Weight-Based Dosing

The 70-kg patient has an order to receive vancomycin 10 mg/kg intravenously every 12 hours. Pharmacy dispenses the vancomycin in 25 mL vials, which contain 100 mg of vancomycin each. How many milliliters of medication does the nurse administer per dose?

A 15 mL/kg transfusion of packed red blood cells has been ordered for a premature neonate with a hemoglobin of 6.4 g/dL. The neonate is 4 days old and weighs 14 ounces. How many milliliters of blood does the nurse administer? Enter your response as a whole number.

The patient is a 5-year-old boy who presents with anticholinergic toxicity and has been prescribed physostigmine 0.02 mg/kg q10min until the patient’s heart rate drops to 100 beats per minute. The patient’s heart rate is 132 bpm and he weighs 42 pounds. It takes 40 minutes after the first dose for the patient’s heart rate to decrease to 100 bpm. How much total physostigmine, in mg, does the nurse administer? Input your answer to the nearest hundredth decimal place.

The patient is a 5-year-old child who presents with anticholinergic toxicity and who has been prescribed 0.02 mg/kg of physostigmine. The patient weighs 56 pounds. The pharmacy dispenses the medication in 1 mg/mL vials. How many milliliters will the nurse administer per dose? Input your answer to the nearest hundredth decimal place.

A 5-year-old boy presents with recent ingestion of an entire bottle of chewable pediatric acetaminophen. The child’s mother learned of the ingestion two hours after it occurred and immediately brought the child to the closest emergency department an hour away. The patient weighs 41 pounds. Which of the following prescriptions should the nurse most likely anticipate initially?

The patient is a 5-year-old boy who presents having ingested an entire bottle of acetaminophen 2 hours ago. The provider has prescribed acetylcysteine 150 mg/kg intravenously in 3ml/kg D5W. The patient weighs 35 pounds. How many grams of acetylcysteine in how many milliliters of D5W does the nurse administer to this patient? Input your answer to the nearest tenth decimal place in this exact format (X.X g in XX.X mL).

The patient is receiving intravenous gentamicin to treat a gram-negative infection. The nurse draws a gentamicin trough level immediately prior to the 4th dose; the result is 2.2 µg/mL. Which of the following conclusions would be most appropriate given this result?

A patient is brought to the emergency department by ambulance immediately after being rescued from a house fire. It is determined he has suffered third-degree burns to 34% of his body. The nurse is ordered to begin fluid resuscitation. The patient weighs 186 pounds. Using the Parkland formula, determine the rate (in mL/hr) the nurse will use to program the pump for fluid infusion during the first 8 hours. Enter your answer as a whole number.

The nurse is administering fluid resuscitation to a patient who sustained fourth-degree burns to 25% of the body and third-degree burns to 15% of the body. The patient weighs 210 pounds. Using the Parkland formula, how many milliliters should the nurse plan for the patient to receive in the first 24 hours of resuscitation?

The provider has instructed the nurse to begin fluid resuscitation of a burn patient using the Parkland formula. The patient’s weight is 84 kg and the total body surface area burned is 32%. The pharmacy provides lactated Ringers (LR) in 1,000 mL bags. How many bags of LR should the nurse request from the pharmacy to ensure the patient can be properly fluid resuscitated? Input your answer using a whole number.

The 48-pound patient is in the intensive care unit with hypovolemic shock. Intravenous norepinephrine has been ordered to run continuously at 0.05 mcg/kg/min. The pharmacy dispenses the medication in a 1 mg/mL concentration. What is the rate in milliliters per hour that the patient will receive? Enter your answer to the hundredth decimal.

The infant who weighs 3.8 kg has a total fluid order of 120 ml/kg/day. Continuous infusions include dexmedetomidine running at 0.38 mL/h, morphine running at 0.2 mL/h, dopamine at 0.4 mL/h, and midazolam at 1.2 mL/h. At what rate will the nurse program the patient’s total parenteral nutrition to meet the total fluid goal? Enter your rate in mL/h to the tenth decimal place.

