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- When acids are added to a solution, the pH should ___________ . a. decrease b. increase c. stay the same d. cannot tell without testing1. The prescription for an oral solution reads “1 tbsp ac & hs x 10d.” What is the minimum (in mL) of solution should you dispense? 2. A nursing floor requires half liter of 50% isopropyl alcohol. How many mL of 70% isopropyl alcohol will be needed for compounding this order? 3. How may grams of pure dextrose is needed to prepare 100cc of D50W?1. In what proportion should alcohols of 95% and 50% strengths be mixed to make 70% alcohol? 2. A Hospital pharmacist wants to use three lots ZnO ointment containing repectively 50%, 20% and 5% ZnO. In what proportion should they be mixed to prepare a 10% ZnO ointment?
- 6. Your pharmacy has on hand Robitussin CF Syrup (guaifenesin 100 mg/1 tsp).You receive a prescription for Robitussin CF Syrup and the patient is to receive 250 mg of guaifenesin q4h. How many milliliters will the patient receive in 1 dose? If you dispense a 4oz bottle of syrup, how many doses will the patient receive?1. In sodium iodide, the Pharmacopoeia requires determining: A) The clarity of the solution B) Color of solution C) Iodic acid D) Weight loss on drying1. What is the concentration of the solution prepared by diluting 50 µl of ampicillin (1.0mg/ml) to a final volume of 1ml? 2. Determine the volumes of phenol, chloroform, and isoamyl alcohol required to prepare250 ml of a 25:24:1 (v/v) solution.
- 7. The stabilized ether contains a stadilizer-antioxidant:A) Methyl alcohol in a concentration of not more than 0.1%B) Para-phenylenediamineC) Resorcinol not less than 0.1%D) Thymol not less than 0.1%1. A prescription calls for 50 mg of chlorpheniramine maleate. Using a prescription balance with a sensitivity requirement of 6 mg, explain how you would obtain the required amount of chlorpheniramine maleate with an error not greater than 5%.2. a. What ingredient(s) necessary to white chocolate does this product have? b. Why is this product labeled as “white chocolate style” instead of being simply labeled as “White chocolate”?
- Codeine 6 mg/ mL Simple syrup qs ad 2 floz (60 mL) a. Calculate the number of grams of codeine needed b. If we have codeine 30 mg tablets in stock, how many tablets are required? c. Calculate the percentage strength and ratio strength of this preparation 2. Acetazolamide Using Acetazolamide 250 mg tabs X 10 Simple syrup qs 100 mL a. Make qs 250 mL b. Find concentration1. Identify the compounds represented by the following letters: G, GMP, dGDP, CTP.Misoprostol 200-mg tablets 12 tablets Lidocaine hydrochloride 1 g Glycerin qs ad 100 mLCalculate the strength of misoprostol in the prescription.(a) 2.4% w/v misoprostol(b) 0.0002% w/v misoprostol(c) 0.024 mg/mL misoprostol(d) 2.4 mcg/mL misoprostol
