Last Updated: June 17, 2026

FLAVOXATE HYDROCHLORIDE Drug Patent Profile


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Which patents cover Flavoxate Hydrochloride, and when can generic versions of Flavoxate Hydrochloride launch?

Flavoxate Hydrochloride is a drug marketed by Epic Pharma, Impax Pharms, and Padagis Us. and is included in three NDAs.

The generic ingredient in FLAVOXATE HYDROCHLORIDE is flavoxate hydrochloride. There are eight drug master file entries for this compound. Three suppliers are listed for this compound. Additional details are available on the flavoxate hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Flavoxate Hydrochloride

A generic version of FLAVOXATE HYDROCHLORIDE was approved as flavoxate hydrochloride by PADAGIS US on December 16th, 2004.

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Summary for FLAVOXATE HYDROCHLORIDE
US Patents:0
Applicants:3
NDAs:3

US Patents and Regulatory Information for FLAVOXATE HYDROCHLORIDE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Epic Pharma FLAVOXATE HYDROCHLORIDE flavoxate hydrochloride TABLET;ORAL 076835-001 Nov 30, 2005 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Impax Pharms FLAVOXATE HYDROCHLORIDE flavoxate hydrochloride TABLET;ORAL 076234-001 Aug 28, 2003 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Padagis Us FLAVOXATE HYDROCHLORIDE flavoxate hydrochloride TABLET;ORAL 076831-001 Dec 16, 2004 AB RX No Yes ⤷  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 11, 2026

What is Flavoxate Hydrochloride?

Flavoxate hydrochloride is a prescription medication primarily used to treat urinary bladder spasms associated with conditions such as overactive bladder, interstitial cystitis, and other urinary tract irritations. It is classified as a bladder antispasmodic agent. The drug acts by relaxing the smooth muscle of the urinary bladder, reducing urinary frequency and urgency.

Market Overview and Current Sales Dynamics

The global urinary incontinence and overactive bladder market was valued at approximately USD 8 billion in 2022 and is projected to grow at a compound annual growth rate (CAGR) of 4.7% through 2030 [1]. Flavoxate hydrochloride constitutes a niche within this sector, largely replaced or supplemented by newer therapies such as beta-3 adrenergic agonists and anticholinergics with improved safety profiles.

Market Penetration and Prescription Trends

  • Prescription Trends: Despite its long-standing availability, flavoxate hydrochloride has seen declining prescription volumes in developed markets, driven by safety concerns and the availability of alternative therapies.
  • Regional Variations: Usage remains higher in regions with less access to advanced therapeutics, notably certain Asian and Eastern European countries.
  • Pricing and Reimbursement: Prices in the US are approximately USD 30–50 per prescription, with reimbursement considered moderate due to generic status.

Competitive Landscape

The market features several generic manufacturers with minimal proprietary or branded flavoxate hydrochloride products. Dominant players include:

  • Several small to mid-sized pharmaceutical companies that produce generic formulations.
  • Limited presence of branded versions, with some regional manufacturers offering variations.

Regulatory and Patent Landscape

Flavoxate hydrochloride has been off patent since the early 2000s; consequently, no active patents restrict manufacturing. Regulatory approval is typically straightforward as a generic, but off-label and combination therapy approvals are limited.

Regulatory barriers: Few, due to the drug's well-established safety profile and prior approval history.

Patent considerations: No active patents are known; patent challenges are unlikely.

Investment Fundamentals

Market Opportunity

  • Niche Market: Flavoxate hydrochloride occupies a small segment of the broader urinary tract disorder therapeutics market, which includes annual revenues exceeding USD 8 billion.
  • Growth Potential: Limited; most growth stems from market expansion in underdeveloped regions rather than innovation or new formulations.
  • Pricing Power: Moderate, restrained by generic competition and reimbursement constraints.

R&D and Formulation Development

  • Developing improved formulations (extended-release, transdermal) could unlock niche markets.
  • New delivery mechanisms are unlikely to command premium prices due to existing generics and low clinician interest.

Manufacturing and Supply Chain

  • Low-cost manufacturing is achievable given the drug's simple synthesis route.
  • Supply chain stability is not a major concern, barring raw material availability.

Risks and Challenges

  • Declining demand due to replacement by newer drugs.
  • Off-label use limitations.
  • Regulatory risks, including changes in labeling or safety communications.

Investment Outlook Summary

Investors pursuing flavoxate hydrochloride should consider:

  • Limited upside potential in established markets.
  • Higher attractiveness in emerging markets due to low competition.
  • Potential for niche formulation development to extend product lifecycle.

Key Takeaways

  • Flavoxate hydrochloride is a well-known urinary antispasmodic with no current patent protections.
  • Market growth is modest, driven mainly by regional demand rather than innovation.
  • Competition is intense among generics, capping pricing flexibility.
  • Opportunities exist in formulation innovation, primarily aimed at emerging markets.
  • Regulatory environment favors generic manufacturers, with minimal barriers.

FAQs

Q1: Are there any patent barriers for flavoxate hydrochloride?
A1: No, the drug's patents expired in the early 2000s, allowing generic manufacturing.

Q2: What are key competitors’ products?
A2: Alternatives include oxybutynin, tolterodine, mirabegron, and other anticholinergic and beta-3 adrenergic agents.

Q3: How does regional demand differ?
A3: Higher in developing countries where access to newer medications is limited; declining in developed markets due to safety concerns and competition.

Q4: What are potential R&D pathways?
A4: Developing extended-release formulations or transdermal patches to improve compliance.

Q5: What are the main regulatory challenges?
A5: Minimal for generics; off-label use and safety communication are more relevant regulatory considerations.


References

[1] MarketWatch. "Urinary Incontinence Market Size, Share & Trends Analysis Report." 2022.

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