PHC320H1 Lecture Notes - Lecture 28: Excipient, Dosage Form, Lactose Intolerance
24 Mar 2015
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Syrup we need a big bottle to carry, if a few tablets we can carry with us and transportation that may cost more than shipping water. Disadvantages: making tablets and inhalation powders are complicated and not suitable for cream but we can mix them and not for injectional purposes. Types of solid dosage forms and their relationship powders in center since we can use powders for formulation, powders can be a medication, use powders to make other things. Powders 2 applications, used as pharmaceutical preparations, in this case, powder is a mixture since no medication is made from pure active ingredient, always excipient added. Another application is raw materials not a mixture. Analysis: before a formulation is designed, at the preformulation stage if not provided by suppliers, then we measure particle size there, and so we are at the preformulation stage. 1. 7 mm or less, the particle size should be to go through that.
