturation with generic competition.
  • Potential shifts toward non-benzodiazepine anxiolytics.

Key Takeaways

Chlordiazachel faces a mature, commoditized market with limited growth prospects. Its core strengths lie in established efficacy and safety for specific indications. However, generic competition and safety concerns restrict profitability. Investment should focus on niche applications, formulation innovation, or combination therapies that differentiate the molecule.


Top 5 FAQs

1. Is there patent protection for Chlordiazachel?
No. The original formulation has been off patent for over 10 years, limiting exclusivity and enabling generic competition.

2. What are the primary therapeutic uses?
It primarily treats anxiety disorders, alcohol withdrawal symptoms, and agitation.

3. How does Chlordiazachel compare with other benzodiazepines?
It shares efficacy with drugs like diazepam but has less market share and fewer indications, mainly due to safety concerns and competition.

4. What are the main regulatory hurdles?
Regulatory approvals are well-established; however, concerns about dependence and abuse potential influence prescribing and market access.

5. What growth opportunities exist?
Limited; niche indications, formulation enhancements, and regional market expansion offer potential but face significant hurdles.


References

[1] IMS Health, Global Pharma Market Data, 2022.
[2] U.S. Food and Drug Administration, Drug Approvals and Monitoring Data, 2022.
[3] European Medicines Agency, Pharmacovigilance Reports, 2022.
[4] MarketResearch.com, Anxiety and Sedative Market Outlook, 2023.
[5] Company filings and patent databases, 2023.

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