Practice problems
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| 1 |
Hydrophilic ointment USP, has the following formula, calculate the quantities required to make 2.5 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 190 capsules.
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| 3 |
How much of each ingredient is needed to make four
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 3750 ml of the solution?
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Answers
The Answer to question 1 is: Methylparaben 0.28 g, Propylparaben 0.17 g, Sodium lauryl sulfate 11.35 g, Propylene glycol 136.20 g, Stearyl alcohol 283.75 g, White petrolatum 283.75, Purified water, to make 1135.00 g
The Answer to question 2 is: Ketoprofen 2.38 g, Riboflavin 19.00 g, Caffeine 5.70 g, Sodium bicarbonate 38.00 g, Silica gel 475.00 g
The Answer to question 3 is: Hydrocortisone 40.00 grams, Calamine 66.67 grams, Petroleum 133.33 grams
The Answer to question 4 is: 593.85 ml