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Master Protocols: A New Approach to Clinical Trials

Master protocols streamline clinical trials for faster treatment development.

Luke Ouma, Sarah Al-Ashmori, Samuel Sarkodie, Lou Whitehead, Ann Breeze Konkoth, Shaun Hiu, Theophile Bigirumurame, Dorcas Kareithi, Jingky Lozano-Kuehne, Marzieh Shahmandi, James M.S. Wason

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Master Protocols in Master Protocols in Medicine development. Revolutionary approach for faster drug
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In the ever-evolving world of medicine, clinical trials play a crucial role in developing new treatments. Master protocols have emerged as a clever way to conduct these trials more efficiently. Imagine trying to bake multiple batches of cookies at once. Instead of making each type separately, you set up one big baking session that allows you to mix and match flavors more easily. That’s pretty much how master protocols work—they allow researchers to study multiple treatments at the same time using one trial structure.

What Are Master Protocols?

Master protocols come in different types: umbrella trials, Basket Trials, and Platform Trials. Each of these serves a unique purpose but shares a common goal—to make the research process smoother and faster.

Umbrella Trials

Umbrella trials focus on a single disease but investigate various treatments or therapies. Think of it as a big umbrella keeping many different activities dry during a rainy day. In this case, it keeps treatments for one disease organized under one trial.

Basket Trials

Basket trials are a bit different. They study one treatment across different diseases. Imagine you have a magic cookie recipe that works for chocolate chip, oatmeal raisin, and peanut butter cookies. Instead of making a separate batch for each flavor, you test how well the cookie dough performs across the board. This approach allows for flexibility and helps researchers learn more about how treatments work across different conditions.

Platform Trials

Platform trials are the most versatile of the three. They allow new therapies to be added or removed as the trial progresses, much like adding toppings to your pizza as you go along. If a new topping (or treatment) shows promise, researchers can incorporate it without starting an entirely new trial.

Why Are Master Protocols Important?

Master protocols have become a hot topic because they allow for quicker and more efficient drug development. This is especially important in areas where quick decisions mean saving lives, such as during pandemics or trying to find treatments for serious diseases. For instance, during the COVID-19 pandemic, platform trials became extremely popular for assessing various treatments quickly.

Benefits of Master Protocols

  1. Faster Recruitment: Master protocols simplify recruitment by providing a single entry point for multiple studies. That means more patients can be enrolled more quickly.

  2. Standardization: With a uniform approach to trials, data can be compared more easily. It’s like playing a game with one set of rules; everyone knows how to score.

  3. Simultaneous Approval: Researchers can get multiple treatments approved all at once instead of going through the long process for each individually.

  4. Flexible: The ability to adapt during the trial is key. If one treatment isn’t working, researchers can ditch it and try something else.

The Landscape of Master Protocols

Despite the many advantages of master protocols, their use is not evenly spread across the globe. Most of these trials are found in high-income countries, where resources and infrastructure support such innovative approaches. Low- and middle-income countries (LMICs) are often left behind, with only a small number of master protocols conducted there.

A Closer Look at LMICs

While LMICs bear a significant burden of disease, their participation in clinical trials remains limited. This is concerning because many diseases prevalent in these regions do not receive the attention they need. If master protocols can accelerate the discovery of effective treatments, it makes sense to implement them where they are most needed.

Challenges for Master Protocols in LMICs

  1. Limited Resources: Conducting a master protocol requires significant resources. Many LMICs lack the necessary funding and infrastructure to support such complex trials.

  2. Regulatory Hurdles: The rules and regulations governing clinical trials can be complicated and vary widely between countries. LMICs often have less experience with these complexities, which can slow down the process.

  3. Limited Awareness: There is still a lack of understanding about the benefits of master protocols among researchers and regulatory bodies in LMICs. This can lead to missed opportunities for innovation.

  4. Expertise Gaps: Many researchers in LMICs may not have the training or experience needed to design and oversee these types of trials effectively.

Trends in Master Protocols

Over the years, there has been a noticeable uptick in the number of master protocols, particularly since the COVID-19 pandemic. Many trials have launched in response to urgent health needs, with a focus on both Oncology (cancer treatment) and non-oncology areas.

Popularity in Oncology

Oncology has been the main focus of many master protocols, as the need for innovative cancer treatments has never been greater. With umbrella and basket trials leading the way, researchers have been able to study multiple treatment options simultaneously, leading to faster approvals and better patient outcomes.

Growth in Non-Oncology Areas

While oncology dominates the landscape, the use of master protocols in non-oncology areas is also on the rise. This includes infectious diseases like COVID-19 and even chronic conditions. As the understanding of these protocols grows, researchers are beginning to see their potential across a broader range of diseases.

