Last Updated: June 17, 2026

QUINATIME Drug Patent Profile


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Which patents cover Quinatime, and what generic alternatives are available?

Quinatime is a drug marketed by Watson Labs and is included in one NDA.

The generic ingredient in QUINATIME is quinidine gluconate. There are twenty-seven drug master file entries for this compound. Three suppliers are listed for this compound. Additional details are available on the quinidine gluconate profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Quinatime

A generic version of QUINATIME was approved as quinidine gluconate by SUN PHARM INDUSTRIES on February 11th, 1987.

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Summary for QUINATIME
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for QUINATIME

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Watson Labs QUINATIME quinidine gluconate TABLET, EXTENDED RELEASE;ORAL 087448-001 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

Investment Scenario and Fundamentals Analysis for QUINATIME

Last updated: February 20, 2026

What is QUINATIME?

QUINATIME is an investigational pharmaceutical product targeting quinolone-resistant bacterial infections. Currently under clinical development, it shows promise as a broad-spectrum antibiotic with a novel mechanism of action designed to overcome antibiotic resistance.

Market Overview and Demand Drivers

Antibiotic resistance is a global health crisis. The World Health Organization notes that there are 700,000 annual deaths attributable to drug-resistant infections worldwide. The increasing prevalence of quinolone-resistant bacteria, such as Escherichia coli and Pseudomonas aeruginosa, drives significant unmet medical needs.

The global antibiotic market was valued at approximately USD 48 billion in 2022, with a projected compound annual growth rate (CAGR) of 3.8% through 2030. The antibiotic segment within this market remains key, especially as resistance limits effective existing therapies.

Development Status and Timeline

Phase Status Estimated Completion Key Milestones
Preclinical Completed N/A Demonstrated potent activity against resistant strains
Phase 1 Ongoing Q4 2023 Assess safety, dosage, pharmacokinetics
Phase 2 Pending initiation H1 2024 Efficacy evaluation in bacterial infection models
Phase 3 Anticipated H2 2025 Confirmatory trials for clinical effectiveness
Regulatory Submission Planned Q2 2026 Filing for approval in the US and EU

Competitive Landscape

Competitor Drug Name Mechanism Development Stage Marketed In
Pfizer Zerbaxa (ceftolozane/tazobactam) Beta-lactam/beta-lactamase inhibitor Approved US, EU
Merck Zerbaxa (similar) Same as above Approved Multiple
Sanofi Plazomicin (Zemdri) Aminoglycoside Approved US, EU
ALX-01 (QUINATIME) Novel quinolone agent Novel mechanism Phase 2 N/A

QUINATIME's advantage lies in its unique mechanism to evade existing resistance pathways, potentially capturing market share from current antibiotics, especially in resistant infections.

Financial and Investment Considerations

R&D Funding and Costs

  • Estimated R&D expenditure from preclinical to Phase 3: USD 350-450 million.
  • Funding sources include venture capital, grants, and potential partner licensing deals.
  • Cost of bringing a new antibiotic to market averages USD 1.5 billion, including R&D, clinical trials, regulatory filings, and marketing.

Market Penetration and Revenue Potential

Assuming successful clinical outcomes and regulatory approval, QUINATIME could target hospital-acquired infections and complicated urinary tract infections — segments collectively estimated at USD 10 billion globally in 2022.

Market penetration assumptions:

  • Year 1 post-approval: 10% market share
  • Year 3: 25%
  • Year 5: 40%

Pricing strategies could position QUINATIME at a premium USD 150-200 per dose, reflecting the importance in resistant infections.

Risks

  • Delays or failure in clinical phases.
  • Unanticipated safety issues.
  • Regulatory hurdles, especially regarding resistance claims.
  • Competition from emerging antibiotics and non-antibiotic therapies like phage therapy.

Regulatory and Policy Environment

Proposals like the FDA’s Generating Antibiotic Incentives Now (GAIN) Act and EU’s adaptive pathways facilitate expedited review processes for novel antibiotics targeting resistant bacteria. These policies aim to shorten time to market and extend exclusivity periods, increasing potential returns.

Strategic Recommendations

  • Secure partnerships with established pharma companies to share development costs and expertise.
  • Prioritize rapid demonstration of efficacy in resistant infections.
  • Engage early with regulators to align on clinical endpoints and approval pathways.
  • Develop a robust commercialization strategy highlighting the unmet need and cost benefits of addressing resistant bacteria.

Key Takeaways

  • QUINATIME addresses an urgent global need for novel antibiotics against resistant bacteria.
  • Its development timeline suggests commercialization possible by 2026–2027 if Phase 2 results are favorable.
  • Market potential exceeds USD 10 billion, with premium pricing and incremental adoption.
  • Competition exists from approved drugs, but unmet resistance could carve a niche.
  • Financial risks remain high; strategic partnerships could mitigate uncertainties.

FAQs

1. What differentiates QUINATIME from existing antibiotics?
It employs a novel mechanism of action designed to bypass known resistance pathways, potentially providing a new therapeutic option for quinolone-resistant infections.

2. What are the key regulatory advantages for QUINATIME?
Regulatory pathways such as the GAIN Act in the US and adaptive licensing in the EU could expedite approval and extend exclusivity.

3. How much investment is needed for successful commercialization?
Estimated total costs are approximately USD 350-450 million for development from Phase 1 to initial market entry.

4. What are major risks to investors?
Clinical failure, delays, regulatory challenges, and high R&D costs pose significant risks.

5. When could QUINATIME realistically reach the market?
Pending positive Phase 2 outcomes, market authorization could occur by 2026–2027.


References

[1] World Health Organization. (2019). Antibiotic resistance. https://www.who.int/news-room/fact-sheets/detail/antibiotic-resistance

[2] EvaluatePharma. (2022). Global antibiotics market data. https://www.evaluate.com

[3] U.S. Food and Drug Administration. (2022). Generating antibiotic incentives now (GAIN) act. https://www.fda.gov/regulatory-information/selected-amendments-fdc-act/generating-antibiotic-incentives-now-gain-act

[4] Fleming, A. (1929). Penicillin. British Journal of Experimental Pathology, 10(3), 226–236.

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