PDA Technical Glossary

PDA Technical Reports are highly valued membership benefits because they offer expert guidance and opinions on important scientific and regulatory topics and are used as essential references by industry and regulatory authorities around the world. These reports include terms which explain the material and enhance the reader’s understanding.

The database presented here includes the glossary terms from all current technical reports. The database is searchable by keyword, topic, or by technical report. Each definition provided includes a link to the source technical report within the  PDA Technical Report Portal.

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Temperature-Controlled Distribution
Material handling and movement of goods from an origin site to a receiving site, where the goods are kept within a specified temperature range using active and/or passive systems. (TR58)

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Temperature-Controlled Ocean Container
An actively cooled metal box, most commonly 20 or 40 foot long which can be easily transferred between different modes of transportation, such as ships, trains and trucks. Sometimes it is called a reefer container or intermodal container. (TR58)

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Temperature-Controlled Truck or Trailer
A cargo box attached to a truck chasse or as a trailer pulled by a truck that is equipped with a temperature control unit (TCU) to provide active cooling or heating control inside the box. Refrigerated trucks or trailers are sometimes referred to as “reefers”. The temperature control units are typically powered by an integrated engine or gen-set and not the engine that is used to propel the truck. (TR58) A cargo box attached to a truck chassis or consisting of a trailer pulled by a truck that is equipped with a TCU to provide active cooling or heating control inside the box (refrigerated trucks or trailers are sometimes referred to as “reefers”). (TR64)

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Validation
A documented program that provides a high level of scientific assurance that a manufacturing process will reliably produce acceptable product. The proof of validation is obtained through rational experimental design and the evaluation of data, preferably beginning from the process development phase and continuing through the commercial production phase. (TR01) A documented program that provides a high degree of assurance that a specific process, method, or system will consistently produce a result meeting predetermined acceptance criteria. (TR26) (TR57) (TR70) (TR74) Documented testing, performed under highly controlled conditions, which demonstrates that a process consistently produces a result that meets predetermined acceptance a result that meets predetermined acceptance criteria. Used to test processes, methods, and systems for which conditions can be controlled in the real world (i.e., after completion of testing, when the process is in use). Transportation processes can be qualified but not validated; in the real world, it is not possible to exert control over all parameters that could affect the transportation process (e.g., weather, customs, traffic delays, mechanical failures, etc.). (TR58) A documented program that provides a high de­gree of assurance that a specific process, method, or system will consistently produce a result meeting predetermined acceptance criteria. (Note: Vali­dation is a lifecycle program which may include development and qualification activities for one or more elements/systems that form a process.) (TR54-5) A documented program that provides a high degree of assurance that a specific process, method, or system will consistently produce a result meeting pre-determined acceptance criteria (17). (TR60-3)

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Store
A store is a temperature-controlled and / or temperature- monitored warehouse, chamber, or cabinet where pharmaceutical products are stored. (TR58)

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Risk Evaluation
The comparison of the estimated risk to given risk criteria using a quantitative or qualitative scale to determine the significance of the risk (TR30) (TR54-2) (TR44) (TR58) (TR54-5)

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Risk Identification
The systematic use of information to identify potential sources of harm (hazards) referring to the risk question or problem description.(TR44) (TR54-2) (TR58) (TR54-5)

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Risk Acceptance
The decision to accept risk (ISO Guide 73). (TR54) (TR54-2) (TR58)

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Residual Risk
Risk remaining after risk control measures have been taken. (TR44) (TR58) Risk remaining after risk control measures have been implemented (derived from ISO 14971:2007). (TR54) (TR54-2) Risk remaining after risk control measures has been implemented. (TR54-5)

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Risk
The combination of the probability of occurrence of harm and the severity of that harm.(TR30) (TR44) (TR54) (TR54-2) (TR54-4) (TR58) (TR67) (TR68) (TR88)

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Risk Analysis
The estimation of the risk associated with the identified hazards. (TR13) (TR30) (TR44) (TR54) (TR54-2) (TR58) (TR54-5)

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Risk Assessment
A systematic process of organizing information to support a risk decision to be made within a risk management process. It consists of identification of hazards and the analysis and evaluation of risk associated with exposure to those hazards. (TR30) (TR44) (TR54) (TR58) (TR55) (TR67) (TR57-2) (TR54-5) (TR88)

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Retailer
A “retailer” buys goods or products in large quantities from manufacturers or importers, either directly or through a wholesaler, and then sells smaller quantities to the end-user. Examples of retailers that sell pharmaceutical products are pharmacies and hospitals. (TR58)

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Risk Review
An ongoing monitoring of events, output and results of the risk management process that takes into account new knowledge and experience. [A] step in the risk management process for taking in account of new knowledge and experiences. (TR44) (TR58) Review or monitoring of output/results of the risk management process considering (if appropriate) new knowledge and experience about the risk. (TR54-2) (TR54-5)

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Shipping Lane
An established route of transportation between a specific point of origin to a specific destination. More defined routes will consistently use the same combination and types of transportation vehicles and transfer procedures, but this may not be observed through all shipping lanes throughout the last mile. (TR46) Lane described by origin, transportation node(s) and destination in combination with the used transport mode(s) (truck, aircraft, etc.). (TR58)

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Risk Reduction
The process of decreasing the level of risk. (TR44) Process for mitigation or avoidance of quality risk when it exceeds a specified (acceptable) level (e.g., reduce severity, probability of harm, and improves detectability of hazards and quality risks). (TR58) Actions taken to lessen the probability of occurrence of harm and the severity of that harm. (TR54-2) (TR54-5)

