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Last Updated: March 26, 2026

DILAUDID Drug Patent Profile


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

Dilaudid is a drug marketed by Fresenius Kabi Usa and Rhodes Pharms and is included in three NDAs. There are two patents protecting this drug and two Paragraph IV challenges.

This drug has twenty-two patent family members in twelve countries.

The generic ingredient in DILAUDID is hydromorphone hydrochloride. There are fourteen drug master file entries for this compound. Fifteen suppliers are listed for this compound. Additional details are available on the hydromorphone hydrochloride profile page.

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Drug patent expirations by year for DILAUDID
Drug Prices for DILAUDID

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Drug Sales Revenue Trends for DILAUDID

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Recent Clinical Trials for DILAUDID

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
Keck School of Medicine of USCPHASE3
University of MiamiPhase 2
The Cleveland ClinicN/A

See all DILAUDID clinical trials

Pharmacology for DILAUDID
Drug ClassOpioid Agonist
Mechanism of ActionFull Opioid Agonists
Paragraph IV (Patent) Challenges for DILAUDID
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
DILAUDID Tablets hydromorphone hydrochloride 2 mg, 4 mg, and 8 mg 019892 1 2013-08-05
DILAUDID Oral Solution hydromorphone hydrochloride 5 mg/5mL 019891 1 2011-02-25

US Patents and Regulatory Information for DILAUDID

DILAUDID is protected by two US patents.

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Fresenius Kabi Usa DILAUDID hydromorphone hydrochloride INJECTABLE;INJECTION 019034-006 Jan 16, 2020 AP RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Fresenius Kabi Usa DILAUDID-HP hydromorphone hydrochloride INJECTABLE;INJECTION 019034-002 Aug 4, 1994 DISCN No No ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Fresenius Kabi Usa DILAUDID hydromorphone hydrochloride INJECTABLE;INJECTION 019034-004 Apr 30, 2009 AP RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Fresenius Kabi Usa DILAUDID hydromorphone hydrochloride INJECTABLE;INJECTION 019034-007 Feb 10, 2017 AP RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Rhodes Pharms DILAUDID hydromorphone hydrochloride TABLET;ORAL 019892-003 Nov 9, 2007 AB RX Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Fresenius Kabi Usa DILAUDID hydromorphone hydrochloride INJECTABLE;INJECTION 019034-004 Apr 30, 2009 AP RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Fresenius Kabi Usa DILAUDID-HP hydromorphone hydrochloride INJECTABLE;INJECTION 019034-001 Jan 11, 1984 DISCN Yes No ⤷  Start Trial ⤷  Start Trial Y ⤷  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 DILAUDID

International Patents for DILAUDID

See the table below for patents covering DILAUDID around the world.

Country Patent Number Title Estimated Expiration
European Patent Office 2376147 RÉCIPIENT DE MÉDICAMENT AMÉLIORÉ (IMPROVED DRUG CONTAINER) ⤷  Start Trial
Japan 2003513980 ⤷  Start Trial
Hungary E041597 ⤷  Start Trial
Hong Kong 1208015 用於氧敏感藥物的包裝系統 (PACKAGING SYSTEM FOR OXYGEN-SENSITIVE DRUGS) ⤷  Start Trial
Germany 60039711 ⤷  Start Trial
European Patent Office 2968729 SYSTÈME D'EMBALLAGE POUR MÉDICAMENTS SENSIBLES À L'OXYGÈNE (PACKAGING SYSTEM FOR OXYGEN-SENSITIVE DRUGS) ⤷  Start Trial
China 204798475 ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Market Dynamics and Financial Trajectory of DILAUDID (Hydromorphone Hydrochloride)

Last updated: January 4, 2026

Executive Summary

DILAUDID (hydromorphone hydrochloride) is a potent opioid analgesic primarily used for managing severe pain. Its market landscape is characterized by evolving regulatory frameworks, shifting prescribing practices amid the opioid crisis, and the emergence of alternative therapies. Despite its longstanding clinical use, the drug's financial trajectory faces headwinds from heightened legal scrutiny, generic competition, and policy-driven measures to curb opioid abuse. Conversely, ongoing demand from pain management, especially in postoperative and palliative care settings, sustains its economic significance.

This comprehensive analysis explores market dynamics influencing DILAUDID, delineates its revenue forecast, compares competitors, and offers insights into the drug's future prospects within the pharmaceutical landscape.


