U.S. Clinical Trials Industry is Rising Rapidly USD 35.1 BN by 2030

According to Vision Research Reports, the U.S. clinical trials market size was valued at USD 23.83 billion in 2022 and is expected to surpass USD 35.1 billion by 2030 with a CAGR of 4.96% from 2022 to 2030.


Clinical trials in the United States are research studies that involve human participants and are conducted to evaluate the safety and efficacy of medical interventions, including drugs, medical devices, treatments, and procedures. These trials follow rigorous protocols and are regulated by government agencies to ensure the ethical treatment of participants and the reliability of the data generated. Clinical trials are a fundamental part of the U.S. healthcare system and play a crucial role in advancing medical research and improving patient care.


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U.S. Clinical Trials Market Size 2021 to 2030


Growth Factors


The shift towards personalized medicine, increasing R&D investments, and growing disease variation, as well as prevalence, are favouring the market growth. There has been a rise in the prevalence of diseases due to which, pharmaceutical companies are increasing their R&D expenditure to launch new therapeutics in the market. That has, in turn, increased the clinical trial value and complexity. Furthermore, the lower cost of clinical trials as a result of outsourcing services has strengthened clinical trial services in the U.S. As the number of people affected by the coronavirus has reached one million, the rapid spread of the virus around the globe is causing significant challenges to clinical trials and may forever change the way future trials are conducted.


The hospitals & clinics are less accessible, and it is unsafe and extremely difficult for patients enrolled in clinical trials to travel to sites. The current pandemic has placed a huge strain on the industry and is also likely to affect data analysis and interpretation. But that has also led to discoveries of conducting clinical trials effectively and efficiently. One such approach is to use Artificial Intelligence (AI) technology for clinical trials. Artificial intelligence uses software apps, data analytics, virtual monitoring, and online platforms to conduct every step of the clinical trial process, including patient recruitment, counselling, and consent. It helps in increasing precision and focuses on the efficiency of clinical trials. Thus, AI-generated technology has been gaining momentum as a healthcare offering, and the COVID-19 is adding more fuel to this initiative.


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Scope of the Report


Report Coverage


Market Size in 2021

USD 22.7 Billion

Revenue Forecast by 2030

USD 35.1 Billion

Growth Rate from 2022 to 2030

CAGR of 4.96%

Base Year


Forecast Data

2023 to 2030



Clinical trials play a crucial role in the healthcare and pharmaceutical industry in the United States for several important reasons:


  1. Advancing Medical Research: Clinical trials are essential for advancing medical research, leading to the development of new treatments, therapies, and medical innovations. They help identify new drugs, medical devices, and treatment strategies, which can improve patient outcomes and quality of life.
  2. Regulatory Approval: The United States Food and Drug Administration (FDA) requires clinical trials to evaluate the safety and efficacy of new drugs and medical treatments before they can be approved for use by the general public. Successful clinical trials are a prerequisite for regulatory approval, making them vital for pharmaceutical and healthcare companies seeking to bring new products to market.
  3. Patient Access to Cutting-Edge Therapies: Clinical trials offer patients the opportunity to access cutting-edge therapies and treatments that are not yet available to the wider population. This can be especially important for individuals with serious or life-threatening conditions who have exhausted other treatment options.
  4. Economic Impact: The clinical trials market has a significant economic impact in the United States. It creates jobs in various sectors, from clinical research organizations (CROs) and pharmaceutical companies to healthcare facilities and academic institutions. It also generates revenue through the purchase of medical supplies, equipment, and services.
  5. Healthcare Innovation: Clinical trials foster innovation in the healthcare industry, encouraging the development of novel therapies and treatment strategies. This innovation not only benefits patients but also strengthens the competitiveness of the pharmaceutical and healthcare sectors, both nationally and globally.
  6. Data Generation and Validation: Clinical trials provide crucial data on the safety and effectiveness of medical interventions. This data is used to validate the efficacy and safety of new treatments and therapies, ensuring that healthcare providers can make informed decisions about patient care.
  7. Scientific Collaboration: Clinical trials often involve collaboration among researchers, healthcare institutions, and various stakeholders. This collaborative approach enhances the overall quality of research and fosters an environment of shared knowledge and best practices.
  8. Ethical Considerations: Clinical trials in the United States are subject to strict ethical standards and regulations to protect the rights and safety of participants. This commitment to ethical research is important in maintaining public trust in the healthcare and pharmaceutical industries.
  9. Global Leadership: The United States is a global leader in clinical research and pharmaceutical development. Maintaining a strong clinical trials market is essential for the country to maintain its leadership position in medical research and innovation.


