Practice problems
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| 1 |
Hydrophilic ointment USP, has the following formula, calculate the quantities required to make 9 lb of hydrophilic ointment.
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| 2 |
For the following formula for 100 capsules, calculate the quantity of each ingredient needed to prepare 20 capsules.
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| 3 |
How much of each ingredient is needed to make seven
10-g tube of the ointment?
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| 4 |
Based on the formula below, how many milliliters of glycerin (specific gravity 1.263) is required to make 3000 ml of the solution?
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Answers
The Answer to question 1 is: Methylparaben 1.02 g, Propylparaben 0.61 g, Sodium lauryl sulfate 40.86 g, Propylene glycol 490.32 g, Stearyl alcohol 1021.50 g, White petrolatum 1021.50, Purified water, to make 4086.00 g
The Answer to question 2 is: Ketoprofen 0.25 g, Riboflavin 2.00 g, Caffeine 0.60 g, Sodium bicarbonate 4.00 g, Silica gel 50.00 g
The Answer to question 3 is: Hydrocortisone 11.67 grams, Calamine 19.44 grams, Petroleum 38.89 grams
The Answer to question 4 is: 475.08 ml