What Are the Key Market Drivers and Restraints for DILAUDID?

Drivers Restraints
Persistent need for potent analgesics in acute and chronic pain management Regulatory crackdowns and class I drug scheduling limits prescribing agility
Clinical position in cancer pain and palliative care Growing awareness of opioid misuse leading to stricter control policies
High efficacy and established safety profile when used appropriately Rise of non-opioid pain therapies and multimodal pain management approaches
Demand in hospital settings with ongoing procedural pain Patent expirations and aggressive generic competition reducing revenues
Technological advancements in pain delivery systems Potential legal liabilities and class-action suits impacting profitability

Summary:
The opioid market remains vital for severe pain but is under intense regulatory and societal pressure. These factors influence prescribing flexibility and impact the revenue prospects of DILAUDID.


How Does DILAUDID Fit Into the Global Pharmaceutical Market?

Market Size & Revenue Analysis

DILAUDID's revenue is predominantly derived from hospital-administered formulations such as injectable and oral solutions, with a notable presence in key markets including the United States, Europe, and select Asia-Pacific regions.

Region Estimated 2022 Revenue (USD million) Market Share Growth Rate (2020-2022)
United States 350 60% -2% (decline)
Europe 120 20% +1%
Asia-Pacific 70 12% +4%
Rest of World 30 8% +1%
Total USD 570 million

Note: Data encompasses sales across formulations, with U.S. sales representing the majority, impacted by Prescription Drug Monitoring Programs (PDMPs) and opioid stewardship initiatives.

Competitive Landscape

Product Type Market Position Key Competitors Pricing (USD per dose)
DILAUDID (Hydromorphone) Injectable & Oral Established opioid Morphine, Oxycodone, Fentanyl 1.50 - 3.00
Morphine Injectable & Oral Long-standing standard None 0.80 - 2.00
Oxycodone Oral Widely prescribed Hydromorphone, Fentanyl 2.00 - 4.00
Fentanyl Transdermal / Injectable High potency Hydromorphone, Morphine 5.00 - 15.00

Note: Brand and generic formulations influence pricing and accessibility.


What Are the Regulatory and Policy Landscape Impacts?

United States:
The Drug Enforcement Administration (DEA) classifies hydromorphone as a Schedule II substance under the Controlled Substances Act (CSA), indicating high potential for abuse but accepted medical use. Since 2019, reforms like the SUPPORT Act have heightened oversight, emphasizing prescription monitoring to prevent diversion.

Europe:
Regulatory bodies like the European Medicines Agency (EMA) oversee opioid sales, with some nations implementing stricter controls akin to the U.S. model.

Global Trends:
Many emerging markets grapple with balancing access and abuse prevention, leading to varied regulatory environments.

Implications:
Stringent controls reduce potential market size but aim to minimize abuse-related costs, influencing manufacturers' strategic distribution decisions.


What Is the Revenue and Growth Forecast for DILAUDID?

Historical Performance (2018-2022)

Year Estimated Global Revenue (USD million) Change from 2018 Key Factors
2018 650 - Stable demand, patent exclusivity
2019 610 -6% Regulatory tightening in US, market saturation
2020 580 -10.8% COVID-19 pandemic impact, reduced elective procedures
2021 560 -13.8% Continued regulatory pressure
2022 570 -12.3% Stabilization, incremental growth in Asia-Pacific

Projection (2023-2027)

Year Forecast Revenue (USD million) CAGR Drivers & Risks
2023 560 -1.8% Systematic regulation, steady demand in hospitals
2024 550 -2.0% Competition, pricing pressures
2025 540 -1.8% Initiatives promoting alternative pain therapies
2026 530 -1.7% Market saturation, opioid stewardship programs
2027 520 -1.5% Potential market stabilization

Summary:
A gradual decline in revenues is credible given ongoing regulatory pressures, patent expirations, and shifts in pain management practices, with some stabilization anticipated due to sustained clinical demand.


How Do Market Competitors Influence DILAUDID’s Financial Outlook?

Competitive Dynamics

  • Generic Morphine and Oxycodone: By offering lower-cost alternatives, these drugs erode DILAUDID’s premium pricing.
  • New Non-Opioid Analgesics: Development of cannabinoids, nerve blockers, and non-opioid drugs (e.g., gabapentinoids) threaten to diminish dependence on opioids.
  • Regulatory Constraints: Heighten barriers to market entry and restrict prescribing pathways, impacting revenue streams.

