Practice problems
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| 1 |
Hydrophilic ointment USP, has the following formula, calculate the quantities required to make 3 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 295 capsules.
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| 3 |
How much of each ingredient is needed to make six
60-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 2750 ml of the solution?
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Answers
The Answer to question 1 is: Methylparaben 0.34 g, Propylparaben 0.20 g, Sodium lauryl sulfate 13.62 g, Propylene glycol 163.44 g, Stearyl alcohol 340.50 g, White petrolatum 340.50, Purified water, to make 1362.00 g
The Answer to question 2 is: Ketoprofen 3.69 g, Riboflavin 29.50 g, Caffeine 8.85 g, Sodium bicarbonate 59.00 g, Silica gel 737.50 g
The Answer to question 3 is: Hydrocortisone 60.00 grams, Calamine 100.00 grams, Petroleum 200.00 grams
The Answer to question 4 is: 435.49 ml