Washing and disinfection units

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Pharmaceutical washing: advanced processes and Cleaning Validation according to the latest regulations

Pharmaceutical washing represents a critical phase within the production processes of the pharmaceutical, medical device and biotechnology industries. An effective washing system does not only aim to remove visible residues, but must ensure the repeatable and validated removal of chemical, microbiological and particulate contaminants, in full compliance with GMP regulations and the latest Cleaning Validation guidelines.

De Lama designs and manufactures high-performance industrial and pharmaceutical washing systems, capable of meeting the most stringent requirements in terms of efficacy, repeatability, traceability and regulatory compliance.

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The strategic role of washing in pharmaceutical processes

In the modern pharmaceutical context, washing is no longer a simple preliminary step before sterilization, but a critical and independent process that directly impacts:

• final product quality

• patient safety

• regulatory compliance

• reduction of cross-contamination risk

Components such as machine parts, tools, process accessories, containers, trays, carts, aseptic line components and transfer systems must be washed using repeatable, validatable and fully documented processes.

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How the pharmaceutical washing process works

The pharmaceutical washing process is based on a controlled combination of mechanical, chemical and thermal action and time, optimized according to:

• the type of contaminant

• the material to be treated

• the geometry of the components

A typical washing cycle includes:

1. Pre-washing
   Removal of gross residues and preparation of surfaces.

2. Detergent washing
   Chemical and mechanical action aimed at removing product residues, APIs, excipients, oils, greases and organic contaminants.

3. Intermediate rinses
   Complete removal of detergent residues.

4. Final rinse
   Performed with qualified water (PW, HPW or WFI), depending on the application.

5. Drying
   Controlled and repeatable, to prevent recontamination and ensure immediate availability of components for subsequent process steps.

De Lama washing systems ensure precise control of all critical process parameters, including pressure, flow rate, temperature, time and detergent concentration.

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Washing and the new Cleaning Validation

Recent regulatory developments have further strengthened the role of Cleaning Validation, which today requires a scientific, risk-based and highly repeatable approach.

A pharmaceutical washing system must enable:

• clear definition of critical process parameters

• cycle repeatability under all operating conditions

• complete data traceability

• integration with site quality and validation systems

De Lama solutions are designed to facilitate Cleaning Validation, thanks to highly repeatable cycles, advanced software, rigorous control of critical parameters and documentation compliant with GMP requirements.

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Advantages of De Lama washing systems

De Lama pharmaceutical washing systems offer numerous operational and regulatory advantages:

• high contaminant removal efficiency

• maximum process repeatability

• reduced risk of cross-contamination

• full support for Cleaning Validation

• compatibility with delicate materials and complex geometries

• integration with subsequent sterilization or decontamination processes

Each system is custom-designed, based on the specific requirements of the customer, the production process and the application.

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Applications of pharmaceutical washing

De Lama washing systems are used in a wide range of applications:

• pharmaceutical and biotechnology industries, including both solid oral dosage and sterile and aseptic production

• medical devices

• research and development laboratories

They can be used to treat process components, production accessories, line parts, containers, tools and carts.

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De Lama’s experience in industrial and pharmaceutical washing

For over 75 years, De Lama has been developing advanced technologies for washing, sterilization and decontamination for the most highly regulated industries. Field-proven experience, combined with continuous investment in research and development, allows De Lama to deliver reliable, validated solutions ready to meet the challenges of the new Cleaning Validation requirements.

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