Dosage Calc
Exams Questions
With Complete
Solutions
Denning [Date] [Course title]
, A patient is admitted to the emergency department with severe dehydration after spending several
hours in the hot sun at an outdoor event. The physician orders 2,000 mL of normal saline to be infused
over the next 4 hours. The IV tubing has a drop factor of 15. How many milliliters per hour will you set
on a controller? - Correct Answer: 500 mL/hr
A patient with a history of chronic back pain is admitted to the hospital with a vertebral compression
fracture. The physician orders a "now" dose of codeine 45 mg IM for the patient's pain. You have on
hand codeine 60 mg/2 mL. How many milliliters should the nurse administer to the patient? - Correct
Answer: 1.5 mL
A patient with terminal cancer is prescribed hydromorphone (Dilaudid) 0.015 mg/kg for pain
management. The patient weighs 150 pounds. The nurse has on hand hydromorphone 4 mg/mL. How
many milliliters should the nurse administer? - Correct Answer: 0.26 mL
WORK:
150lbs/1 x 1kg/2.2lbs x 0.015mg/1kg x 1mL/4mg = 2.25/8.8= 0.255 = 0.26
A 65-year-old patient with a history of atrial fibrillation is admitted to the hospital with a suspected
pulmonary embolism. The physician orders an IV with heparin at 700 units/hour. The pharmacy sends a
bag with 100 units/mL of solution. The infusion set has a drip factor of 15. How many milliliters per hour
will you set on the IV infusion controller? - Correct Answer: 7 mL/hr
A 66-year-old patient with a history of deep vein thrombosis (DVT) is currently on warfarin (Coumadin)
therapy. The patient has a bottle of Warfarin (Coumadin) 5 mg tablets at home. After reviewing the
patient's most recent international normalized ratio (INR) results, the healthcare provider calls the
patient and instructs them to adjust their daily dosage to 7.5 mg/day. The patient is unsure about how
to adjust their tablet intake to achieve the new dosage. As a nurse, you are asked to guide the patient on
the correct number of tablets they should take. Considering the patient has scored tablets, how many
tablets should the patient take daily? - Correct Answer: 1.5 tablets
A 45-year-old female patient with a history of anxiety disorder is prescribed alprazolam (Xanax) 0.5 mg
orally. However, the pharmacy mistakenly dispensed Xanax 0.25 mg tablets. The nurse must administer
the correct dose of 0.5 mg. How many tablets of Xanax 0.25 mg should the nurse give to the patient? -
Correct Answer: 2 tablets
Exams Questions
With Complete
Solutions
Denning [Date] [Course title]
, A patient is admitted to the emergency department with severe dehydration after spending several
hours in the hot sun at an outdoor event. The physician orders 2,000 mL of normal saline to be infused
over the next 4 hours. The IV tubing has a drop factor of 15. How many milliliters per hour will you set
on a controller? - Correct Answer: 500 mL/hr
A patient with a history of chronic back pain is admitted to the hospital with a vertebral compression
fracture. The physician orders a "now" dose of codeine 45 mg IM for the patient's pain. You have on
hand codeine 60 mg/2 mL. How many milliliters should the nurse administer to the patient? - Correct
Answer: 1.5 mL
A patient with terminal cancer is prescribed hydromorphone (Dilaudid) 0.015 mg/kg for pain
management. The patient weighs 150 pounds. The nurse has on hand hydromorphone 4 mg/mL. How
many milliliters should the nurse administer? - Correct Answer: 0.26 mL
WORK:
150lbs/1 x 1kg/2.2lbs x 0.015mg/1kg x 1mL/4mg = 2.25/8.8= 0.255 = 0.26
A 65-year-old patient with a history of atrial fibrillation is admitted to the hospital with a suspected
pulmonary embolism. The physician orders an IV with heparin at 700 units/hour. The pharmacy sends a
bag with 100 units/mL of solution. The infusion set has a drip factor of 15. How many milliliters per hour
will you set on the IV infusion controller? - Correct Answer: 7 mL/hr
A 66-year-old patient with a history of deep vein thrombosis (DVT) is currently on warfarin (Coumadin)
therapy. The patient has a bottle of Warfarin (Coumadin) 5 mg tablets at home. After reviewing the
patient's most recent international normalized ratio (INR) results, the healthcare provider calls the
patient and instructs them to adjust their daily dosage to 7.5 mg/day. The patient is unsure about how
to adjust their tablet intake to achieve the new dosage. As a nurse, you are asked to guide the patient on
the correct number of tablets they should take. Considering the patient has scored tablets, how many
tablets should the patient take daily? - Correct Answer: 1.5 tablets
A 45-year-old female patient with a history of anxiety disorder is prescribed alprazolam (Xanax) 0.5 mg
orally. However, the pharmacy mistakenly dispensed Xanax 0.25 mg tablets. The nurse must administer
the correct dose of 0.5 mg. How many tablets of Xanax 0.25 mg should the nurse give to the patient? -
Correct Answer: 2 tablets
