Practice problems
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| 1 |
Hydrophilic ointment USP, has the following formula, calculate the quantities required to make 6.5 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 140 capsules.
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| 3 |
How much of each ingredient is needed to make two
65-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 1500 ml of the solution?
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Answers
The Answer to question 1 is: Methylparaben 0.74 g, Propylparaben 0.44 g, Sodium lauryl sulfate 29.51 g, Propylene glycol 354.12 g, Stearyl alcohol 737.75 g, White petrolatum 737.75, Purified water, to make 2951.00 g
The Answer to question 2 is: Ketoprofen 1.75 g, Riboflavin 14.00 g, Caffeine 4.20 g, Sodium bicarbonate 28.00 g, Silica gel 350.00 g
The Answer to question 3 is: Hydrocortisone 21.67 grams, Calamine 36.11 grams, Petroleum 72.22 grams
The Answer to question 4 is: 237.54 ml