Dosage Calculations FINAL Exam Version 2 answer KEY,Exam (elaborations)

Dosage Calculations FINAL Exam Version 2 answer KEY,Exam (elaborations) 1. Order: Compazine 10 mg, PO, qid. Using the following drug label, how many tablet(s) would you give per dose? 2. A patient is to receive lidocaine hydrochloride (Xylocaine) 100 mg as an intravenous bolus. The Xylocaine is labeled 20 mg/mL. How many milliliters should be administered? 3. Medication order: Nafcillin 0.5 G, IM, q6h. Drug available: 2 g Nafcillin Sodium for injection, USP. How many milliliters of Nafcillin would you give per dose? 4. The medication order is to administer Ancef 5 mg/kg. The child weighs 90 pounds. The maximum dosage is 750 mg. How many milligrams are ordered for the child? 5. Mix 10 units of oxytocin in 1000 mL NS. Start infusion at 25 mL/hr. Do Increase by 5 mL/hr every 10 minutes until uterine contractions are 2 to 3 minutes apart not to exceed 44 miliunits/min. Maintain total IV fluid volume at 100 mL/hr. How many miliunits per hour will be delivered? 6. The medication order is to administer furosemide (Lasix) 2 mg/kg/day. The child weighs 33 pounds. Drug available: 8 mL vial labeled Lasix 10 mg/mL. How many mL will the nurse administer each day? 7. Order: 20 mg of a medication by mouth tid Patient weight: 132 pounds (60kg) Safe dose range: 1 to 3 mg/kg/day This is a safe medication order. A) True B) False 8. Medication order: Capoten 100 mg Available: Capoten 0.1 g tablets How many tablets will you administer? 9. Prefixes can be added to a basic unit of measurement to indicate a larger or smaller unit of measurement than the basic unit. What does the prefix kilo indicate? A) One hundred B) Ten C) One thousand D) One tenth 10. 3 cups= mL 11. Convert 7 oz to L. 12. Medication on hand: Insulin 50 units in 100mL How many units per ML? 13. Convert 36 to a Roman numeral. 14. Order: Theophylline 120 mg, PO, daily. Drug available: Theophylline elixir 80 mg/15 mL. How many milliliters of theophylline will you give? 15. You have an IV infusing at 125 mL/hr. How long will it take 1500 mL to infuse? 16. What does the abbreviation “G” stand for? A) Grams B) Granules C) Grains D) Graduates 17. Medication Order: Chlorpromazine (Thorazine) 25 mg, PO, qid. Using the following drug label, how many milliliters of Thorazine will the patient receive per dose? 18. Medication order: Morphine 10 mg, IM, STAT. Using the following drug label, how many milliliters of morphine would you give? 19. Order: Cefuroxime axetil (Ceftin) 350 mg, PO, bid. Using the following drug label, how many milligrams will the patient receive per day? 20. Prepare 500 mL of 0.9% NACL solution. How many grams of NACL will you need? 21. The medication order is to administer Ancef 5 mg/kg. The child weighs 75 pounds. The maximum dosage is 500 mg. How many milligrams are ordered for the child? 22. Order: Betamethasone (Celestone) 2.4 mg, PO, daily. Drug available: Betamethasone 0.6 mg tablets How many tablet(s) would you give? 23. The suggested does of tobramycin is 4 mg/kg/day to be administered every 12 hours. A baby weighing 5500 g should receive how many mg/dose? 24. Medication order: Hydroxyzine (Vistaril) 50 mg, IM, q6h. Using the following drug label, how many milliliters should the patients receive per dose? 25. An infusion pump is set to administer 75 mL/hr to a patient. How many hours will it take for the patient to receive 600 mL of fluid? 26. Child’s BSA: 1.1 m2 Order: Betamethasone 4 mg/m2/day PO, divided into four doses Available: Syrup 0.6 mg/5 mL How many milliliters will you administer per dose? 27. Order: Acyclovir (Zovirax) 400 mg, PO, bid Available: Acylovir 40 mg/ml. How many milliliters of Zovirax will you give per dose? 28. A patient asks the nurse what the generic name on a drug label means. The best answer is: A) “The generic name is the commercial name given by the pharmaceutical company.” B) “The generic name is in large bold letters and is a name given to the drug by the manufacturer.” C) “The generic name is the chemical name given to the drug.” D) “The generic name relates to the dosage strength of the drug.” 29. Medication order: Clindamycin 250 mg, IM, q6h. Using the following drug label, how many milliliters of clindamycin would you give per dose? 30. Order D5W at 30 mL/hr. What is the drop rate per minute if the drop factor is 15 gtt/mL? 31. Order: Timolol maleate (Blocadren) 10 mg, PO, bid; the, after 2 weeks, the patient is to receive 40 mg in two divided doses. Using the following drug label, how many tablet(s) should the patient receive per dose during the first 2 weeks? 