1.Flocculation: Neighboring globals come closer to each other ⇒ forms Flocs Re-Dispersed on shaking Prevented by imparting charges on globules and using uniform-sized globules 2.Creaming: Occurs Due to the density difference Upward creaming-O/W emulsion Downward creaming-W/O emulsion If Creaming occurs, Drug is not uniformly distributed ⇒
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Preparation of Emulsion: Dry gum method, Wet gum method, Bottle method, Homogenizer, Colloidal mill, Ultrasonic
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Type of Pharmaceutical Emulsion, O/W Emulsion, W/O emulsion Multiple emulsion, W/O/W and O/W/O emulsion, Fine emulsion, Microemulsion
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Dye Solubility Test. Dilution Test, Conductivity test, Creaming Test, Cobalt chloride test & Fluorescence test
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The Gastrointestinal (GI) Tract includes the mouth, stomach, small intestine (duodenum, jejunum, and ileum), large intestine (cecum and colon), rectum, anus, and its accompanying exocrine glands (the salivary glands, the pancreas, and the gallbladder). Drugs affecting the GI system are used in the treatment of Gastric
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