You are checking a calculation that a foundation pharmacy student has performed. The question asks that 120 suppositories weighing 1 gram are to be made, containing 300mg Zinc Oxide. The displacement value of ZnO is 4.7 in the base that is to be used.

Human Anatomy & Physiology (11th Edition)
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You are checking a calculation that a foundation pharmacy student has performed. The question asks that 120 suppositories weighing 1 gram are to be made, containing 300mg Zinc Oxide. The displacement value of ZnO is 4.7 in the base that is to be used.

How many grams of base would be required?  units - g

Answer to 2 decimal places

Amount of base required = theoretical amount – displaced amount

 

Where; Displaced amount = (amount of drug in g/DV of drug).

 

 

 

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