Balancing Retrofitting and New Builds in Pharmaceutical Manufacturing

March 13, 2025
Balancing Retrofitting and New Builds in Pharmaceutical Manufacturing

Ivan Kairatov is a Biopharma expert, with deep knowledge of tech and innovation in the industry and experience in research and development. Today, we will be discussing the Medicines Manufacturing Centre (MMC) project in the U.K., the increasing demand for monoclonal antibodies (mAbs) and advanced therapy medicinal products (ATMPs), and the pros and cons of retrofitting old buildings for pharmaceutical manufacturing versus constructing new facilities.

Can you explain the significance of the Medicines Manufacturing Centre (MMC) project in the U.K.?

The MMC is a significant venture in the U.K. It represents a £30 million investment aiming to convert an existing warehouse into a high-standard aseptic manufacturing facility. This project is essential as it will focus on producing small molecules, monoclonal antibodies, and antibiotics, providing a much-needed boost to the ready-to-administer (RtA) pharmaceutical sector. The facility’s design and innovation are geared towards addressing the growing demands for efficient and high-quality pharmaceutical manufacturing.

What are the main goals of the MMC project?

The primary goals of the MMC project are to enhance the U.K.’s capabilities in producing essential biopharmaceuticals, to foster innovation by incorporating advanced technologies, and to align with regional and national healthcare priorities. By doing so, MMC aims to support the NHS in addressing drug shortages, developing new treatments, and standardizing ready-to-administer products.

Why is there an increasing demand for monoclonal antibodies (mAbs) and advanced therapy medicinal products (ATMPs)?

The growing demand for mAbs and ATMPs is driven by their effectiveness in targeting specific diseases, including various cancers and genetic disorders. These therapies offer personalized treatment options that are often more effective than traditional methods. As the understanding of these diseases improves, the need for sophisticated and precise therapies like mAbs and ATMPs continues to rise.

How does retrofitting existing structures compare to building new facilities for pharmaceutical manufacturing?

Retrofitting existing structures can be more cost-efficient and faster than building new facilities. It often involves using already available infrastructure, which can expedite project timelines and reduce initial capital expenditures. However, new builds allow for customized, optimized designs specific to the needs of modern pharmaceutical manufacturing, without the constraints of existing structures.

What are the key advantages of retrofitting old buildings for pharmaceutical manufacturing?

Key advantages include cost efficiency, faster transitions from design to operation due to existing infrastructure, and sustainability benefits, as retrofitting reduces the need for new raw materials and minimizes demolition waste and carbon-intensive processes.

How does retrofitting contribute to cost efficiency in pharmaceutical manufacturing?

Retrofitting can significantly lower initial capital expenses since the existing structural components and utilities might be reused or upgraded rather than built from scratch. Furthermore, existing planning permissions and infrastructure can shorten the design-to-operation timeline, leading to quicker returns on investment.

Can you discuss the sustainability benefits of retrofitting existing structures?

Sustainability benefits include reduced environmental impact, as reusing buildings minimizes the demand for new construction materials and lessens waste generation. This approach aligns well with global environmental goals by reducing carbon emissions related to new construction processes.

What are some of the main challenges when adapting older facilities for modern bioprocessing?

Challenges include evaluating the existing mechanical, electrical, and plumbing systems for compatibility with current Good Manufacturing Practice (GMP) requirements, ensuring structural integrity to support modern equipment, and managing potential legacy contamination from previous uses.

How do you determine whether to retain only the shell of an old building or preserve additional infrastructure?

The decision is based on a comprehensive evaluation of the existing systems’ compatibility with current GMP requirements and building regulations. The assessment must consider whether key infrastructure like HVAC systems and ductwork can meet updated guidelines or if they require replacement.

What considerations must be taken into account for mechanical, electrical, and plumbing systems in retrofitting projects?

Compatibility with GMP requirements, the updated 2022 Annex 1 guidelines, and the overall suitability of these systems for modern pharmaceutical manufacturing are crucial. Any existing infrastructure must adequately support the necessary cleanroom environments and bioprocessing equipment.

How critical is structural integrity when repurposing older buildings for modern bioprocessing?

Structural integrity is vital to ensure the facility can support the weight and vibration sensitivity of modern bioprocessing equipment. Inadequate structural support can lead to operational inefficiencies and safety risks, undermining the facility’s effectiveness and compliance.

What upgrades are typically necessary for older utilities such as power supplies, HVAC, and water systems?

Upgrades may include enhancing power supplies to meet the increased demand of modern processing equipment, improving HVAC systems to maintain stringent cleanroom standards, and ensuring water systems are capable of providing the high-quality purified water required for pharmaceutical manufacturing.

How did MMC address the challenges of retrofitting an old warehouse into a new pharmaceutical facility?