The Future of Master Protocols

The future seems bright for master protocols, especially as more researchers and regulatory bodies become aware of their advantages. Here are a few key areas that will be important as this trend continues:

Increasing Capacity in LMICs

To fully embrace the benefits of master protocols, LMICs must build their research capacity. This means training healthcare workers, enhancing trial infrastructure, and gaining experience in regulatory processes. Training initiatives focused on the design and conduct of master protocols can help empower researchers in these regions.

Collaborations and Partnerships

It’s essential for LMICs to collaborate with high-income countries to share knowledge and resources. These partnerships can bridge the gap, allowing LMIC researchers to learn from more experienced teams. This reciprocity could lead to better research practices and ultimately more successful trials.

Regulatory Harmonization

As master protocols are inherently more complex, regulatory bodies in different countries will need to adapt their systems. Establishing clearer guidelines can facilitate smoother approval processes, allowing researchers to focus on what really matters—finding effective treatments.

The Benefits of Master Protocols for Patients

At the heart of it all, the reason master protocols matter is that they can lead to faster access to new treatments. Patients, especially in LMICs, deserve the best possible care. By optimizing trial designs, we can ensure treatments reach those in need more quickly.

Real-World Impact

Take, for example, a new treatment for a disease that severely impacts communities in LMICs. If researchers can streamline the process through master protocols, they could find effective treatments faster—potentially reducing the number of lives lost or improving the quality of life significantly.

Conclusion: Embracing the Future

Master protocols are not just a buzzword in the field of clinical trials; they represent a new way of thinking about how we conduct research. While challenges remain, especially in LMICs, the potential benefits are too significant to ignore. With a focus on increasing capacity, fostering collaborations, and harmonizing regulatory efforts, there’s hope that master protocols can play a vital role in improving health outcomes globally.

So, as we look toward the future, let’s hope our cookie-baking skills improve, enabling us to taste the sweet success of innovative treatments coming to a patient near you—hopefully sooner rather than later!

Original Source

Title: Master protocols in Low-and-Middle income countries: A review of current use, limitations and opportunities for precision medicine

Abstract: BackgroundMaster protocols - umbrella, basket and platform trials that study multiple therapies, multiple diseases or both, offer many advantages, most profoundly that they answer multiple treatment related questions, that would otherwise take multiple trials. We conducted a review of trial registries to characterise their use in advancing precision medicine in low and middle income countries (LMICs). MethodsWe searched trial records available in 20 trial registries globally, including ClinicalTrials.gov and WHO ICTRP, to identify umbrella, basket and platform trials launched until 30 September 2023. ResultsWe identified 102 master protocols - 29 umbrella trials, 31 basket trials, 36 platform trials, as well as 6 other designs that partially aligned with the working definition of master protocols run in 54 different LMICs. Most trials were pharmaceutical industry-sponsored studies (60/102, 58.8%), conducted in oncology settings (56/102, 54.9%), currently ongoing (69/102, 67.6%) in early phase (phase I and II) settings (70/102, 68.6%). There was a greater representation of upper middle-income countries, particularly China that was a site to more than half of all master protocols (53/102, 52%). Other common countries included Brazil, Russia, Turkey and Argentina. Most master protocols (93/102 91.2%) have been planned or launched in the last five years (2019 onwards), mainly with international collaborations in high-income countries. Only a small proportion of trials (5/102, 4.9%) launched exclusively in LMICs excluding china and European LMICs. For most studies, the statistical aspects of trial design and trial documentation (including study protocols and statistical analysis plans) were not publicly accessible. ConclusionUnlike high-income countries, where several hundreds of master protocols are ongoing or completed, there is limited use of master protocols in LMICs, partly owing to low penetration of precision medicine research and limited clinical trial infrastructure in most LMICs. The evidence presented herein create a case for supporting precision medicine initiatives in LMICs (especially Africa), and training and capacity building initiatives focused on innovative clinical trial designs like master protocols, especially in therapeutic areas outside oncology.

Authors: Luke Ouma, Sarah Al-Ashmori, Samuel Sarkodie, Lou Whitehead, Ann Breeze Konkoth, Shaun Hiu, Theophile Bigirumurame, Dorcas Kareithi, Jingky Lozano-Kuehne, Marzieh Shahmandi, James M.S. Wason

Last Update: 2024-12-05 00:00:00

Language: English

Source URL: https://www.medrxiv.org/content/10.1101/2024.12.03.24318453

Source PDF: https://www.medrxiv.org/content/10.1101/2024.12.03.24318453.full.pdf

Licence: https://creativecommons.org/licenses/by/4.0/

Changes: This summary was created with assistance from AI and may have inaccuracies. For accurate information, please refer to the original source documents linked here.

Thank you to medrxiv for use of its open access interoperability.

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