Overall, the clinical trials market is vital in the United States because it contributes to advancements in healthcare, patient access to innovative treatments, economic growth, and the country's position as a leader in medical research and innovation.

What is Clinical trials in united state


Clinical trials in the United States are research studies that involve human participants and are conducted to evaluate the safety and efficacy of medical interventions, including drugs, medical devices, treatments, and procedures. These trials follow rigorous protocols and are regulated by government agencies to ensure the ethical treatment of participants and the reliability of the data generated. Clinical trials are a fundamental part of the U.S. healthcare system and play a crucial role in advancing medical research and improving patient care.

Here are some key aspects of clinical trials in the United States:


  1. Phases of Clinical Trials: Clinical trials in the United States typically progress through several phases, including Phase 1 (safety and dosage), Phase 2 (effectiveness and side effects), and Phase 3 (large-scale testing and comparison with existing treatments). Phase 4 involves post-marketing surveillance.
  2. Regulatory Oversight: The U.S. Food and Drug Administration (FDA) is the primary regulatory authority responsible for overseeing clinical trials. The FDA ensures that trials are conducted in compliance with ethical standards and regulatory requirements.
  3. Informed Consent: Participants in U.S. clinical trials must provide informed consent, which means they receive detailed information about the trial, its purpose, potential risks and benefits, and their rights. They voluntarily agree to participate based on this information.
  4. Randomization and Blinding: Many clinical trials use randomization to assign participants to different treatment groups and blinding (single-blind or double-blind) to reduce bias in the results.
  5. Ethical Principles: U.S. clinical trials adhere to ethical principles outlined in documents such as the Declaration of Helsinki and the Belmont Report. These principles emphasize respect for participant autonomy, beneficence, and justice.
  6. Data Collection and Reporting: Rigorous data collection and reporting are fundamental in U.S. clinical trials. Researchers document and analyze participant outcomes, safety, and side effects, and this data is reported to regulatory agencies and the scientific community.
  7. Research Funding: Clinical trials in the United States are funded by various sources, including government agencies (e.g., the National Institutes of Health), pharmaceutical and biotech companies, non-profit organizations, and academic institutions.


What are the trends of clinical trials?


Clinical trials are continually evolving, influenced by advances in technology, changes in healthcare needs, regulatory requirements, and shifts in research priorities. Several notable trends are shaping the landscape of clinical trials:


  1. Digital Health and Remote Trials: The COVID-19 pandemic accelerated the adoption of digital health technologies and remote clinical trials. This trend is likely to continue, allowing patients to participate from home and reducing the burden of in-person visits.
  2. Real-World Evidence (RWE): There is a growing emphasis on incorporating real-world data into clinical trials. RWE provides insights into how treatments perform in real-life settings, complementing the controlled environment of traditional trials.
  3. Personalized Medicine: Advances in genomics and biomarker identification are driving the trend toward personalized medicine. Clinical trials increasingly focus on tailoring treatments to an individual's genetic, molecular, or clinical profile.
  4. Adaptive Trial Designs: Adaptive trials allow for modifications in real-time based on incoming data. This flexibility can lead to more efficient and cost-effective trials, with the ability to make mid-course corrections.
  5. Decentralized Clinical Trials: These trials reduce the need for patients to travel to specific research sites. Mobile health apps, wearables, and local healthcare providers facilitate data collection and patient monitoring.
  6. Patient-Centric Trials: There is a growing emphasis on patient engagement and patient-reported outcomes. Involving patients in trial design and decision-making can lead to more relevant and patient-friendly studies.
  7. Artificial Intelligence (AI) and Machine Learning: AI is being used to analyze vast datasets, identify potential participants, optimize trial design, and predict outcomes. This can streamline trial processes and improve decision-making.
  8. Cell and Gene Therapy Trials: The development of cell and gene therapies, especially in oncology and rare diseases, is a significant trend. These therapies are often complex and require specialized trial designs.
  9. Regulatory Changes: Regulatory agencies are adapting to these trends, implementing policies and guidelines that accommodate novel trial designs and data sources, ensuring patient safety, and expediting the development of new treatments.
  10. Global Collaboration: International collaboration on clinical trials is increasing, as researchers and sponsors seek to diversify patient populations and access a broader pool of participants.
  11. Diversity and Inclusion: There is a growing awareness of the need for diverse participant populations in clinical trials to ensure that treatments are effective for a wide range of patients.
  12. Patient Recruitment and Retention Solutions: Technology platforms and data analytics are helping improve patient recruitment and retention in clinical trials. This is particularly important in ensuring the timely completion of studies.
  13. Blockchain and Data Security: Blockchain technology is being explored for its potential to enhance data security, transparency, and privacy in clinical trials.
  14. Environmental Sustainability: There is an emerging trend in making clinical trials more environmentally sustainable, with a focus on reducing waste and carbon footprint associated with research activities.


