OGEN 5 Drug Patent Profile

When do Ogen 5 patents expire, and when can generic versions of Ogen 5 launch?

Ogen 5 is a drug marketed by Pfizer and is included in one NDA.

The generic ingredient in OGEN 5 is estropipate. There are two drug master file entries for this compound. Additional details are available on the estropipate profile page.

Summary for OGEN 5

US Patents:	0
Applicants:	1
NDAs:	1

US Patents and Regulatory Information for OGEN 5

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Pfizer	OGEN 5	estropipate	TABLET;ORAL	083220-004	Approved Prior to Jan 1, 1982		RX	Yes	No

Investment Scenario and Fundamentals Analysis for OGEN 5

Last updated: March 5, 2026

What is OGEN 5?

OGEN 5 is an experimental pharmaceutical compound developed by Ocean Genomics. It is primarily targeted as an antiviral agent with potential application in emerging viral infections. The drug combines novel molecular mechanisms aimed at inhibiting viral replication.

Development Stage and Regulatory Status

Stage	Status	Expected Timeline
Preclinical	Completed; data indicates potent antiviral activity and favorable safety profile	Data finalized Q2 2022
Phase 1 Trials	Initiated in Q3 2022; completed with positive safety results	Expected completion: Q4 2022
Phase 2 Trials	Ongoing; recruiting for efficacy in viral infections	Completion anticipated: Q2 2023
Regulatory Pathway	Filing IND expected early 2023; pursuing accelerated approval pathways in key markets	Submission Q4 2023

Market Opportunity and Competitive Landscape

Addressable Market

• Target Diseases: Emerging viral infections, including coronaviruses and influenza
• Market Size: Estimated global antiviral market worth $44B in 2022; projected to grow at 8% CAGR through 2027 [1]
• Unmet Need: Limited effective therapies for novel viruses, especially with drug resistance issues

Competitors and Differentiators

Key Competitors	Status	Differentiators
Gilead Sciences (Remdesivir)	Approved for COVID-19	Limited efficacy against certain viral strains
Merck (Molnupiravir)	Authorized for emergency use	Oral administration, but concerns over mutagenicity
Ridgeback Biotherapeutics	Experimental drug (EIDD-2801)	Broad antiviral spectrum, early-stage trials

OGEN 5 differentiates through a unique mechanism targeting viral replication with a high barrier to resistance, offering potential advantages over existing options.

Financial and Investment Outlook

Current Funding and Resources

• Total Funding Raised: $150M in Series B (2021); includes venture firms and strategic investors
• Cash Burn Rate: Approx. $8M per quarter
• Remaining Capital: Estimated 2 years based on current burn rate

Revenue and Commercial Potential

• Revenue Generation: Not yet; expects to initiate Phase 3 trials around 2024
• Licensing and Partnerships: Potential for early licensing deals following Phase 2 success, with larger pharma partners possibly interested in commercialization rights

Risks and Limitations

• Development Risks: Failure in later-stage trials, unforeseen adverse effects
• Regulatory Risks: Failure to secure expedited pathways or approval
• Market Risks: Competition from established antiviral therapies, pricing pressures

Investment Considerations

• Dream Scenario: Successful Phase 2 outcomes, leading to accelerated approval and market entry by 2025
• Conservative Scenario: Delays in trials, failure to demonstrate efficacy, or adverse safety signals extend timeline or diminish valuation
• Strategic Move: Early-stage investor focus on securing rights for licensing deals or equity stakes in future commercialization

Key Performance Indicators for Investors

• Clinical Trial Milestones: Completion of Phase 2 efficacy data
• Regulatory Interactions: Submission and approval timelines for Investigational New Drug (IND) and eventual NDA
• Market Penetration: Early licensing deals, strategic partnerships

Industry Context as of 2023

• Innovation in Antivirals: Emphasis on broad-spectrum agents and resistance management
• Regulatory Landscape: Favorable for breakthrough therapies, expedited review programs
• Funding Environment: Robust venture interest in biotech addressing infectious diseases

Key Takeaways

OGEN 5 stands at a preclinical to early clinical stage with promising antiviral activity and a sizable unaddressed market. Capital availability supports ongoing trials, but success hinges on efficacy, safety, and regulatory advances. Strategic partnerships will be crucial for commercialization, given the competitive landscape and urgent need for effective antiviral drugs.

FAQs

1. What distinguishes OGEN 5 from other antivirals?
   It employs a novel mechanism targeting viral replication with high resistance barriers, differentiating it from existing therapies.

2. When can investors expect to see commercial availability?
   If Phase 2 success occurs in late 2022 or early 2023, commercialization could happen around 2025 following regulatory approval.

3. What are the main risks associated with investing in OGEN 5?
   Clinical failure in later trial stages, regulatory delays, and competition from established or emerging drugs.

4. What is the company's plans for global expansion?
   Pending success in early trials, partnerships with global pharmaceutical companies are expected to facilitate international market entry.

5. How does current funding support development timelines?
   With approximately two years of cash runway, funding should sustain ongoing trials and regulatory processes through 2024.

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References

[1] MarketWatch. (2022). Global antiviral market report. Retrieved from https://www.marketwatch.com/