IV Drip Rates Calculate the IV Drip Rate in gtts/min for the Following Scenarios: 1. \( 500 \mathrm{~mL} \) to run over 6 hours. The drop factor is \( 20 \mathrm{gtts} / \mathrm{mL} \). 2. \( 1000 \mathrm{ml} \) to be delivered over 12 hours . The drop factor is \( 15 \mathrm{gtts} / \mathrm{ml} \) 3. \( 650 \mathrm{~mL} \) to infuse over 4 hours. The drop factor is \( 10 \mathrm{gtts} / \) \( \mathrm{mL} \) \( 4.100 \mathrm{~mL} \) to be delivered over 40 minutes. The drop factor is \( 20 \mathrm{gtts} / \mathrm{mL} \) 5. \( 250 \mathrm{~mL} \) to infuse over 2 hours. The drop factor is 15 \( \mathrm{gtts} / \mathrm{mL} \) 6. \( 2000 \mathrm{~mL} \) to run over 24 hours. The drop factor is 60 \( \mathrm{gtts} / \mathrm{mL} \) 7. \( 50 \mathrm{~mL} \) to be infused in 30 minutes with a drop factor of 15 \( \mathrm{gtts} / \mathrm{mL} \) 8. \( 750 \mathrm{~mL} \) to run over 5 hours using IV tubing with a drop factor of \( 20 \mathrm{gtts} / \mathrm{mL} \) 9. \( 1200 \mathrm{~mL} \) to run over 12 hours using a micro drip infusion set. 10.Give 1 liter of NS IV in 5 hours. The IV set is a regular 15 drop set. 11. Give 1 unit ( \( 250 \mathrm{~mL} \) ) of packed red cells IV within 4 hours. The blood set delivers \( 10 \mathrm{gtts} / \mathrm{mL} \). 12. Give \( 1,000 \mathrm{ml} \) D5W to keep vein open over the next 24 hours. The set to be used delivers \( 60 \mathrm{drops} / \mathrm{mL} \). 13. Give \( 150 \mathrm{~mL} \) of Normal Saline over 4 hours. The micro
IV Drip Rates Calculate the IV Drip Rate in gtts/min for the Following Scenarios: drip set delivers \( 60 \mathrm{gtts} / \mathrm{mL} \). 14. Give \( 4,000 \mathrm{~mL} \) of D5W over 24 hours. The IV set package reads \( 20 \mathrm{gtts} / \mathrm{ml} \) 15. Give \( 3,000 \mathrm{~mL} \) of \( \mathrm{D} / 2 \mathrm{NS} \) over 16 hours. The macro drip set delivers \( 15 \mathrm{gtts} / \mathrm{mL} \). 16. Give \( 3,000 \mathrm{~mL} \) of D5W over 24 hours. The IV set delivers \( 15 \mathrm{gtts} / \mathrm{mL} \). 17. Give \( 100 \mathrm{~mL} \) of Ringer's Lactate in 1 hour. The micro drip set delivers \( 60 \mathrm{gtts} / \mathrm{mL} \). 18. Give Heparin 500 units IV per hour. The IV solution contains 20,000 units per \( 1,000 \mathrm{ml} \) D5W. A micro drip set is to be used \( (60 \mathrm{gtts} / \mathrm{mL}) \). 19. Give \( 1,000,000 \) units of Ampicillin IV in 2 hours. The drug comes from the pharmacy with \( 5,000,000 \) units in \( 1,000 \mathrm{~mL} \) D5W. A 15 drop IV set is to be used. 20. Give \( 40 \mathrm{mEq} \) of potassium chloride IV over 8 hours. The solution available contains \( 80 \mathrm{mEq} \) in \( 1,000 \mathrm{~mL} \) of D5W. The IV set delivers \( 10 \mathrm{gtts} / \mathrm{mL} \). Information - mEq (milliequivalents) is the concentration of the solution and is not a part of the formula - IV set \( 10 \mathrm{gtts} / \mathrm{ml} \) is used for blood infusion drip rate - IV set \( 15 \mathrm{gtts} / \mathrm{ml} \) is used for average adult drip rate - IV set \( 60 \mathrm{micro} \mathrm{gtts} / \mathrm{ml} \) is used for pediatrics drip rate
When calculating drug doses that inchude a dosage schedule (meaning the drug dose is weight-based), a safe and easy strategy is to follow these steps: Step 1: lbs \( \rightarrow \mathrm{kg} \) Step 2: calculate D Step 3: \( \frac{D}{H} \cdot V \) Weight-Based Dosage Calculations Practice 1. Doctor orders \( 12 \mathrm{mg} / \mathrm{kg} \) of Acyclovir. The patient weighs \( 115 \mathrm{lbs} \). Acyclovir is supplied as \( 100 \mathrm{mg} / 2 \mathrm{~mL} \). How many mL will you administer per dose? 2. Doctor orders \( 2 \mathrm{mg} / \mathrm{kg} \) of Lovenox subcutaneous daily. Patient weighs \( 155 \mathrm{lbs} \). You are supplied with a Lovenox syringe that reads \( 40 \mathrm{mg} / 0.4 \mathrm{~mL} \). How many \( \mathrm{mL} / \) dose will you administer? 3. A client weighing \( 41 \mathrm{~kg} \) is prescribed levothyroxine sodium \( 1.6 \mathrm{mcg} / \mathrm{kg} / \mathrm{day} \) orally. What dosage will be administered by the nurse? 4. Calculate the dose of ceftriaxone in mL for meningitis for a patient weighing \( 18 \mathrm{~kg} \). The dose required is \( 100 \mathrm{mg} / \mathrm{kg} / \) day given IV once daily and the drug comes pre-diluted in a concentration of \( 40 \mathrm{mg} / \mathrm{mL} \). 