Greasy, semi-solid preparation for external application, often anhydrous, containing dissolved or dispersed medicaments.
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One Liner
Exploratory activity that begins early in pharmaceutics, involving studies designed to determine the compatibility of excipients with the active substance for a biopharmaceutical; physicochemical and bioanalytical investigation
preformulation
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The Process of contact and adhesion whereby particles in dispersion form larger-size clusters.
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Consists of several different layers that are compressed on top of each other, to form a single tablet composed of…
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Defined for powders used pharmaceutically, according to particle sizes.
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Dry solid material consisting of many, usually free flowing, fine particles.
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Dosage form comprising several elements (e.g., microspheres or coated pellets) dif- fering in the rate of drug release.
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Transition of a solid crystalline phase to another phase having the same chemical composition but a dif- ferent crystal structure.
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Concentration of a drug that must be achieved in the plasma before any desired therapeutic or pharmacological effect can be…
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