BUTENAFINE HYDROCHLORIDE - Generic Drug Details

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

Butenafine hydrochloride is the generic ingredient in four branded drugs marketed by Sun Pharma Canada, Bayer Healthcare Llc, and Pharmobedient, and is included in four NDAs. Additional information is available in the individual branded drug profile pages.

There are two drug master file entries for butenafine hydrochloride. Fourteen suppliers are listed for this compound.

Summary for BUTENAFINE HYDROCHLORIDE

US Patents:	0
Tradenames:	4
Applicants:	3
NDAs:	4
Drug Master File Entries:	2
Finished Product Suppliers / Packagers:	14
Raw Ingredient (Bulk) Api Vendors:	92
Clinical Trials:	4
Patent Applications:	584
What excipients (inactive ingredients) are in BUTENAFINE HYDROCHLORIDE?	BUTENAFINE HYDROCHLORIDE excipients list
DailyMed Link:	BUTENAFINE HYDROCHLORIDE at DailyMed

Recent Clinical Trials for BUTENAFINE HYDROCHLORIDE

Identify potential brand extensions & 505(b)(2) entrants

Sponsor	Phase
United Laboratories	Phase 2
Taro Pharmaceuticals USA	Phase 1

See all BUTENAFINE HYDROCHLORIDE clinical trials

Pharmacology for BUTENAFINE HYDROCHLORIDE

Drug Class

Benzylamine Antifungal

Anatomical Therapeutic Chemical (ATC) Classes for BUTENAFINE HYDROCHLORIDE

D01AE	Other antifungals for topical use
D01A	ANTIFUNGALS FOR TOPICAL USE
D01	ANTIFUNGALS FOR DERMATOLOGICAL USE
D	Dermatologicals

US Patents and Regulatory Information for BUTENAFINE HYDROCHLORIDE

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Sun Pharma Canada	BUTENAFINE HYDROCHLORIDE	butenafine hydrochloride	CREAM;TOPICAL	205181-001	Nov 16, 2017		OTC	No	No
Pharmobedient	MENTAX-TC	butenafine hydrochloride	CREAM;TOPICAL	021408-001	Oct 17, 2002		DISCN	No	No
Bayer Healthcare Llc	LOTRIMIN ULTRA	butenafine hydrochloride	CREAM;TOPICAL	021307-001	Dec 7, 2001		OTC	Yes	Yes
Pharmobedient	MENTAX	butenafine hydrochloride	CREAM;TOPICAL	020524-001	Oct 18, 1996		DISCN	Yes	No

Expired US Patents for BUTENAFINE HYDROCHLORIDE

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Pharmobedient	MENTAX	butenafine hydrochloride	CREAM;TOPICAL	020524-001	Oct 18, 1996

Market Dynamics and Financial Trajectory for Butenafine Hydrochloride

Last updated: February 15, 2026

Overview
Butenafine Hydrochloride is an antifungal agent prescribed for dermatological conditions such as athlete’s foot, ringworm, and jock itch. Market entry occurred over two decades ago, and its sales are driven primarily by topical formulations available over-the-counter (OTC) and by prescription. The compound's market presence remains modest, with growth influenced by dermatological needs, competitive antifungal medications, regulatory factors, and patent status.

Market Size and Key Drivers
The global antifungal market was valued at approximately $13.3 billion in 2022, with topical antifungal agents representing about 35% of this market (~$4.7 billion). Butenafine accounts for a fraction of this, estimated at less than 1% due to its limited scope relative to broader classes like terbinafine and clotrimazole.

The primary factors influencing butenafine's market include:

• Prevalence of Fungal Infections: Rising incidences, especially athlete’s foot, in both developed and emerging markets, expand the patient base.
• Drug Efficacy and Safety Profile: Proven efficacy in treating dermatomycosis with minimal side effects sustains demand.
• OTC Availability: Accessibility promotes OTC sales; restrictions differ by country.
• Pricing and Insurance Coverage: OTC status limits reimbursement, capping revenue potential compared to prescription drugs.

