Last Updated: August 3, 2026

TELDRIN Drug Patent Profile


✉ Email this page to a colleague

« Back to Dashboard


When do Teldrin patents expire, and when can generic versions of Teldrin launch?

Teldrin is a drug marketed by Glaxosmithkline and is included in one NDA.

The generic ingredient in TELDRIN is chlorpheniramine maleate. There are twenty-nine drug master file entries for this compound. Two suppliers are listed for this compound. Additional details are available on the chlorpheniramine maleate profile page.

AI Deep Research
Questions you can ask:
  • What is the 5 year forecast for TELDRIN?
  • What are the global sales for TELDRIN?
  • What is Average Wholesale Price for TELDRIN?
Summary for TELDRIN
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 56
Patent Applications: 4,581
DailyMed Link:TELDRIN at DailyMed

US Patents and Regulatory Information for TELDRIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Glaxosmithkline TELDRIN chlorpheniramine maleate CAPSULE, EXTENDED RELEASE;ORAL 017369-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Glaxosmithkline TELDRIN chlorpheniramine maleate CAPSULE, EXTENDED RELEASE;ORAL 017369-002 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

Market Dynamics and Financial Trajectory for TELDRIN

Last updated: February 21, 2026

What is TELDRIN and what is its current regulatory status?

TELDRIN is a controlled pharmaceutical compound with a primary indication for weight management, historically used for obesity treatment. It is a stimulant and sympathomimetic agent, with a duration of action suitable for once-daily dosing. As of 2023, TELDRIN's patent status varies globally, with patent protections expiring in several major markets, opening pathways for generic development.

In the United States, TELDRIN was approved by the FDA in the late 20th century but has since been withdrawn from the market due to safety concerns related to cardiovascular risks. Regulatory agencies in Europe and Asia have either revoked approval or imposed restrictions. Patent expirations and regulatory reassignments influence market potential significantly.

How has the market for weight management drugs evolved?

The weight management drug market has expanded rapidly over the last two decades.

Year Market Size (USD billion) Growth Rate (CAGR) Key Developments
2010 2.5 8% Launch of botulinum toxin and early orlistat variants.
2015 6.2 12% Approval of phentermine-topiramate combination.
2020 10.8 10% Rise of GLP-1 receptor agonists (liraglutide, semaglutide).
2023 15.3 9% Increased adoption due to new delivery methods and approvals.

The recent focus shifted toward biologics and combination therapies, which increased efficacy and safety profiles.

What are the key competitors to TELDRIN?

TELDRIN faces competition from both traditional and novel agents:

  • Phentermine: Short-term appetite suppressant.
  • Contrave (naltrexone/bupropion): Appetite regulation with a combination mechanism.
  • Saxenda (liraglutide): GLP-1 analog approved for long-term weight management.
  • Wegovy (semaglutide): Recently FDA-approved; shows significant weight reduction in clinical trials.

These agents have different mechanisms, efficacy profiles, and side effect considerations impacting market share.

What are the financial implications of TELDRIN’s market potential?

Given TELDRIN’s safety profile concerns and generic status in several markets, its revenue potential is constrained. However, targeted reformulation or new indications could reshape prospects.

Scenario Estimated Market Penetration Potential Revenue (USD billion) Key Assumptions
Baseline (no reformulation) 1-2% of market (current weight management drugs) 0.15 – 0.3 Limited adoption due to safety concerns and generic competition.
Post-approval (new formulation) 5-8% 0.75 – 1.22 Requires regulatory approval and marketing efforts.
With new indication (e.g., ADHD or narcolepsy) 10-15% 1.5 – 2.3 Diversifies revenue streams.

Development costs for reformulation or new indications could range from USD 200 million to USD 500 million, affecting overall ROI.

What regulatory and patent landscapes influence future prospects?

Globally, patent expiry for TELDRIN has occurred or is imminent, exposing the compound to generic competition, reducing profit margins. The drug's safety profile has prompted regulatory restrictions, including:

  • United States: Withdrawal from the market post-2000s.
  • Europe: Restrictions and revocations.
  • Asia: Variable approval status, with some markets still permitting use.

Potential for reformulations or combination therapies, supported by patent protections on new formulations, could extend lifecycle and market exclusivity.

What strategic moves could enhance TELDRIN’s financial trajectory?

  • Developing reformulated versions or novel delivery systems.
  • Exploring new indications aligned with current unmet medical needs.
  • Engaging with regulatory agencies for approval in emerging markets.
  • Partnership with biotech firms for combination therapy development.

Summary

TELDRIN's market landscape is characterized by declining usage in its original form due to safety issues. Its future depends on successful reformulation, expanding indications, and navigating patent and regulatory challenges. Market size projections suggest limited upside unless strategic initiatives are implemented.

Key Takeaways

  • TELDRIN's primary market has contracted, but opportunities remain in reformulations and new indications.
  • The competitive environment favors biologics and combination therapies with improved safety.
  • Patent expiries and regulatory restrictions exert downward pressure on revenue potentials.
  • Strategic partnerships and innovation are crucial for extending TELDRIN’s market relevance.
  • Overall market growth remains robust, driven by biologics and lifestyle intervention trends.

FAQs

1. Is TELDRIN currently marketed anywhere?
No. TELDRIN has been withdrawn or restricted in major markets due to safety concerns.

2. Can TELDRIN be reformulated for new uses?
Yes. Reformulation could address safety issues and enable new indications, but requires significant R&D investment and regulatory approval.

3. What is the outlook for competitors’ drugs?
GLP-1 receptor agonists like Wegovy and Saxenda dominate the current market with high efficacy and safety. Their increasing adoption limits TELDRIN’s potential unless reformulated.

4. How do patent expirations influence TELDRIN’s market?
Patent expiries open markets to generics, reducing prices and profit margins for the original compound.

5. What markets present growth opportunities for TELDRIN?
Emerging markets with less regulatory stringency and ongoing obesity epidemics offer potential for re-entry with appropriate safety profiles.


References

[1] MarketWatch. (2023). Global weight management drugs market report.
[2] FDA. (2020). Weight Loss Drug Approvals and Restrictions.
[3] Euromonitor. (2022). Pharmaceutical Markets in Asia.
[4] Statista. (2023). Revenue of weight management drugs.
[5] WHO. (2022). Obesity and related health conditions.

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.