(2011)
Freeze Dried Efficiency. How an intelligent choice of excipients can optimize your lyophilisation process
Optimizing the freeze drying process is an excellent way for pharmaceutical companies to increase efficiency, reduce costs and avoid product rejects. However, every new formulation…
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Headspace Moisture Mapping and the Information That Can Be Gained about Freeze-Dried Materials and Processes
Regulatory authorities require proof that lyophilization (freeze drying) cycles have been developed logically and demonstrate uniformity. One measure of uniformity can be consistency of…
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The production of lyophilised medicinal products raises many challenges, including identifying critical temperatures, ensuring that the product is processed accordingly, optimising cycles to reduce run times and manufacturing costs, making sure the right containers are used and fit for…
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Applications of Headspace Moisture Analysis for Investigating the Water Dynamics within a Sealed Vial Containing Freeze Dried Material
Published in PDA J Pharm Sci Technol January/February 2011
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PDA J Pharm Sci Technol January/February 2011 65:2-11
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The Long Term Storage of Red Blood Cells by Freeze Drying
Medical advances have increased demand for blood and blood products. But currently preservation technologies involve high costs of cold chain management. Furthermore, the shelf life of red blood…
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Freeze drying conditions can significantly affect the ultimate lyophile stability, dryness, morphology, porosity and surface area of proteins. An increase in moisture content or temperature may cause a glass transition and crystallisation of the sugar, resulting in a loss…
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Improving preservation of probiotic bacteria by freeze-drying, and achieving stomach and bile acid resistance.
Following the receipt of a grant from the UK Technology Strategy Board (TSB), BTL worked in conjunction with the University of Cambridge and biotechnology specialists…
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Moisture analysis is a fundamental aspect of the complete freeze-drying process to ensure the system is efficient and performing as it should. Consequently, moisture analysis is performed in both product and process development, as well as in manufacturing to…
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In contrast with other known Atmospheric Spray Freeze Drying technologies, this new technology combines spray freezing, deposition / collection, and convective flow drying into one step employing co-current gas flow to spray-freeze the solution, convey the frozen powder toward…
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The Use of Microscopy, Thermal Analysis, and Impedance Measurements to Establish Critical Formulation Parameters for Freeze-Drying Cycle Development
Published in Freeze Drying/Lyophilization of Pharmaceutical and Biological Products, Third Edition
K R Ward, P Matejtschuk
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