How to Answer Dosage Problems Many Questions (Complete Guide)
This type of question evaluates analytical and critical thinking skills.
What This Question Is About
This question relates to dosage problems many and requires a structured academic response.
How to Approach This Question
Use appropriate theories and support your answer with clear reasoning.
Key Explanation
This topic involves dosage problems many. A strong answer should include explanation, application, and examples.
Original Question
Dosage problems 1. How many 1-tsp doses are in 1 qt. of lactulose solution, USP 10 g/15 mL? ________________ 32 doses 128 doses 64 doses 192 doses 2. How many milligrams of estradiol are delivered over 72 hours by one 0.075 mg/day patch? ________________ 0.225 mg 8 mg 1.6 mg 0.075 mg 3. You are asked to compound maldroxyl 60 mL, diphenhydramine elixir 60 mL, and lidocaine 2%, qs to 200 mL. How much viscous lidocaine 2% will you need to prepare the order? ________________ 60 mL 80 mL 4 mL 200 mL 4. The recommended pediatric dose of ampicillin is 25 mg/kg/day q8h. Your patient is a 4-weekold infant who weighs 8.7 pounds. Which is the best dose for this patient? ________________ 15 mg 33 mg 25 mg 45 mg 5. How many days will 4 oz. of clemastine fumerate syrup 0.5 mg/5 mL last if the dose is tsp daily? ________________ 24 days 30 days 48 days 60 days 6. How many grams of drug are in 480 mL of docusate sodium syrup 60 mg/15 mL? ________________ 28.8 g 1920 g 1.92 g 2.88 g 7. How many milligrams are in a 2-mL dose of prochlorperazine injection 5 mg/mL given IM for severe nausea and vomiting? ________________ 10 mg 2.5 mg 5 mg 15 mg 8. How many milliliters of chloral hydrate syrup 500 mg/5 mL are required for a dose of 100 mg? ________________ 2.5 mL 2 mL 5 mL 1 mL 9. The recommended pediatric dose for promethazine is 0.25 mg/kg qid. What is the best dose for a 12-year-old male who weighs 95 lb?________________ 2.5 mg 12.5 mg 10 mg 15 mg 10. How many total grams of active ingredient are in five syringes of testosterone 4 g/100 g topical gel containing 3 g of gel each? What is the percent strength of the final product? ________________ 15 g, 0.4% 2.4 g, 40% 0.6 g, 4% 60 g, 0.04% Perform the following pediatric dosage calculations. 1. Rx tetracycline 25 mg/kg in four equal doses. Your patient is 10 years old and weighs 88 lb. a. What is the patient’s weight in kilograms? ________________ b. What is the total dosage for this prescription?________________ c. How much is each dose? ________________ Rx amoxicillin/potassium clavulanate 45 mg/kg/day q12h Your patient is 6 years old and weighs 68 lb. a. What is the patient’s weight in kilograms? ________________ b. What is the total dosage per day? ________________ c. How much is each dose? ________________ Rx furosemide daily 1mg/kg daily Your patient is 3 years old and weighs 22 lb. a. What is the patient’s weight in kilograms? ________________ b. What is the daily dose? ________________ 4. Rx albuterol oral syrup 2 mg/5 mL 0.2 mg/kg/day in three divided doses Your patient is 5 years old and weighs 62 lb. a. What is the patient’s weight in kilograms? ________________ b. What is the total dosage per day? ________________ c. How much is each dose? ________________ 5. Rx amantadine 6.6 mg/kg/day in two doses, not to exceed 150 mg per day Your patient is 6 years old and weighs 54 lb. a. What is the patient’s weight in kilograms? ________________ b. What is the total dosage per day? ________________ c. How much is each dose? _______________ 1) The dosage strength in oral solution is usualy expressed in kg mg mg/mL kg/mL 2) A bottle contains 20 mg per 3 mL. Doctor orders 40 mg. Give ___ 3 mL 6 mL 20 mg / 3 mL 40 mg / 6 mL 3) Doctor orders 60 mg. The bottle contains 120 mg per 10 mL. Give ______ Half the bottle A teaspoon 10 mL 5 mL 4) Bottle contains 400 mg per 1.5 mL. Doctor orders 0.12 g. Give _______ 4.5 mL 3 mL 4 mL 3.5 mL 5) Bottle contains 0.5 g per 1 mL. Doctor orders 500 mg. Give ________ 2 mL 1 mL 0.5 mL 1.5 mL Mastery Problems The doctor orders Zantac 75mg po q 6h for infection. The stock supply is Zantac 150mg tablets. How many tablet(s) will you administer for the correct dose? a. 0.25 tablet b. 0.5 tablet c. 1 tablet d. 2 tablets The doctor orders Zovirax 1g. The stock supply is 200mg tablets. How many tablets will you give? a. 1 tablet b. 2 tablets c. 4 tablets d. 5 tablets The doctor orders Amoxicillin 325 mg po tid for infection. The stock supply is Amoxicillin 250mg/mL. How many milliliters will you administer for the correct dose? a. 1 mL b. 0.3 mL c. 1.3 mL d. 2 mL The doctor orders a drug dosed at 0.4g po tid. The stock supply for the drug is 150mg/mL. How many milliliters will you give for the correct dose? a. 2.7 mL b. 1.7 mL c. 2.4 mL d. 6.7 mL The doctor orders a drug 0.6g po tid. The stock supply of the drug is 200mg tablets. How many tablets will you administer for the correct dose? a. 1 tablet b. 6 tablets c. 12 tablets d. 3 tablets
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