Impacts of Competition

Aspect Effect
Pricing Downward pressure due to generic proliferation
Volume Potential reductions owing to alternative therapies and restrictions
R&D Shift toward safer, non-opioid pain treatments diminishes future growth prospects

What Are Emerging Market Opportunities and Risks?

Opportunities Risks
Growing pain management needs in aging populations (Asia-Pacific, Latin America) Regulatory barriers and cultural acceptance challenges
Development of abuse-deterrent formulations High R&D costs and uncertain regulatory approval
Expansion in palliative care markets Increased scrutiny and legal liabilities

What Is the Impact of Policy Changes and Societal Trends?

Policy/Trend Impact on DILAUDID
Opioid stewardship and prescribing limits Reduced volume, increased focus on alternative therapies
Enhanced prescription monitoring Decreases diversion, impacts legitimate sales volumes
Public awareness campaigns Alters societal perception, leading to decreased demand in certain regions
Legal actions and litigation Financial liabilities and reputation management challenges

Comparison of DILAUDID and Key Analogs

Parameter DILAUDID (Hydromorphone) Morphine Oxycodone Fentanyl
Strength (Analgesic potency) 8-10x morphine Reference standard 1.5-2x morphine 80-100x morphine
Formulations Injectable, oral Injectable, oral Oral Transdermal, injectable
Abuse Deterrent Formulations Limited Limited Yes Yes
Patent Status Expired (generics available) Expired Patented, now generic Patented, now generic

Insight:
Hydromorphone’s high potency and flexible formulation options sustain demand in specialized settings but face stiff price and regulatory pressures.


Key Takeaways and Strategic Implications

  • Market Decline and Stabilization: DILAUDID’s revenues are gradually declining due to regulatory pressures, patent expirations, and competition but will persist sustainably in specific hospital and palliative niches.

  • Regulatory Environment: Vigilant compliance and adaptation to evolving opioid prescribing policies are critical for maintaining market access.

  • Competitive Strategies: Differentiation through abuse-deterrent formulations and novel delivery systems can mitigate generic erosion.

  • Emerging Markets: Opportunities exist in aging populations and expanding pain management programs, but regulatory risks must be carefully managed.

  • Alternative Therapies: The long-term outlook necessitates R&D investment in non-opioid pain solutions to diversify revenue streams.


FAQs

Q1: Will DILAUDID’s market share recover amid ongoing regulatory restrictions?
Unlikely. While clinical need persists, strict regulations and societal shifts toward non-opioid therapies suggest a continued decline in market share, stabilizing at a lower level.

Q2: Are there any promising formulations or delivery systems for DILAUDID?
Yes. Abuse-deterrent formulations and transdermal patches are under development to improve safety and compliance, potentially expanding accessible patient populations.

Q3: How does generic competition affect DILAUDID’s profitability?
Generic versions reduce prices significantly, compressing profit margins. Established brand loyalty and formulary restrictions are mitigating factors but are increasingly less effective.

Q4: What policies are likely to influence future DILAUDID sales?
Enhanced prescription monitoring programs, opioid prescribing caps, and increased promotion of alternative therapies will continue to suppress sales volumes.

Q5: Is there a future for DILAUDID in non-hospital settings?
Limited. Its primary application is in controlled hospital and clinical environments. Oral formulations could see minor expansion but remain constrained by regulatory and societal factors.


References

  1. U.S. Drug Enforcement Administration (DEA). (2022). Controlled Substances Act Schedule.
  2. European Medicines Agency (EMA). (2021). Regulatory Guidelines for Opioids.
  3. IMS Health Reports. (2022). Global Opioid Market Data.
  4. FDA. (2020). Guidance on Abuse-Deterrent Opioids.
  5. MarketWatch. (2023). Pharmaceutical Industry Revenue Reports.

Conclusion

DILAUDID maintains a strategic niche within severe pain management, but its financial trajectory is under pressure from regulatory, societal, and competitive forces. The long-term outlook hinges on the industry's ability to innovate safety features, develop alternative therapies, and navigate complex global policy landscapes. Stakeholders should prioritize adaptive strategies, diversified portfolios, and compliance excellence to optimize returns in an evolving market.


Note: This analysis is based on current market data and regulatory environments as of early 2023. Continuous monitoring is essential to capture dynamic shifts influencing DILAUDID’s market position.

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