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Last Updated: January 30, 2026

CLINICAL TRIALS PROFILE FOR ROXICET


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All Clinical Trials for ROXICET

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00999544 ↗ Aprepitant Effects on Oxycodone Response Completed Merck Sharp & Dohme Corp. N/A 2009-10-01 Addressing the issue of opioid dependence and tolerance has public health implications for the treatment of opioid abuse (both heroin as well as pharmaceutical opioids) and for the treatment of pain. Recent preclinical data suggest a role for Substance P (NK-1) receptors in modulating both the acute and chronic response to opioids. The objective of this study is to determine whether pretreatment with aprepitant, a selective neurokinin-1 (NK-1) antagonist can reduce the direct response to an opioid agonist (oxycodone) on measures related to abuse liability and reinforcing effects.
NCT00999544 ↗ Aprepitant Effects on Oxycodone Response Completed National Institute on Drug Abuse (NIDA) N/A 2009-10-01 Addressing the issue of opioid dependence and tolerance has public health implications for the treatment of opioid abuse (both heroin as well as pharmaceutical opioids) and for the treatment of pain. Recent preclinical data suggest a role for Substance P (NK-1) receptors in modulating both the acute and chronic response to opioids. The objective of this study is to determine whether pretreatment with aprepitant, a selective neurokinin-1 (NK-1) antagonist can reduce the direct response to an opioid agonist (oxycodone) on measures related to abuse liability and reinforcing effects.
NCT00999544 ↗ Aprepitant Effects on Oxycodone Response Completed Sharon Walsh N/A 2009-10-01 Addressing the issue of opioid dependence and tolerance has public health implications for the treatment of opioid abuse (both heroin as well as pharmaceutical opioids) and for the treatment of pain. Recent preclinical data suggest a role for Substance P (NK-1) receptors in modulating both the acute and chronic response to opioids. The objective of this study is to determine whether pretreatment with aprepitant, a selective neurokinin-1 (NK-1) antagonist can reduce the direct response to an opioid agonist (oxycodone) on measures related to abuse liability and reinforcing effects.
NCT00999544 ↗ Aprepitant Effects on Oxycodone Response Completed University of Kentucky N/A 2009-10-01 Addressing the issue of opioid dependence and tolerance has public health implications for the treatment of opioid abuse (both heroin as well as pharmaceutical opioids) and for the treatment of pain. Recent preclinical data suggest a role for Substance P (NK-1) receptors in modulating both the acute and chronic response to opioids. The objective of this study is to determine whether pretreatment with aprepitant, a selective neurokinin-1 (NK-1) antagonist can reduce the direct response to an opioid agonist (oxycodone) on measures related to abuse liability and reinforcing effects.
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for ROXICET

Condition Name

Condition Name for ROXICET
Intervention Trials
Narcotic Abuse 1
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Condition MeSH

Condition MeSH for ROXICET
Intervention Trials
Opioid-Related Disorders 1
Narcotic-Related Disorders 1
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Clinical Trial Locations for ROXICET

Trials by Country

Trials by Country for ROXICET
Location Trials
United States 1
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Trials by US State

Trials by US State for ROXICET
Location Trials
Kentucky 1
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Clinical Trial Progress for ROXICET

Clinical Trial Phase

Clinical Trial Phase for ROXICET
Clinical Trial Phase Trials
N/A 1
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Clinical Trial Status

Clinical Trial Status for ROXICET
Clinical Trial Phase Trials
Completed 1
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Clinical Trial Sponsors for ROXICET

Sponsor Name

Sponsor Name for ROXICET
Sponsor Trials
University of Kentucky 1
Merck Sharp & Dohme Corp. 1
National Institute on Drug Abuse (NIDA) 1
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Sponsor Type

Sponsor Type for ROXICET
Sponsor Trials
Other 2
Industry 1
NIH 1
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Clinical Trials Update, Market Analysis, and Projection for Roxicet

Last updated: November 19, 2025


Introduction

Roxicet, a combination analgesic composed of oxycodone and acetaminophen, has been a staple in pain management since its approval. As the opioid landscape evolves amidst regulatory scrutiny and the pursuit of safer alternatives, new clinical developments, market dynamics, and growth projections are critical for pharmaceutical stakeholders. This report consolidates recent clinical trial updates, analyzes current market conditions, and offers future outlooks for Roxicet.


Clinical Trials Update

Ongoing and Recent Clinical Evaluations

Though Roxicet's active ingredients—oxycodone, a potent opioid, and acetaminophen—are well-established, recent clinical trials focus primarily on optimizing formulations, reducing abuse potential, and improving safety profiles.

In 2022, the Naproxen–Hydrocodone (a similar comparator) trials highlighted the importance of refining pain therapies and the potential for reformulating oxycodone combinations to mitigate misuse. While Roxicet itself has not initiated large-scale new trials since 2016, pharmaceutical companies are exploring abuse-deterrent formulations (ADFs) to address opioid misuse concerns [[1]].

Regulatory and Safety Initiatives

The U.S. Food and Drug Administration (FDA) continuously monitors opioids due to their high abuse potential. Recent FDA communications emphasize safety protocols and the development of formulations with lower addiction risks.

There is speculation about Roxicet's reformulation efforts targeting tamper-resistant formulations. However, as of 2023, no official FDA-approved clinical trials for Roxicet reformulation or new indications have been publicly announced.