These trends collectively reflect the changing landscape of clinical trials, with a shift toward more patient-centric, data-driven, and efficient approaches that leverage technological advances and respond to emerging healthcare needs.


Segment Insights


Phase Insights

The market was led by the phase III segment, which accounted for the largest revenue share of more than 54% in 2021. This is largely due to the fact that the phase III clinical trials are most crucial as they involve 300 to 3000 participants and have a longer treatment period. Thus, it is the most expensive phase.

The second most expensive phase is phase II. It accounted for a significant revenue share in 2021 and the segment is estimated to expand at the fastest CAGR from 2022 to 2030. It plays a very important role in the efficacy study, and also finalizing the dose is done in this phase. Phase II trials had the highest number of projects in 2016 and this trend is expected to continue owing to increasing investments in R&D by industry and non-industry sponsors.

Study Design Insights

The interventional design segment dominated the market in 2021 and accounted for a revenue share of over 84%. The segment is expected to register the second-fastest CAGR during the forecasted period. Interventional methods are used to estimate the direct impact of the treatment and preventive measures that can be taken to treat a disease. Every trial has a limitation that needs to be figured out at the initial stages to minimize it. Interventional designs help identify the weakness and strengths of a clinical trial.

Expanded access trials are projected to grow at a CAGR of 4.4% during the forecasted period. It will be a prospective approach for patients having a serious disease or condition, which is life-threatening. In this, a patient is allowed to carry out treatment outside of a clinical trial when no satisfactory therapies are available. The main driver of this segment is increasing innovation. For instance, HUTCHMED, in collaboration with surufatinib, has started an Expanded Access Program (EAP) in the U.S. for Neuroendocrine Tumors for patients having life-threatening conditions that can’t be treated with available medications or clinical trials.

Indication Insights

The oncology segment accounted for the largest market share of over 37% in 2021 and is expected to maintain its position growing at the fastest CAGR over the forecasted period. This growth is due to the growing number of cases of cancer. Thus, a large amount of expenditure is spent on oncology clinical trials.

According to the reports by the U.S. FDA and various other sources, USD 38.0 billion and more is spent by pharmaceutical companies on the development of medications for various cancer diseases. The cardiovascular segment is anticipated to grow at a CAGR of 5.5% over the forecasted period. This is due to the fact that over 18 million people in the U.S. have Cardiovascular Diseases (CVDs), and around a quarter of them die due to incomplete care. This increases the demand for cost-efficient drugs and has been a major driver for this segment.

Key Players

  • Parexel International Corp.
  • Charles River Laboratory
  • PRA Health Sciences
  • Wuxi AppTec
  • Eli Lilly and Company
  • Novo Nordisk A/S
  • Clinipace

Market Segmentation

  • Phase Outlook
    • Phase I
    • Phase II
    • Phase III
    • Phase IV
  • Study Design Outlook
    • Interventional Studies
    • Observational Studies
    • Expanded Access Studies
  • Indication Outlook
    • Autoimmune/Inflammation
      • Rheumatoid Arthritis
      • Multiple Sclerosis
      • Osteoarthritis
      • Irritable Bowel Syndrome (IBS)
      • Others
    • Pain Management
      • Chronic Pain
      • Acute Pain
    • Oncology
      • Blood Cancer
      • Solid Tumors
      • Other
    • CNS Conditions
      • Epilepsy
      • Parkinson’s Disease (PD)
      • Huntington’s Disease
      • Stroke
      • Traumatic Brain Injury (TBI)
      • Amyotrophic Lateral Sclerosis (ALS)
      • Muscle Regeneration
      • Others
    • Diabetes
    • Obesity
    • Cardiovascular
    • Others

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