You're using a free limited version of DrugPatentWatch: Upgrade for Complete Access

Last Updated: March 26, 2026

BETHANIDINE SULFATE - Generic Drug Details


✉ Email this page to a colleague

« Back to Dashboard


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

Bethanidine sulfate is the generic ingredient in one branded drug marketed by Robins Ah and is included in one NDA. Additional information is available in the individual branded drug profile pages.

Summary for BETHANIDINE SULFATE
US Patents:0
Tradenames:1
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 46
DailyMed Link:BETHANIDINE SULFATE at DailyMed
Medical Subject Heading (MeSH) Categories for BETHANIDINE SULFATE

US Patents and Regulatory Information for BETHANIDINE SULFATE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Robins Ah TENATHAN bethanidine sulfate TABLET;ORAL 017675-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Robins Ah TENATHAN bethanidine sulfate TABLET;ORAL 017675-002 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 BETHANIDINE SULFATE

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Robins Ah TENATHAN bethanidine sulfate TABLET;ORAL 017675-001 Approved Prior to Jan 1, 1982 3,495,013 ⤷  Start Trial
Robins Ah TENATHAN bethanidine sulfate TABLET;ORAL 017675-002 Approved Prior to Jan 1, 1982 3,495,013 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

BETHANIDINE SULFATE Market Analysis and Financial Projection

Last updated: February 15, 2026

What are the current market dynamics for bethanidine sulfate?

Bethanidine sulfate remains a niche medication primarily used in the treatment of hypertension. Its usage has declined since its peak in the mid-20th century, replaced largely by newer antihypertensive agents with better safety profiles and fewer side effects. The global demand for bethanidine sulfate is limited, concentrated mainly within specialized medical settings, and driven by physicians prescribing older drugs for specific patient populations.

Market size estimates for bethanidine sulfate are minimal. Its production volume has dropped sharply over the past 20 years, reflecting a lack of new clinical indications and the widespread adoption of alternative therapies. The drug is available in few markets due to limited manufacturer interest, with licensing largely confined to legacy contracts or specialized compounding pharmacies.

Competitive landscape is sparse. No recent or ongoing clinical trials are publicly disclosed for bethanidine sulfate, and patent protections have long expired, leaving the drug open to generic manufacturing. Major pharmaceutical companies have withdrawn from bethanidine sulfate production, reducing the available supply and market presence.

Pricing has stabilized at low levels due to its limited use and generic status. Wholesale acquisition costs have not seen significant fluctuation, and reimbursement policies favor more modern treatments. As a result, profit margins are negligible, discouraging investment in manufacturing or R&D efforts for the drug.

How is the financial trajectory of bethanidine sulfate expected to evolve?

The financial outlook for bethanidine sulfate is characterized by diminishing revenue streams and minimal investment.

Revenue Trends

  • Declining sales volume over the last decade, with estimates near zero in many regions.
  • Current sales driven solely by legacy contracts, estimated below $1 million annually globally.
  • No recent price increases or market expansion efforts.

R&D and Commercial Investment

  • No recent research initiatives announced publicly.
  • No ongoing clinical trials, patent filings, or new formulations.
  • Manufacturing costs are low but are offset by minimal sales.

Regulatory Environment

  • Absence of recent approvals or regulatory updates.
  • No significant patent barriers; the patent expiry occurred over 50 years ago.

Market Opportunities

  • Little to no growth potential due to replacement by newer agents.
  • Limited likelihood of resurgence driven by new indications or clinical evidence.

Economic Viability

  • The drug's financial trajectory is static at best, trending towards obsolescence.
  • Companies owning production rights face pressure to phase out manufacturing due to lack of profitability.
  • Possible strategic use in niche settings where no alternatives exist, but these markets are small and shrinking.

How do external factors influence bethanidine sulfate’s market and financial prospects?

Changes in external factors exert negligible influence. Medical guidelines favor safer, more effective drugs, which have replaced bethanidine sulfate in primary care. Regulatory agencies do not favor resubmission or re-evaluation, given the lack of clinical interest.

Supply chain vulnerabilities are limited due to the drug's generic status, but manufacturers' withdrawal reduces availability further. Pricing pressures and reimbursement shifts favor newer classes of antihypertensive drugs, rendering bethanidine sulfate economically unattractive.

Patent expirations and absence of innovative formulations reduce barriers to generic entry but do not stimulate demand. Market dynamics are driven by physician preference and clinical efficacy, with no indication that external factors might reverse the decline.

What are the key financial metrics and considerations for stakeholders?

Metric Current Status Implication for Stakeholders
Sales volume Near zero Low revenue, limited growth potential
Market share Minimal No meaningful presence in current markets
Revenue Under $1 million globally Not profitable; a non-viable investment
R&D investment None No pipeline activity or innovation planned
Production costs Low Manufacturing persists mainly for legacy reasons

Stakeholders should consider the drug's obsolete status, negligible revenue contribution, and regulatory constraints. Existing supply is maintained mainly for niche or legacy uses, not growth.

Key takeaways

  • Bethanidine sulfate’s market has shrunk significantly; current use is limited.
  • No active clinical research or new formulations are underway or planned.
  • The drug's revenue and growth prospects are negligible, trending toward discontinuation.
  • Regulatory and market forces do not favor revival or expansion.
  • Investment focus should shift toward more promising, high-growth therapeutic areas.

FAQs

  1. Is bethanidine sulfate approved for new indications? No. There are no recent regulatory approvals for new clinical uses.
  2. Are any clinical trials ongoing? None publicly disclosed or known.
  3. Can manufacturing or supply be expanded? Limited, due to lack of demand and minimal commercial incentives.
  4. What factors could reverse its decline? Introduction of new clinical data or specific niche needs; none currently evident.
  5. Should investors consider bethanidine sulfate? No. The drug’s financial trajectory indicates obsolescence with no growth prospects.

Sources:

  1. US Food and Drug Administration (FDA) drug approvals database.
  2. Global industry reports from IQVIA and EvaluatePharma.
  3. Patent expiry information from official patent office records.
  4. Published clinical trial registries, ClinicalTrials.gov.
  5. Market analysis reports from pharmaceutical market research firms.

More… ↓

⤷  Start Trial

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.