Competitive Landscape
Butenafine faces stiff competition from drugs like terbinafine, clotrimazole, and miconazole. Let's compare:

Drug	Market Share (Estimate)	Approval Year	Formulations	Patent Status
Terbinafine	~50% of topical antifungals	1991	Creams, gels, sprays	Patents expired since early 2000s
Clotrimazole	Large share (~30%)	1970s	Creams, lotions, solutions	Generic widely available
Butenafine	<1%	1993	Creams, sprays	Patent expired in 2013 globally

Limited market penetration restricts butenafine's growth, though niche formulations and regional preferences still allow for targeted sales.

Regulatory Environment and Patent Status
Patents for butenafine expired globally by 2013; thus, market entry barriers are low with generics readily available. Regulatory pathways in key markets align with standard OTC dermatological drugs, with some countries requiring localized registration.

Financial Trajectory Analysis
Current sales roughly hover around $10-50 million annually worldwide, projected to grow modestly at a compound annual growth rate (CAGR) of 2-3% over the next five years. Growth factors include increasing skin infection prevalence and expanding dermatology awareness. However, market saturation and generic competition limit upside.

Potential revenue growth hinges on:

• Line Extensions: Development of novel formulations or combination products could enhance sales.
• Regional Expansion: Growing markets in Asia-Pacific and Latin America present opportunities.
• Regulatory Approvals: Approval of new indications or formulations can stimulate revenues, yet such pathways are lengthy and costly.

Emerging Trends and Challenges
Emerging trends include the rise of antifungal resistance, which may impact drug efficacy perceptions. Additionally, shifts toward prescription-only status in some regions could impact OTC sales dynamics. Many companies focus on newer agents with novel mechanisms to overcome resistance, reducing butenafine's relevance.

Investment and R&D Outlook
Limited R&D activity is evident due to expired patents and a mature market. Few companies pursue reformulation or repurposing efforts. The primary commercial focus remains on maintaining existing formulations and market share in established regions.

Summary
Butenafine Hydrochloride occupies a niche position within a mature, competitive antifungal market. While steady, its growth prospects are constrained by patent expiration, generic competition, and market saturation. Future revenues depend on regional expansion, formulation innovation, and potential regulatory shifts.

---

Key Takeaways

1. Butenafine's market share remains minimal, constituting under 1% of global topical antifungal revenues.
2. The drug's patent expired in 2013, leading to widespread generic competition.
3. Growth is limited to an estimated 2-3% CAGR over the next five years, driven by regional market expansion.
4. Major competitors, terbinafine and clotrimazole, dominate due to broader awareness and longer market presence.
5. Opportunities exist in developing new formulations, geographic expansion, and niche indications, but significant R&D investments are unlikely given market maturity.

---

FAQs

1. Why did butenafine Hydrochloride’s market share decline after patent expiry?
   Patent expiration led to generic versions entering the market, intensifying price competition and reducing profitability for brand-name products.

2. Are there regional differences in butenafine’s market viability?
   Yes. In North America and Europe, OTC availability and mature markets limit growth. In emerging markets, rising dermatological needs may present small growth opportunities.

3. Can butenafine be repositioned for other dermatological or systemic indications?
   Current evidence supports topical use for fungi; systematic or off-label uses are limited by lack of significant clinical validation and regulatory approval.

4. What are competing drugs replacing or supplementing butenafine?
   Terbinafine and clotrimazole dominate due to broader approval, longer market presence, and aggressive marketing—often at lower cost post-patent expiry.

5. Is there potential for developing a new formulation or combination therapy with butenafine?
   While theoretically possible, the high cost and limited market growth reduce incentives for significant investment in reformulation efforts.

---

References

[1] MarketWatch, "Antifungal Market Size, Share & Trends," 2023.
[2] FDA, "Drug Approvals and Patent Data," 2022.
[3] Allied Market Research, "Global Topical Antifungal Market," 2022.