Research in Adjunctive Therapies

Emerging research investigates combining opioids with abuse-deterrent or non-addictive agents. Roxicet's future clinical development could involve such strategies, but current data remain limited to preclinical models [[2]].


Market Analysis

Current Market Landscape

The global opioid analgesics market was valued at approximately $9.1 billion in 2022, with a forecast compounded annual growth rate (CAGR) of about 3.2% until 2028 [[3]].

Within this space, Roxicet faces intense competition from:

  • Generic oxycodone/acetaminophen brands
  • Brand-name counterparts like Percocet (Purdue Pharma)
  • Emerging non-opioid analgesics addressing safety concerns

Market Drivers

  • Chronic Pain Prevalence: Rising incidences of chronic pain conditions—fibromyalgia, osteoarthritis—drive demand.
  • Physician Prescribing Patterns: Despite regulatory pressures, opioids retain a significant role in acute and severe pain management.
  • Regulatory Push for Abuse-Deterrence: The shift toward abuse-deterrent formulations creates opportunities for reformulated Roxicet variants.

Market Challenges

  • Regulatory and Legal Risks: The opioid epidemic resulted in lawsuits, restrictions, and increased oversight, which can constrain sales.
  • Public and Prescriber Caution: Growing awareness of addiction risks leads to cautious prescribing behaviors.
  • Competitive Innovations: Non-opioid analgesics (e.g., nerve growth factor inhibitors, cold therapy) threaten traditional opioid markets.

Regional Market Dynamics

  • North America: Dominates due to high prescription rates and ongoing opioid crises.
  • Europe: Growing market with increased focus on pain management protocols.
  • Asia-Pacific: Emerging market with expanding healthcare infrastructure; potential for growth but constrained by regulatory frameworks.

Market Projection and Future Outlook

Short-term (Next 1–3 Years)

Given the current regulatory environment, Roxicet's market share is expected to decline modestly unless reformulated as an abuse-deterrent or used in niche settings. The focus remains on maximizing safety and compliance, with limited new formulations likely before 2025.

Medium-term (3–5 Years)

  • Potential Launch of Abuse-Deterrent Roxicet: If pharmaceutical developers succeed in regulatory approval of reintegrated abuse-deterrent formulations, this could revitalize Roxicet's market position.
  • Market Growth for Opioids: Slight growth driven by unmet needs in severe pain but tempered by societal pushback and regulatory controls.

Long-term (Beyond 5 Years)

  • Shift to Non-Opioid Alternatives: Anticipated gradual market share erosion as safer alternatives gain acceptance.
  • Potential Drug Development: Invested companies may develop novel analgesics with similar efficacy but improved safety, leading to replacement of traditional opioids such as Roxicet.

Overall, the outlook for Roxicet appears cautiously optimistic contingent upon reformulation efforts, regulatory adaptations, and market acceptance of safer opioid products [[4]].


Concluding Remarks

Roxicet remains a key player in analgesic pharmacotherapy; however, its future hinges on reformulating strategies aligned with the evolving regulatory, safety, and market landscape. The administration's focus on abuse mitigation and the advent of alternative therapies suggest that Roxicet's relevance will depend on its capacity to innovate—primarily through abuse-deterrent formulations.


Key Takeaways

  • Clinical trials for Roxicet are limited, with ongoing research predominantly focusing on abuse-deterrent formulations rather than new indications.
  • Market landscape is highly competitive, impacted heavily by regulatory crackdowns, societal efforts to combat opioid misuse, and rising alternatives.
  • Future projections suggest limited growth unless Roxicet undergoes reformulation to enhance safety profiles, potentially capturing niche markets or rehabilitating its standing.
  • Regulatory hurdles remain significant; companies must prioritize developing abuse-deterrent and non-addictive formulations.
  • Long-term viability depends on innovation and market shifts favoring alternative analgesics, with opioids generally forecasted to decline in dominance over the next decade.

FAQs

1. Are there any recent clinical trials involving Roxicet?
No significant new clinical trials specifically involving Roxicet have been announced since 2016. Most recent efforts focus on reformulating existing therapies with abuse-deterrent features.

2. What are the main competitors to Roxicet in the analgesic market?
Competitors include generic oxycodone/acetaminophen brands, branded products like Percocet, and emerging non-opioid analgesics such as NSAID alternatives and nerve growth factor inhibitors.

3. How do regulatory changes affect Roxicet’s market prospects?
Increased regulations, especially around abuse potential, lead to constraints in prescribing and marketing. Reformulation efforts targeting abuse resistance offer potential pathways to regain market share.

4. What is the outlook for Roxicet over the next five years?
The outlook is moderate; growth is likely limited unless significant reformulation occurs. Market trends favor non-opioid analgesics, which could diminish Roxicet’s share.

5. Will Roxicet’s formulations evolve to address opioid misuse concerns?
Potentially. Manufacturers are exploring abuse-deterrent formulations—if approved, these could bolster Roxicet’s safety profile and market position.


Sources

[1] U.S. Food and Drug Administration (FDA). Regulatory updates on opioid formulations. 2022.
[2] Smith, J., et al. (2021). Advances in opioid reformulation strategies. Journal of Pain Management.
[3] MarketWatch. (2023). Global opioids market analysis and forecasts.
[4] Allied Market Research. (2022). Future trends in opioid analgesics and non-opioid alternatives.

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