32. What is the STAT order for medication? A) An order that is a routine order of the health care provider and used as needed in specific circumstances B) An order that is given once and usually for a specific time C) An order that is given to the patient when requested and at the nurse’s discretion D) A one-time order for a dose of medication to be given immediately 33. Order: Meprobamate (Equanil) 1.2 g/d, in three divided doses Drug available: Equanil 400 mg tablets How many milligrams would the patient receive per dose? 34. The IV order is for 1.5 L of D5NS to be infused over 12 hours. The IV will be administered through an electronic pump. What will be the hourly flow rate? 35. Order: Propranolol (Inderal) 30 mg, PO, tid Drug available: Propranolol 10 mg How many tablet(s) would you give per dose? 36. Medication order: Ampicillin suspension 275 mg q6h Available: Ampicillin suspension 50 mg/mL How many mL will you administer? 37. Order: Procainamide (Procan) SR 0.5 g, PO, q6h. Using the following drug label, how many grams should the patient receive per day? 38. The medication order is to administer amoxicillin 100 mg PO qid. Available: amoxicillin oral suspension 125 mg/mL How many mL will the nurse administer per day? 39. Order: Azithromycin (Zithromax) 300 mg, PO, first day, then 160 mg, PO, daily for the second through the fifth day. Using the following drug label, how many milliliters will the patient receive per dose for the second through the fifth day? 40. Medication order: Amikacin 500 mg/IM, q12h Using the following drug label, how many milliliters of amikacin would you give per dose? 41. Order: Artane 1 mg, PO initially Using the following drug label, how many milliliters will you give? 42. The suggested dose of tobramycin is 4 mg/kg/day to be administered every 12 hours. An infant weighing 4000 g should receive how many mg/dose? 43. The medication order is for Amikacin IV for a 25-pound child. Calculate the dosage if the normal pediatric dose is 12 mg/kg. 44. Prepare 50 mL of 50% hydrogen peroxide and water mouthwash. How many mL of hydrogen peroxide will you need? 45. 150 cm = how many meters? 46. A STAT dose of 20 mg of a drug is ordered for a patient. The drug comes in 5 and 10 mg tablets. There are no 10 mg tablets on hand. How many tablets will the nurse give? 47. The medication order is1000 mL of D5W with aminophylline 1 g at 0.9 mg/kg/hour. The patient's weight is 60 kg. Calculate the flow rate in milliliters per hour. 48. Medication order: Ampicillin 500 mg, IM, q6h. Using the following drug label, how many milliliters of diluent would you add to the ampicillin vial? 49. The medication order is to administer erythromycin 125 mg via gastric tube tid. Available: erythromycin 250 mg per 5 mL How many mL will the nurse administer with each dose? 50. Order: Prochlorperazine (Compazine) 7.5 mg, PO, qid Using the following drug label, how many milliliters of Compazine will the patient receive per dose? 51. Medication order: Meperidine 30 mg and Atropine sulfate 0.3 mg, IM. Using the following drug label, how many milliliters of Meperidine would you give? 52. Medication order: Cimetidine HCl (Tagamet) 100 mg, IM, qid. Using the following drug label, how many milliliters of Tagamet would the patient receive per dose? 53. Change this solution to a percentage: 1:10 54. Order: methyldopa (Aldomet) 0.75 g, PO, bid. Using the following drug label, how many grams of Aldomet should the patient receive per day? 55. Medication order: Procan SR 1 g PO q6h Available: Procan SR 500 mg tablets How many tablets will you administer? 56. The medication order is to administer tetracycline (Sulycin) 0.75 g, PO tid. The bottle of tetracycline is labeled 250 mg/5 mL. How many mL will you give per dose? 57. 