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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- TR 62: Manual Aseptic Processes (2)
- TR 52: Supply Chain GDP (1)
- TR 58: Temp Controlled Distribution (1)
- TR 63: Clinical Trials Material Preparation (1)
- TR 64: Temp Controlled Systems Qualification (1)
- TR 70: Cleaning/Disinfection Programs (1)
- TR 13: Environmental Monitoring (1)
- TR 39: Cold Chain (1)
- TR 44: QRM: Aseptic Processes (1)
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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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Compounding
A process in which a bulk drug substance is combined with one or more excipients and/or another bulk drug substance to produce a drug product. (TR22) A process wherein bulk drug substance is combined with one or more excipients and/or another bulk drug substance to produce a drug product. (TR62) The preparation, mixing, assembling, altering, packaging, and labeling of a drug, drug-delivery device, or device in accordance with a licensed practitioner’s prescription, medication order, or initiative based on the practitioner/patient/pharmacist/compounder relationship in the course of professional practice. Compounding includes the following: • Preparation of drug dosage forms for both human and animal patients • Preparation of drugs or devices in anticipation of prescription drug orders based on routine, regularly observed prescribing patterns • Reconstitution or manipulation of commercial products that may require the addition of one or more ingredients • Preparation of drugs or devices for the purposes of, or as an incident to, research (clinical or academic), teaching, or chemical analysis • Preparation of drugs and devices for prescriber’s office use where permitted by federal and state law. (TR63)
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Contamination Rate
The percentage of units filled in a process simulation that are positive for microbial growth after incubation. (TR22)
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Critical Area/Critical Zone
An area designed to maintain sterility of sterile materials. Sterilized product, containers, closures, and equipment may be exposed in critical areas. (TR13) (TR22) (TR44) (TR62)