Practice problems
| # | Question | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |
Hydrophilic ointment USP, has the following formula, calculate the quantities required to make 5 lb of hydrophilic ointment.
|
||||||||||||||
| 2 |
For the following formula for 100 capsules, calculate the quantity of each ingredient needed to prepare 500 capsules.
|
||||||||||||||
| 3 |
How much of each ingredient is needed to make four
65-g tube of the ointment?
|
||||||||||||||
| 4 |
Based on the formula below, how many milliliters of glycerin (specific gravity 1.263) is required to make 1250 ml of the solution?
|
Answers
The Answer to question 1 is: Methylparaben 0.57 g, Propylparaben 0.34 g, Sodium lauryl sulfate 22.70 g, Propylene glycol 272.40 g, Stearyl alcohol 567.50 g, White petrolatum 567.50, Purified water, to make 2270.00 g
The Answer to question 2 is: Ketoprofen 6.25 g, Riboflavin 50.00 g, Caffeine 15.00 g, Sodium bicarbonate 100.00 g, Silica gel 1250.00 g
The Answer to question 3 is: Hydrocortisone 43.33 grams, Calamine 72.22 grams, Petroleum 144.44 grams
The Answer to question 4 is: 197.95 ml