“…The development of these co-processed excipients often involved fluid-bed granulation and spray drying, among others [ 44 , 46 ]. In the earlier studies, the aim of co-processed pharmaceutical excipients is to acquire a new composite excipient with better functional properties than the raw excipient [ 46 , 47 ]. The co-processed excipients are also popular in direct compaction since they have excellent key direct compaction properties that could effectively improve the direct compaction properties of drug powders.…”
Direct compaction (DC) is considered to be the most effective method of tablet production. However, only a small number of the active pharmaceutical ingredients (APIs) can be successfully manufactured into tablets using DC since most APIs lack adequate functional properties to meet DC requirements. The use of suitable modifiers and appropriate co-processing technologies can provide a promising approach for the preparation of composite particles with high functional properties. The purpose of this review is to provide an overview and classification of different modifiers and their multiple combinations that may improve API tableting properties or prepare composite excipients with appropriate co-processed technology, as well as discuss the corresponding modification mechanism. Moreover, it provides solutions for selecting appropriate modifiers and co-processing technologies to prepare composite particles with improved properties.
“…The development of these co-processed excipients often involved fluid-bed granulation and spray drying, among others [ 44 , 46 ]. In the earlier studies, the aim of co-processed pharmaceutical excipients is to acquire a new composite excipient with better functional properties than the raw excipient [ 46 , 47 ]. The co-processed excipients are also popular in direct compaction since they have excellent key direct compaction properties that could effectively improve the direct compaction properties of drug powders.…”
Direct compaction (DC) is considered to be the most effective method of tablet production. However, only a small number of the active pharmaceutical ingredients (APIs) can be successfully manufactured into tablets using DC since most APIs lack adequate functional properties to meet DC requirements. The use of suitable modifiers and appropriate co-processing technologies can provide a promising approach for the preparation of composite particles with high functional properties. The purpose of this review is to provide an overview and classification of different modifiers and their multiple combinations that may improve API tableting properties or prepare composite excipients with appropriate co-processed technology, as well as discuss the corresponding modification mechanism. Moreover, it provides solutions for selecting appropriate modifiers and co-processing technologies to prepare composite particles with improved properties.
“…In recent years, NIR and Raman spectroscopy have been used to monitor drug concentrations at the feed frame, immediately before tablets are compressed. [8][9][10] The feed frame, and a stream sampler currently under development, are the main agents for meeting the Fundamental Sampling Principle (FSP) in which all parts of a moving lot must have the same opportunity of being sampled for analysis. 11 NIR and Raman spectroscopic methods are essential parts of real-time monitoring and control approaches within the field of PAT.…”
Section: Sampling Special Section Sampling Special Sectionmentioning
Sampling can be seen from many viewpoints: technical, economical, manage-rial… Here, sampling is described as a critical success factor in business cases, broadening the viewpoints presented above and below.
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