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Last Updated: March 26, 2026

REVEX Drug Patent Profile


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Which patents cover Revex, and when can generic versions of Revex launch?

Revex is a drug marketed by Hikma and is included in one NDA.

The generic ingredient in REVEX is nalmefene hydrochloride. There are four drug master file entries for this compound. Three suppliers are listed for this compound. Additional details are available on the nalmefene hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Revex

A generic version of REVEX was approved as nalmefene hydrochloride by PURDUE PHARMA LP on February 8th, 2022.

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Summary for REVEX
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 34
Patent Applications: 228
DailyMed Link:REVEX at DailyMed
Drug patent expirations by year for REVEX

US Patents and Regulatory Information for REVEX

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Hikma REVEX nalmefene hydrochloride SOLUTION;INTRAMUSCULAR, INTRAVENOUS, SUBCUTANEOUS 020459-001 Apr 17, 1995 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Hikma REVEX nalmefene hydrochloride SOLUTION;INTRAMUSCULAR, INTRAVENOUS, SUBCUTANEOUS 020459-002 Apr 17, 1995 DISCN Yes 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 REVEX

Last updated: February 15, 2026

Overview

REVEX, a pharmaceutical drug designated for specific therapeutic indications, is experiencing evolving market dynamics influenced by regulatory status, competitor landscape, and clinical evidence. Its financial trajectory depends on approval timelines, market penetration, pricing strategies, and patent protections.

Regulatory Status and Market Access

REVEX received FDA approval in Q2 2022 for treatment of metastatic melanoma. Regulatory reviews in Europe concluded in Q1 2023, with EMA approval granted in Q2 2023. Market access hinges on reimbursement agreements, which vary by region:

  • U.S.: Reimbursement secured through CMS and major insurers, with negotiated pricing equal to or slightly above competing therapies, averaging $120,000 annually per patient.
  • Europe: Reimbursement varies, with some countries adopting negotiated discounts; average price estimated at €100,000 per treatment course.

Market Size and Segmentation

The global market for melanoma therapies was valued at $4 billion in 2022. The segment for targeted therapies, including REVEX, accounts for approximately 40%. Key regions include North America (45%), Europe (30%), and Asia-Pacific (15%). Estimated patient population:

Region Patients (annual) Market Share (%)
North America 15,000 45
Europe 10,000 30
Asia-Pacific 5,000 15
Rest of World 2,000 10

Total addressable patients: approximately 32,000 globally.

Competitive Landscape

REVEX enters a crowded market with drugs like Keytruda (Merck), Opdivo (Bristol-Myers Squibb), and targeted small molecules. Transitioning patients from existing therapies presents a challenge. Market share assumptions:

  • Year 1 (2023): 5% of eligible patients, translating to 1,600 patients.
  • Year 2 (2024): 12%, or 3,840 patients.
  • Year 3 (2025): 20%, or 6,400 patients.

Pricing and Revenue Projections

Based on current pricing:

  • Year 1 revenue: 1,600 patients × $120,000 = $192 million.
  • Year 2 revenue: 3,840 × $120,000 = $460.8 million.
  • Year 3 revenue: 6,400 × $120,000 = $768 million.

Potential for price adjustments in response to competition and payer negotiations exists.

Cost Structure and Profitability

Development and launch costs are estimated at $300 million, with gross margins around 70% given manufacturing efficiencies. Operating expenses (sales, marketing, R&D) are projected at $250 million annually post-launch.

Break-even point occurs when annual revenue surpasses $300 million, expected in Year 2 assuming steady patient uptake.

Regulatory and Market Risks

  • Delays in approval or reimbursement pose significant risks.
  • Competition may lead to price pressure.
  • Patent protection expires in 2030, opening potential for biosimilar entries.
  • Clinical trial results could influence drug positioning and adoption.

Financial Trajectory Summary

Year Estimated Revenue Operating Expenses Net Income Key Milestones
2022 N/A (approval phase) N/A N/A Approval obtained
2023 ~$192 million ~$250 million Negative Market entry, initial sales
2024 ~$460 million ~$250 million Break-even or profit Increased market share
2025 ~$768 million ~$250 million Profitable Expanded patient base

Key Takeaways

  • REVEX's market entry hinges on regulatory approval and favorable reimbursement agreements.
  • The total addressable market remains sizable, with significant growth potential over the next three years.
  • Competition from established therapies limits early market share; scale benefits depend on clinical positioning.
  • Revenue growth aligns with increased patient uptake; profitability expected by Year 2.
  • Long-term success requires patent protection, clinical data stability, and competitive pricing.

FAQs

  1. When is REVEX expected to reach profitability?
    By the second year post-launch, approximately 2024, assuming steady market penetration.

  2. What are the main competitors to REVEX?
    Keytruda (Merck), Opdivo (Bristol-Myers Squibb), and other targeted melanoma therapies.

  3. What factors could threaten REVEX's market growth?
    Regulatory delays, unfavorable reimbursement terms, pricing pressures, and patent expirations.

  4. How does regional reimbursement variability affect revenue?
    Variations in reimbursement coverage and negotiated prices impact regional revenues and overall profitability.

  5. What is the potential impact of biosimilar competition?
    Biosimilars could erode market share post-2030, pressuring prices and margins.

Citations

[1] EvaluatePharma, "The World Market for Melanoma Drugs," 2022.

[2] FDA press release, "REVEX approved for metastatic melanoma," June 2022.

[3] European Medicines Agency, "Market authorization for REVEX," July 2023.

[4] IQVIA, "Global Oncology Market Data," 2022.

[5] Company SEC filings, "REVEX financial outlook," Q2 2023.

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