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Last Updated: December 11, 2025

Haloprogin - Generic Drug Details


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What are the generic sources for haloprogin and what is the scope of patent protection?

Haloprogin is the generic ingredient in one branded drug marketed by Westwood Squibb and is included in two NDAs. Additional information is available in the individual branded drug profile pages.

There is one drug master file entry for haloprogin.

Summary for haloprogin
US Patents:0
Tradenames:1
Applicants:1
NDAs:2
Drug Master File Entries: 1
Raw Ingredient (Bulk) Api Vendors: 38
DailyMed Link:haloprogin at DailyMed

US Patents and Regulatory Information for haloprogin

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Westwood Squibb HALOTEX haloprogin CREAM;TOPICAL 016942-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Westwood Squibb HALOTEX haloprogin SOLUTION;TOPICAL 016943-001 Approved Prior to Jan 1, 1982 DISCN 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

Market Dynamics and Financial Trajectory for Haloprogin

Last updated: July 28, 2025

Introduction

Haloprogin, an antifungal agent primarily utilized in topical applications, has historically played a niche yet significant role in dermatological therapies. As an antimicrobial compound primarily indicated for conditions like tinea infections and athlete’s foot, its market presence has evolved within the broader dermatology space. This analysis examines the current market dynamics influencing haloprogin’s trajectory and projects its potential financial outlook amid shifting industry trends, regulatory environments, and competitive landscapes.

Pharmacological Profile and Therapeutic Indications

Haloprogin (Chemical formula: C₁₅H₁₂Cl₃O₂) functions by disrupting fungal cell membrane integrity, effectively treating superficial fungal infections. Initially developed in the 1960s, it gained approval for topical use in various countries, including the United States and Europe, predominantly in formulations like creams and ointments.

Despite its efficacy, haloprogin’s clinical adoption remains largely confined to specific indications due to its safety profile and the presence of alternative agents. The drug is primarily prescribed for dermatophyte infections, including athlete’s foot, ringworm, and candidiasis. However, the advent of newer antifungal agents has curtailed its prescription frequency.

Market Dynamics Influencing Haloprogin

1. Competitive Landscape

The antifungal market is highly competitive, with agents like clotrimazole, terbinafine, and miconazole dominating. These drugs benefit from extensive clinical validation, broader spectrum activity, and favorable safety profiles. Consequently, haloprogin’s market share diminishes, confined to niche segments or regions where newer agents are unavailable or cost-prohibitive.

2. Regulatory Considerations

Stringent regulatory requirements pose barriers to the reintroduction or expanded use of haloprogin. Many regulatory bodies prioritize drugs with established safety and efficacy profiles backed by extensive clinical data. Since haloprogin’s initial approval decades ago, updates or additional clinical trials have been limited, impeding regulatory approval for new indications or formulations.

3. Patent Status and Market Exclusivity

Haloprogin’s patent protections have long expired, classifying it as a generic compound. The absence of patent exclusivity diminishes incentives for pharmaceutical companies to invest in formulation improvements or new clinical studies, restricting innovation and market expansion efforts.

4. Manufacturing and Supply Chain Factors

Manufacturing haloprogin is straightforward due to its synthetic simplicity; however, limited demand results in fewer suppliers. This can lead to supply vulnerabilities or compounded cost pressures, especially if raw material prices fluctuate.

5. Shifts in Clinical Practice and Prescribing Trends

Modern dermatology favors agents with proven superior safety profiles, shorter treatment durations, and minimal side effects. As clinicians prefer newer azole antifungals and allylamines, haloprogin’s prescribing rates decline. Furthermore, increased patient awareness and demand for over-the-counter (OTC) options favor well-established, widely available products over less commonly used compounds.

6. Impact of Over-the-Counter (OTC) Availability

The majority of topical antifungal agents, including haloprogin, are available OTC in many markets. Yet, with aggressive marketing of newer antifungals and consumer education, OTC sales often favor branded or newer generics, further diminishing haloprogin’s market footprint.

Financial Trajectory and Market Potential

Past Market Performance

Historically, haloprogin’s sales were modest, confined mainly to hospital formularies and dermatology clinics. With the proliferation of newer agents, its sales volumes have sharply declined. In regions where it remains available, annual sales are estimated in the low millions USD, with limited growth prospects.