A 6-day-old neonate in the newborn intensive care unit has been prescribed oxacillin for a suspected central line-associated bloodstream infection. The nurse receives the following order: oxacillin IV 50 mg/kg/day, divided q12h. The neonate weighs 2 lb. 11 oz and the pharmacy dispenses the medication in a concentration of 20 mg/mL. How many milliliters will the nurse administer for each dose? Round your answer to the nearest tenth decimal place.

The 39-week-gestation neonate is born to a mother with chorioamnionitis. The provider has ordered ampicillin 75 mg/kg/day in divided doses every 8 hours and administered intravenously. The neonate weighs 4.2 kg. How many milligrams does the nurse administer with each dose? Enter your answer using a whole number.

The 25-week-gestation neonate is ordered to receive ampicillin 100 mg/kg/day intravenously divided into doses every 12 hours immediately after birth. The neonate weighs 745 grams. The pharmacy dispenses ampicillin in a 5 mL vial that contains 125 mg. How many milliliters will the nurse administer with each dose? Round your answer to the nearest tenth decimal.

The 32-week-gestation, 1.9 kg neonate has been prescribed intravenous ampicillin for concerns for sepsis. The dose is 150 mg/kg/d divided into 2 doses administered over 15 minutes. The pharmacy dispenses the medication in a 5 mL vial that contains 250 mg of medication. At what rate will the nurse program the medication to infuse? Round your answer to the nearest tenth decimal.

The provider orders an infusion of 10mL/kg/hr for the patient who weighs 154 lbs. The nurse arranges the IV infusion pump to dispense which flow rate?

The 3.2 kg patient with persistent pulmonary hypertension of the newborn (PPHN) has the following order: Infuse norepinephrine 0.05 mcg/kg/min IV and titrate q15 minutes by 0.05 mcg/kg/min to maintain mean arterial pressure between 45 and 55 mm Hg. Overnight, the norepinephrine had been titrated to 0.25 mcg/kg/min for persistent hypotension. At 0900, the MAP rose to 62 mm Hg and the nurse decreased the infusion from 0.25 mcg/kg/min to 0.20 mcg/kg/min. At 0905, the patient’s blood pressure fell to 42 mm Hg. Which action does the nurse take first?

The parent reports giving the child 1 teaspoon of ibuprofen suspension. The nurse charts which volume in milliliters?

The 2.1 kg neonate with hypoxic ischemic encephalopathy is in status epilepticus that is refractory to 2 loading doses of phenobarbital. The provider has ordered 20 mg/kg to be administered intravenously STAT. The pharmacy dispenses the medication in a concentration of 50 mg/mL. How many milliliters does the nurse administer? Input your answer to the hundredth decimal.

The 4.5 kg neonate with hypoxic ischemic encephalopathy is in status epilepticus that is refractory to 2 loading doses of phenobarbital. The provider has ordered 20 mg/kg to be administered intravenously over 15 minutes STAT. The pharmacy dispenses the medication in a concentration of 50 mg/mL. What rate will the nurse program the pump to administer the medication? Round your answer to the tenth decimal place.

At the 2-month checkup, the baby’s mother tells the nurse that the 4.1 kg baby eats 3 ounces of expressed breast milk every 3 hours. How many kilocalories/kg/day is the baby receiving? Input your answer using a whole number.

The very low birth weight infant was born at 0.9 kg and now weighs 1.3 kg. The neonate is on full feeds receiving 24 kcal/oz formula with a daily kcal goal of 120 kcal/kg/day. The patient eats every 3 hours around the clock. How many milliliters does the nurse administer with each feeding? Enter your answer using a whole number.

An adult weighing 70 kg just arrived to the emergency department (ED) with burns on the front of both legs and the genital region. Using the Parkland formula, how much fluid is to be administered to the patient over the next 8 hours?