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Dosage Calculation
Practice Dosage Calculation Problems
Question | Answer |
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The doctor writes an order for a liquid oral medication. The order says to administer 15 mg by mouth every 4 hours as needed for sore throat. Pharmacy dispenses you with 30 mg/3ml. How many ml will you administer per dose?* | 1.5mL |
The doctor writes an order a liquid oral medication. The order says to administer 20 grams by mouth BID. Pharmacy dispenses you with 10 gram/15 ml. How many ml will you administer per dose? | 30mL |
The doctor writes an order for a medication. The order says to administer 12.5 mg PO BID. Pharmacy dispenses you with 6.25 mg tablets. How many tablets do you administer with this dose? | 2 tablets |
The doctor writes an order for a medication. The order says to administer 0.1 gram by mouth daily. Pharmacy dispenses you with 100 mg per tablet. How many tablets will you administer per dose? | 1 tablet |
The doctor ordered labetalol hydrochloride (Normodyne) 300 mg PO bid. The available dose is 200 mg tablets. The nurse will give: | 1.5 tablets |
The physician ordered 120 mcg of medication. Onquid suspension of 0.06 mg/ml. How many ml will the nurse administer? | 2mL |
The patient was ordered to take azithromycin 2 g PO as a single dose. The available stock is 250 mg tablets. The nurse will give: | 8 tablets |
Order: 0.6 mg Available: 50 mcg/ ml How many ml will the nurse administer? | 12mL |
Order: 2 g Available: 500 mg/ ml How many ml will the nurse give? | 4mL |
Ordered: Quinidine sulfate 0.3 g PO bid for a patient with arrhythmia Label: 150 mg tablets How many tablets will the nurse give? | 2 Tablets |
Ordered: 0.5 g Available: 500 mg/ ml How many ml will the nurse administer? | 1mL |
The doctor ordered propranolol 60 mg PO tid. Propranolol 40 mg tablets are available. How much will the nurse give? | 1.5 Tablets |
The physician orders 0.75 g PO of a drug. The available dose s 250 mg/ 5ml syrup. How many ml will the nurse administer? | 15mL |
The doctor ordered Diazepam 5 mg PO. The label showed 10 mg scored tablets. How many tablet(s) should the nurse give? | 0.5 tablets |
The doctor odered diazepam (Valium) 10 mg PO bid for a patient. Diazepam is available in 15 mg extended-release capsules, 5 mg/ ml vial and 5 mg/ 5 ml oral solution. What will the nurse administer? | 10mL |
Ordered: 20 mg/ kg of Drug X for a child weighing 50 lb. How many mg of the drug will the nurse administer to the child? | 454mg |
The doctor ordered diphenhydramine (Benadryl) 40 mg PO tid for a patient Benadryl 12.5 mg/5ml is available. How much will the patient would have received in 24-hours? | 48mL |
Order: 80 mg Available: 160 mg/ 5 ml How many l will the nurse administer? | 2.5mL |
The doctor ordered a medication for a patient 50 mg/ kg weight. The patient weighs 110 lbs. What is the total dose in grams that the patient should receive? | 2.5g |
Methyldopa 500 mg po Dose on hand: Methyldopa 250 mg tablets Question: How many tablets of methyldopa does the nurse administer? | 2 Tabs |
Phenytoin 100 mg po Dose on hand: Phenytoin 30 mg/5 mL suspension Question: How many mL of phenytoin suspension does the nurse administer? Round your answer to the nearest tenth | 16.7mL |
Theophylline 80 mg po Dose on hand: Theophylline 150 mg/15 mL elixir Question: How many mL of theophylline elixir does the nurse administer? | 8mL |
Amoxicillin 250 mg po Dose on hand: Amoxicillin 125 mg/5 mL suspension Question: How many mL of Amoxicillin suspension does the nurse administer? | 10mL |
Ciprofloxacin 250 mg po Dose on hand: Ciprofloxacin 500 mg/5 mL suspension Question: How many mL of Ciprofloxacin suspension does the nurse administer? | 2.5mL |
Chlordiazepoxide 100 mg po Dose on hand: Chlordiazepoxide 25 mg capsules Question: How many capsules of chlordiazepoxide does the nurse administer? | 4 capsules |
Acetaminophen 120 mg po Dose on hand: Acetaminophen 80 mg/5 mL suspension Question: How many mL of acetaminophen suspension does the nurse administer? | 7.5mL |
Digoxin 0.75 mg po Dose on hand: Digoxin 0.5 mg tablets Question: How many tablets of digoxin does the nurse administer? | 1.5 tablets |
Warfarin 7.5 mg po Dose on hand: Warfarin 2.5 mg tablets Question: How many tablets of warfarin does the nurse administer? | 3 tablets |
Metoprolol 12.5 mg Dose on hand: Metoprolol 25 mg tablets Question: How many tablets of metoprolol does the nurse administer? | 0.5 tablets |
Prednisone 30 mg po Dose on hand: Prednisone 20 mg tablets Question: How many tablets of prednisone does the nurse administer? | 1.5 tablets |
Ampicillin 1 g po Dose on hand: Ampicillin 250 mg capsules Question: How many capsules of ampicillin does the nurse administer? | 4 capsules |
Ibuprofen 150 mg po Dose on hand: Ibuprofen 100 mg/ 2.5 mL suspension Question: How many mL of Ibuprofen suspension does the nurse administer? | 3.75mL |
Furosemide 30 mg po Dose on hand: Furosemide 10 mg/mL solution Question: How many mL of Furosemide solution does the nurse administer? | 3mL |