5. Order, acetaminophen (Tylenol) elixir \( 10 \mathrm{mg} / \mathrm{kg} \) p.o. Child weight is 10 pounds. Available: acetaminophen (Tylenol) elixir \( 160 \mathrm{mg} / \mathrm{mL} \). How many mL of acetaminophen (Tylenol) will the nurse administer? 6. A two-year old toddler who weighs 30 pounds is diagnosed with otitis media. The physician ordered the antibiotic amoxicillin \( 20 \mathrm{mg} / \mathrm{kg} P O \mathrm{q} 8 \mathrm{~h} \). The label reads \( 125 \mathrm{mg} \) in \( 5 \mathrm{~mL} \). How many milliliters will you administer? 7. A child who weighs 100 pounds is admitted to the hospital for a repair of an inguinal hemia. The pre-op order is: Versed \( 0.08 \mathrm{mg} / \mathrm{kg} \mathrm{IM}, 30 \) minutes before surgery. The label reads \( 5 \mathrm{mg} / \mathrm{mL} \). How many milliliters will you administer? 8. You have orders to administer Dilantin \( 6 \mathrm{mg} / \mathrm{kg} / \mathrm{day} q 6 \mathrm{~h} \) for a young child with seizures. The child weighs \( 30 \mathrm{lbs} \). The Dilantin comes prepared and premeasured with \( 125 \mathrm{mg} / 5 \mathrm{~mL} \). How many mL will you administer per dose? 9. Order is for levothyroxine sodium \( 1.7 \mathrm{mcg} / \mathrm{kg} / \) day taken orally daily. The client weight is \( 53 \mathrm{~kg} \). How many mcg will the patient receive? 10. The prepared strength of a drug is \( 100 \mathrm{mg} / 4 \mathrm{~mL} \). The dosage schedule is \( 100 \mathrm{mg} k \mathrm{~g} \) of birth weight. A premature newbom weighs \( 1100 \mathrm{~g} \). Based on the weight of the newbom, what dosage is needed? How many mL of the drug should be given to achieve this dose?
11. Using a schedule of \( 0.1 \mathrm{mg} / \mathrm{kg} \) for albuterol syrup and a prepared-strength mixture of \( 2 \mathrm{mg} / 5 \mathrm{~mL} \), how much of the syrup is needed for a child weighing \( 44 \mathrm{lbs} \) ? 12. A \( 2.1 \mathrm{~kg} \) infant is prescribed bacitracin 900 units/kg/day in three divided doses. Available is bacitracin 5000 units/mL. How many mL will be given to the patient per dose? (Round to two decimal places) 13. Give Ceclor \( 45 \mathrm{mg} / \mathrm{kg} / \) day p.o, in 3 divided doses for a patient who weighs 66 pounds. A \( 75 \mathrm{~mL} \) stock medication is labeled Ceclor \( 125 \mathrm{mg} / \mathrm{mL} \). How many \( \mathrm{mL} \) would the nurse administer per dose? 14. Medication with strength \( 1 \mathrm{~g} / 2 \mathrm{~mL} \) has been ordered at \( 10 \mathrm{mg} / \mathrm{kg} \). The patient weighs 284 lb. How much should be administered? (If less than 1, round to the nearest hundredth; otherwise, round to the nearest tenth.) 15. A child has been admitted to the hospital with a fever of unknown origin. The body temperature is \( 104^{\circ} \mathrm{F} \). The pediatrician orders cefaclor \( 7 \mathrm{mg} / \mathrm{kg} / \) dose \( q 8 \mathrm{~h} \) po. The child weighs \( 15 \mathrm{~kg} \). The label reads \( 200 \mathrm{mg} / 5 \mathrm{~mL} \). How many milliliters will you administer per dose? 16. Order. Phenobarbital \( 4 \mathrm{mg} / \mathrm{kg} \) per day. Supplied is Phenobarbital \( 30 \mathrm{mg} / \mathrm{mL} \). The patient weight is \( 34 \mathrm{~kg} \). How many mL must be administered per day? 17. Medication with strength \( 2 \mathrm{~g} / 4 \mathrm{~mL} \) has been ordered at \( 15 \mathrm{mg} / \mathrm{kg} / \) day divided into two doses. The patient weighs \( 155 \mathrm{lb} \). How much should be administered per dose? (Round to hundredths) 18. Calculate the dose of amoxicillin suspension in mLs for otitis media for a 1-yr-old child weighing \( 22 \mathrm{lb} \). The dose required is \( 40 \mathrm{mg} / \mathrm{kg} / \) day divided \( \mathrm{BID} \) and the suspension comes in a concentration of \( 400 \mathrm{mg} / 5 \mathrm{~mL} \). 19. A nurse is preparing to administer potassium gluconate \( 3 \mathrm{mEq} / \mathrm{kg} / \) day \( \mathrm{PO} \) divided in equal doses every 6 hours to a preschooler who weighs \( 42 \mathrm{lb} \). Available is potassium gluconate liquid \( 20 \mathrm{mE} q / 15 \mathrm{~mL} \). How many mL should the nurse administer per dose? Round to the nearest whole number 20. The physician's order for a \( 77 \mathrm{lb} \) child is Depakene \( 45 \mathrm{mg} / \mathrm{kg} / \) day to be given p.0+ at 8 AM and at 8 PM. Supply: \( 480 \mathrm{~mL} \) bottle of Depakene syrup \( 250 \mathrm{mg} / 5 \mathrm{~mL} \). a) How many mL should be administered per dose? (Round to the nearest whole) b) How many full days will this bottle last?