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Shipper
An individual or company who tenders products for transportation. (TR39) The person or organization responsible for arranging transportation of goods with carriers and/or freight forwarders. (TR58)

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Radio Frequency Identification (RFID)
Is an automatic technique for identifying objects using radio frequency transmissions. An RFID system generally consists of a tag, reader, antenna, and software. An RFID tag is simply another type of data carrier. Essentially, tags compromise a semiconductor chip with memory, processing capability and a transmitter connected to an antenna (aerial). (TR46) RFID is a method commonly used in retail of single directional data transfer from an identification tag (e.g., a data logger) to a stationary gateway or scanner; it is not to be confused with real-time monitoring. (TR58)

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Qualification
Documented testing that demonstrates with a high degree of assurance that a specific process will meet its pre-determined acceptance criteria. (TR39) (TR58) (TR64)

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Quality Risk Management (QRM)
A systematic process for the assessment, control, communication, and review of risk to the quality of the drug product across the product lifecycle.(TR43)(TR54-2)(TR54-3)(TR57)(TR67)(TR68) Documentation to prove that an installation/ equipment/process is designed and/or tested according to predefined specifications. Documentation may include Design Qualification (DQ), Installation Qualification (IQ), Operational Qualification (OQ) and Performance Qualification (PQ).(TR58) A systematic process for the assessment, control, communication, and review of risks to the quality of the drug (medicinal) product across the product lifecycle.(TR 54-5)(TR 76)(TR88)

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Packout
Insulated container that uses refrigerant to keep a product within a specified temperature and time range; see passive system. (TR58)

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Passive System
Systems without active temperature control. Refrigerants may be, for example, gel packs, dry ice, water, and/or ice. Examples include insulated containers, packouts and cool boxes/containers. (TR58) Systems without active temperature control (e.g., insulated containers with or without refrigerants). (TR39)

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Mean Kinetic Temperature (MKT)
The single calculated temperature at which the total amount of degradation over a particular period is equal to the sum of the individual degradations that would occur at various temperatures. Thus, MKT may be considered as an isothermal storage temperature that simulates the nonisothermal effects of storage temperature variation. It is not a simple arithmetic mean. (TR46) (TR58)

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Incident Management System
Part of the Quality Management System that handles incidents, deviations, excursions, and exceptions in the supply chain. (TR58)

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Incident
Any event that occurs during the shelf life of a product that may have an adverse effect on quality (e.g., temperature excursion, missing temperature monitor when required, shipment time in excess of qualified packout duration, wet/ crushed packaging). (TR58)

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Hazard
The potential source of harm. (TR44) (TR54) (TR54-2) (TR58) (TR61)

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Incoterms
International commerce terms. These are a series of international sales terms, published by the International Chamber of Commerce (ICC), and widely used in international commercial transactions. (TR58)

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Failure Effect
An impact on customer requirements. Generally, failure effect has an external customer focus, but it can also include downstream processes. (TR58)

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Distribution Testing
Qualification of packaging components for physical distribution integrity like shock, vibration, and drop tests. (TR58)

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Deviation
Departure or digression from set parameters. (TR58) Data or a result outside of the expected range or an unfulfilled requirement; it may be called nonconformity, defect, discrepancy, out-of-specification, out-of-limit, or adverse trend. (TR88)

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Controlled Room Temperature (CRT)
Defined by USP <1079> as the usual and customary working environment of 20 °C to 25 °C (68 - 77 F) that allows for deviations between 15 °C and 30 °C (59 - 86 F) based on stability data. (TR58)

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Cold Chain
A temperature- and time-controlled supply chain for products (e.g., refrigerated products typically have a temperature storage range of 2 °C to 8 °C). (TR58)

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Clinician
A physician, psychiatrist, etc., who specializes in clinical work as opposed to one engaged in laboratory or experimental studies. (TR58)

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CE Marking
The CE marking is a key indicator of a product’s compliance with EU legislation and enables the free movement of products within the European market. (TR58)

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Change Control
A formal program that describes evaluation and actions to be taken if a change is proposed or completed to facilities, materials, equipment, and/or processes used in the fabrication, packaging, and testing of drugs, or a proposed or completed change that may affect the operation of the quality or support systems. (TR22) (TR39) (TR52) (TR58) (TR64) (TR 70)

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Ambient Temperature
The air temperature of an environment. (TR58)

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Active Unit Load Device (ULD)
A Unit Load Device (ULD) container used to consolidate cargo on aircraft that contains electrical or battery-powered temperature control systems for transporting temperature-sensitive materials; an RKN type is used in an FMEA example. (TR58) A unit load device with an active heating and/or cooling system that is typically used in air transportation, usually operated from externally supplied AC or DC power or from internal batteries. (TR 64)

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Active Unit Load Device (Active ULD)
A Unit Load Device (ULD) container used to consolidate cargo on aircraft that contains electrical or battery-powered temperature control systems for transporting temperature-sensitive materials; an RKN type is used in an FMEA example. (TR58) A unit load device with an active heating and/or cooling system that is typically used in air transportation, usually operated from externally supplied AC or DC power or from internal batteries. (TR64)

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Active Systems
Systems with active temperature control (e.g., air/sea freight containers, refrigerated trucks/cars). (TR39) System with active temperature control. It makes use of electricity or fuel for the compressor to maintain temperature. Examples include refrigerated trucks, temperature-controlled ocean containers, and active ULDs. (TR58) Actively powered system that uses electricity or other fuel source to maintain a temperaturecontrolled environment inside an insulated enclosure under thermostatic regulation (e.g., cold room, refrigerator, temperature-controlled truck, refrigerated ocean or air container). (TR64) (TR72) (Synonym: Active Temperature Controlled System)

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