Pharma Excipients
Mineral Stearates
Effect of coating time on inter- and intra-tablet coating uniformity
Film tablets are a common oral dosage form. For many of the functions film layers can have on pharmaceutical tablets, a high degree of coating uniformity is required.
In studies on coating uniformity the coefficient of variation is commonly used as a marker. Previous studies regarding the trend…
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Characterization and evaluation of the performance of different calcium and magnesium salts as…
The performance of a series of inorganic salts as direct compression excipients was systematically evaluated.
The physical-chemical and technological properties of the different salts were investigated in terms of crystalline/amorphous state, morphology, granulometry, apparent/tapped density,…
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Predicting the critical quality attributes of ibuprofen tablets via modelling of process parameters…
Roller compaction is a low cost granulation process which application is sometimes limited by the granular loss of compactability and reduced drug dissolution rate. Hence, the design of a robust manufacturing process is key in order to ensure quality of tablets.
In this study, for ibuprofen…
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Effects of Drugs and Excipients on Hydration Status
Despite being the most essential nutrient, water is commonly forgotten in the fields of pharmacy and nutrition. Hydration status is determined by water balance (the difference between water input and output). Hypohydration or negative water balance is affected by numerous factors, either internal…
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Current Developments in Excipient Science – Implication of Quantitative Selection of Each…
Implication of Quantitative Selection of Each Excipient in Product Development
Excipients’ role in designing different dosage forms does not require any introduction. These are the additives that are added to the formulation along with pharmacologically active substance. The main purpose of adding…
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A Big Data Approach to Pharmaceutical Flow Properties
Flowability is a key consideration during the formulation and process development of oral solid dosage forms as it can have a critical impact on product quality. With a limited number of examples available in the literature, there is a need to better understand and share the typical flow properties…
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Gas adsorption on commercial magnesium stearate: The origin of atypical isotherms and BET transform…
The causes of atypical nitrogen adsorption isotherm features of commercial magnesium stearate grades have been investigated through a combination of alternative adsorbates and variation of analytical conditions. Atypical features have previously been identified as having poor linearity of adsorption…
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Deciphering Magnesium Stearate Thermotropic Behavior
08. July 2018
Magnesium stearate (MgSt) is the most commonly used excipient for oral solid dosage forms, yet there is significant commercial physicochemical variability that can lead to variable performance of critical product attributes. Differential scanning…
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Application of hydroxypropyl methylcellulose as a protective agent against magnesium stearate…
20. June 2018
Itraconazole is a fungicide drug which has low bioavailability due to its poor water solubility. Amorphous solid dispersion (ASD) is a tool that has the potential to greatly increase the dissolution rate and extent of compounds. In this work, the…
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