Current and Future Market Drivers

  • Limited Innovation: No recent formulation enhancements or clinical trials mean little impetus for market expansion.
  • Regulatory Barriers: Without renewed regulatory approvals or clearances, market penetration remains static.
  • Regional Variations: Some developing markets, where newer agents are less accessible or affordable, maintain limited but steady demand for haloprogin.
  • Generic Market Saturation: As a generic compound, multiple small-scale manufacturers produce haloprogin, leading to a highly competitive pricing environment with razor-thin margins.

Projection of Financial Trajectory

Given the market dynamics, haloprogin’s near-term financial trajectory is predominantly bearish:

  • Declining Sales: Continued obsolescence in developed markets due to competition and prescriber preference will suppress revenue streams.
  • Market Exit: Some manufacturers may withdraw from manufacturing due to unprofitability, further constricting supply.
  • Potential Niche Use: In select markets, the drug could sustain minimal sales as an affordable alternative for specific dermatological needs.

Long-term prospects are limited unless an innovative approach—such as reformulation, niche targeting, or combination therapy—emerges, supported by clinical validation and regulatory endorsement.

Emerging Trends and Opportunities

1. Reformulation and Development

Developing novel formulations or combining haloprogin with other agents could revive interest. However, such efforts demand significant R&D investment with uncertain returns given the saturation of the market.

2. Regional Market Expansion

Emerging markets with limited access to newer antifungals might sustain modest demand. Tailored marketing and distribution strategies could capitalize on price-sensitive consumers.

3. Strategic Alliances and Licensing

Manufacturers could explore licensing opportunities or partnerships with regional pharmaceutical companies to maintain limited niche sales, reducing R&D costs and risks.

Regulatory and Legal Outlook

The regulatory landscape for existing topical antifungals is well established. Any efforts to reposition haloprogin would necessitate new clinical data for safety and efficacy, particularly if seeking expanded indications. Existing regulatory pathways, such as the abbreviated new drug application (ANDA), could facilitate generic marketing, assuming bioequivalence and safety data are met.

Market Risks

  • Competitive Displacement: Dominance of newer, more effective, and safer agents could further erode haloprogin’s relevance.
  • Regulatory Reinspections: Stricter guidelines could impact approval or manufacturing.
  • Consumer Preferences: Growing preference for OTC, easy-to-use products favors established brands with proven efficacy.

Conclusion

The pharmaceutical landscape for haloprogin is characterized by diminutive market share, an aging patent profile, and shifting prescriber preferences. Its financial trajectory remains subdued, with marginal prospects for growth absent strategic innovation or regional niche opportunities. The compound’s potential remains limited largely to niche markets or as an affordable generic option where newer agents are inaccessible.

Key Takeaways

  • Market decline: Haloprogin’s sales have consistently declined due to stiff competition, limited innovation, and prescriber preference shifts.
  • Regulatory hurdles: Lack of recent clinical data hampers regulatory approval for expanded uses, constraining market potential.
  • Regional opportunities: Limited demand persists in emerging markets with affordability constraints and limited access to newer antifungals.
  • Competitive environment: The proliferation of well-established, patented, and over-the-counter antifungal agents diminishes haloprogin’s relevance.
  • Strategic outlook: Any resurgence hinges on reformulation, niche targeting, or regional licensing, but these are uncertain and market-dependent efforts.

FAQs

Q1: Can haloprogin be repurposed for systemic fungal infections?
A: No. Haloprogin is formulated exclusively for topical use; its absorption and systemic safety profile do not support systemic indications.

Q2: Are there ongoing clinical trials exploring new uses of haloprogin?
A: No prominent trials are underway, reflecting its limited market interest and outdated status compared to newer antifungals.

Q3: What are the main competitors to haloprogin in the antifungal topical market?
A: Clotrimazole, terbinafine, miconazole, and econazole dominate, offering broader spectrum activity and better safety profiles.

Q4: Could patent protection be extended or renewed for haloprogin?
A: Unlikely, as patents have long expired, and regulatory agencies generally do not extend protections based on old formulations.

Q5: What regulatory pathways exist for reintroducing haloprogin?
A: The generic pathway via ANDA (Abbreviated New Drug Application) could apply, provided bioequivalence and safety data are submitted. However, acceptance depends on regulatory authorities' review and market demand.


Sources:

[1] U.S. Food and Drug Administration (FDA). Official Drug Approvals and IND Information.
[2] Market research reports on topical antifungal agents.
[3] Scientific literature on haloprogin’s pharmacology and clinical use.
[4] Industry analyses on dermatological drug market trends.

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