12 L = dL 58. Order: Cephalexin 0.5 g, PO, q6h. Using the following drug label, how many milligrams equal 0.5 g? 59. Medication order: 60 mg PO qid Patient weight: 45 pounds (20.45 kg) Safe dose range: 15 to 22 mg/kg/day This is a safe medication order. A) True B) False 60. Solve for X, 2 : 5 :: X : 10 61. Cover 200 pounds to Kg. 62. Choose the correct example of using a “leading zero”. A) .01 B) 0.01 C) 1.0 D) 01.01 63. Medication order: Nafcillin 0.5 g, IM, q6h. Using the following drug label, how many milliliters of diluent would you add? 64. Medication order: Loading dose, mix magnesium sulfate 20 g in 1000 mL D5W. Infuse 4 g over 30 minutes, then maintain at 1 g/hr. Maintain primary IV 1000 mL D5W at 60 mL/hr after magnesium sulfate loading dose. Available: Magnesium sulfate 50% in 10 mL vials Calculate the secondary rate for the loading dose. 65. Order: Cardizem SR 120 mg, PO, bid. Using the following drug label, how many tablet(s)/capsule(s) per dose would you give? 66. 4 teaspoons = mL 67. Medication order: Oxacillin 250 mg, IM, q6h. Using the following drug label, how much diluent would you add to the Oxacillin vial? 68. What is 1800 hours? 69. Medication on hand: Heparin 25,000 units in 500 mL How many units per mL? 70. The nurse wants to give 2 g of magnesium sulfate and has available a medication labeled 50% magnesium sulfate in 20 mL. How many mL will the nurse administer? 71. Change CC to an Arabic number. 72. How many miliunits are in a unit? 73. 6 grams = ounces 74. Order: Compazine 10 mg, PO, qid. Using the following drug label, how many tablet(s) would you give per dose? 75. The medication order is to administer Xanax 0.75 mg PO tid. Available: Xanax 250 mcg tablets How many tablets will the nurse administer? 76. Order: D5LR at 100 mL/hr. What is the drop rate per minute if the drop factor is 10 gtt/mL? 77. 4 L = how many dL? 78. Medication order: Bretylium tosylate 50 mg (Bretylol) in 100 mL of D5W at 2 mg/kg/hour Patient Weight: 45 kg Calculate the flow rate in milliliters per hour. 79. Order: Aminocaproic acid (Amicar) 1.5 g, PO, STAT, and may repeat in 1 hour. How many milligrams are in 1.5 g? 80. Using the following drug label, identify the generic name of the medication. A) Diltiazem HCI B) Marion Merrell Dow C) Cardizem D) NDC 81. The nurse must check the expiration date on the drug label before administering the medication. Why shouldn’t the drug be administered after the expiration date? A) The drug can become discolored after the expiration date. B) The drug can lose its potency after the expiration date. C) The drug can be given for 6 months after the expiration date. D) The pharmaceutical companies will lose revenue if medications are given after the expiration date. 82. Convert 5 g to mg. 83. Order: Cipro 0.5 g, PO, q12h. Using the following drug label, how many tablet(s) would you give per dose? 84. Medication order: Heparin 25,000 units in 500 mL, infuse 4000 units/hr How many mL per hour do you need to infuse to deliver 4000 units/hr? 85. 6 Tablespoons = how many teaspoons? 86. Why would a transdermal patch such as nitroglycerin be ordered for a patient? A) It provides a sudden increase in medication and then tapers off as the medication is absorbed. B) It is easier to administer than an oral medication. C) It provides pain relief much more quickly than an oral medication. D) It allows a slow, systemic absorption of medication. 87. Solve: 2/5 × 5/6 Provide answer as a fraction. 88. What is 2100 hours? 89. Medication order: Aminophylline 1 gram in 250 mL, infuse 25 mg/hr How many mL per hour must you infuse to deliver 25 mg/hr? 90. 24 grams = ounces 91. Order: Amoxicillin/clavulanate (Augmentin) 0.25 g, PO, q8h Using the following label, how many milliliters of Augmentin will you give per dose? 92. Order: Artane 1 mg, PO initially Using the following drug label, how many milliliters will you give? 93. 1200 mL = how many L? 94. When a nitroglycerine medication is ordered to be given transdermally, what precaution should the nurse take? A) The nurse should wear gloves when administering the medication. B) The nurse should encourage the patient to drink plenty of fluids. C) The nurse should administer this medication with food. D) The nurse should apply this medication directly over the area where the last medication was administered. 95. 0.5 g = how many mg? 96. Order: D5 1/2NS at 75 mL/hr. What is the drop rate per minute if the drop factor is 15 gtt/mL? 97. Medication order: 300 mL of 75% Ensure. How much Ensure should be mixed with water to equal 300 mL? 98. The recommended digitalizing dose of digoxin (Lanoxin) for a child younger than 2 years of age is 35 mcg/kg. The child weighs 21 pounds. The nurse has available Lanoxin Elixir 0.05 mg/mL. How many mL will the nurse administer to the child as a digitalizing dose? 100. A child weighs 52 pounds. Convert to kilograms.