MMC tackled the challenges by essentially using the warehouse shell and constructing a brand-new facility within. They upgraded utilities to support high-grade cleanrooms and equipment, ensuring compliance with regulatory requirements and maintaining operational efficiency.

Why is humidity control important for vaporized hydrogen peroxide (VHP) cycles?

Humidity control is crucial for VHP decontamination because the effectiveness of the process depends on specific humidity levels. Incorrect humidity can compromise the decontamination cycle’s efficacy, posing risks to product safety and regulatory compliance.

How do facilities manage containment for genetically modified organisms (GMOs)?

Facilities manage GMO containment through robust containment measures designed to meet biosafety requirements. This includes creating containment zones using systems that maintain strict environmental control, preventing cross-contamination and ensuring safe handling of GMOs.

What factors make strict temperature regulation crucial in pharmaceutical manufacturing facilities?

Strict temperature regulation is essential for maintaining product stability and quality. Many pharmaceutical products are temperature-sensitive, and fluctuations can compromise their efficacy and safety. Consistent temperature control ensures that products meet stringent quality standards.

Can you explain the advantages of constructing a new-build facility for pharmaceutical manufacturing?

Advantages include the ability to design the facility precisely to meet specific requirements, optimizing workflows and compliance with GMP regulations. New builds also eliminate the risks of unforeseen issues associated with existing structures, such as hidden structural elements or incompatible utilities.

How does designing a facility from scratch minimize compromises or workarounds?

Designing from scratch allows for incorporating ideal layouts, optimized processes, and appropriate infrastructure without having to adapt to pre-existing constraints. This results in a more efficient facility that meets all regulatory and operational needs without significant compromise.

What are the potential drawbacks of constructing a new pharmaceutical manufacturing facility?

Drawbacks include the higher initial capital investment, longer timeline due to design, approvals, and construction phases, and a greater environmental impact associated with new construction.

Why can new-build facilities be more costly compared to retrofitting?

New-build facilities typically involve higher costs due to the need for completely new structures, utilities, and extensive planning and regulatory approvals, whereas retrofitting leverages existing infrastructure and systems, significantly reducing expenses.

What regulatory challenges can arise when constructing a new pharmaceutical facility?

Regulatory challenges include obtaining various approvals and meeting stringent building and environmental regulations, which can be time-consuming and complex, potentially delaying the project and increasing costs.

How can the extended timeline of new builds impact an organization’s response to industry demands?

The extended timeline can hinder an organization’s ability to quickly respond to evolving industry demands and market opportunities, particularly in fast-paced fields like ATMPs, where timely product availability is crucial.

How does the environmental impact of new builds compare to that of retrofitting?

The environmental impact of new builds is generally higher due to the emissions generated during construction and the need for new materials. Retrofitting tends to be more environmentally friendly as it minimizes waste and reduces the carbon footprint.

What strategies can be employed to mitigate the environmental impact of constructing new facilities?

Strategies include incorporating sustainable design elements like energy-efficient systems, renewable energy sources such as solar panels, waste reduction initiatives, and sustainable building materials to decrease the environmental impact.

When repurposing older buildings, what concerns arise regarding historical contamination?

Concerns include potential legacy contamination from previous uses, which can pose risks to maintaining cleanroom-grade standards. Addressing this requires thorough decontamination strategies and the installation of GMP-compliant, non-porous materials that withstand rigorous cleaning.

What measures can be taken to ensure cleanroom-grade standards in retrofitted buildings?

Measures include using non-porous, GMP-compliant materials, implementing effective decontamination protocols, and designing for ease of maintenance. Additionally, rigorous cleaning and validation tests ensure the facility meets cleanroom standards.

How does cleanability factor into the design of floors, walls, and ceilings in pharmaceutical facilities?

Cleanability is crucial to prevent microbial retention and ensure hygienic conditions. Floors, walls, and ceilings must be made from materials that are easy to clean, seamless, and impervious, reducing contamination risks and ensuring compliance with GMP standards.

Can you discuss the coordination challenges when managing multiple contractors on a retrofitting project?

Managing multiple contractors requires robust coordination and project management to ensure alignment and minimize disruptions. Each contractor must work in sync with the overall project plan, necessitating clear communication, scheduling, and oversight to avoid conflicts and delays.

How does site location influence the success of pharmaceutical manufacturing facilities?

Site location affects factors like transport links, amenities, utility availability, and environmental conditions. Choosing a strategic location ensures optimal logistics, compliance with regulatory requirements, and operational efficiency.

Do you have any advice for our readers?

My advice is to always weigh the pros and cons of retrofitting versus new builds based on your specific needs, compliance requirements, and long-term goals. Emphasize sustainability and thorough planning to ensure your facility can adapt to future demands and regulatory changes.

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