1. PEDIATRIC MEDICATION CALCULATIONS.

2. . 1) A 5year old Child is having seizures
Order: Dilantin 62.5 mg, PO, bid
Available: Dilantin oral suspension mg/ml
How much Dilantin suspension would you give per dose?

3. . 2) Child is in congestive heart failure Order: Lasix 10mg, IV x 1.
Child weighs 22lbs;
Safe dosing range is 1mg/kg.
Is the dose ordered safe?

4. . 3) Child has fever of 102.6 Order: Acetaminophen 240 mg, PO x 1.
Available: Acetaminophen 80mg per ½ teaspoon
How much acetaminophen would you give?
In ml?
In teaspoons?

5. . 4) Child is in congestive heart failure
Order: Digoxin 0.05mg, PO q12h.
Available: Pediatric Digoxin elixir mcg/ml.
How much Digoxin would you give, in ml?

6. . 5) Child has strep pharyngitis
Order: Amoxicillin/clavunate (augmentin) g, PO, q8h
Available: Augmentin 250mg/ml
How much Augmentin would you give, in ml?

7. . 6) Child has a staph infection. Order: Clindamycin 150mg, PO, q6h
Child’s weight: 40lbs
Pediatric does parameter: 8-25mg/kg/d in three or four divided doses
Drug available: Clindamycin 75mg/ml, oral solution
How many milligrams of Clindamycin would the
Child receive per day?
Is the dose ordered within dosing parameters?

8. . 7) Child has otits media. Order: Cefaclor (Ceclor) 0.25g, PO, q8h
Childs’s weight: 66lbs.
Pediatric Dose Parameter: mg/kg/d in three divided doses, maximum g qd.
Drug available: Ceclor 250mg/5ml
How many milligrams of Ceclor would you give per dose?

9. . 8) Child, 3- years- old has a fever of 102.6.
Order: Acetaminophen 120mg, PO, Q4h x 4 doses/d, PRN for T >102.0.
Child’s weight:15 kg
Pediatric dose parameter: mg, TID, maximum 480mg/d
Drug available: Children's acetaminophen elixir: 80mg per ½ teaspoon
Is the dose within safe pediatric dose parameters?
How many milliliters of acetaminophen would you give per dose?

10. . 9) Child is having an allergic reaction to a prescribed antibiotic.
Order: Diphenhydramine Hydrochloride (Benadryl) 50mg, PO, q6h
Childs weight: 33lbs
Safe dose range: Benadryl (PO) 5mg/kg/day
Drug available: Pediatric Benadryl elixir: 12.5mg/5ml
Is dose order within safe dosing range?
How many ml will child receive with each dose?

11. . 10) Toddler has Otitis media and a fever.
Order: Ibuprofen, 75mg, PO, q6h
Childs weight: 22lbs.
Safe dosage range: 5mg/kg/PO, q6h, maximum
Drug available: Ibuprofen drops 100mg/5ml
Is the dose within safe dosing range?
How many ml will the child receive with each dose?

12. .
11) Child has history of rheumatic fever and requires Penicillin G Procaine, IM, once monthly for rheumatic fever prophylaxis
Order: Pen G Procaine 1.2 million units, IM x 1.
Safe dosage range: Children 1.2 million units IM, monthly
Drug available: Penicillin G Procaine, powder: when Mixed according to manufactures advice each 1ml of reconstituted drug solution will contain 1 million units/ml.
How many ml of PCN G Procaine will you draw up?

13. . 12) 10 year old boy with repaired TGA at birth is having dental work
Order: Amoxicillin 1500 mg
Childs weight: 77 lbs
Dose required for Bacterial endocarditis prophylaxis: 50mg/kg in one (1) dose, ½ hour before dental work is performed
Is dose ordered sufficient to cover bacterial endocarditis prophylaxis?

14. .
13) Infant (4 months old) with large VSD is in congestive heart failure. The cardiologist is starting the infant on Digoxin. It will be administered using the Pediatric Total Digitalizing Dosage (TDD) calculation
Order: Digoxin, 0.15mg, in three (3) TDD doses, IV
Child’s weight: lbs
Safe Dosing parameters:35-40 mcg/kg, IV, in TDD.
Drug available: 0.5 mg/2 ml IV solution
Is dose ordered within safe dosing parameters?
What is the first TDD dose?

15. . 14) 4½ year old child has otitis media.
Order: Cefdinir, 150mg PO q12h
Childs weight: 33 lbs
Safe dosing parameter: 7mg/kg/q12h
Is the dose ordered within safe dosing parameters?

16. . 15) Child has narcotic induced respiratory depression
Order: Naloxone HCL (Narcan) 0.32mg, IV, STAT x1
Childs weight: 32 lbs
Safe dosing range: 0.01mg/kg, IM/IV, q min, prn
Drug available: 1mg/ml
Is dose ordered within safe dosing range?
How much Narcan would you draw up for administration?

17. . 16) 2¾ year old child has suspected urosepsis.
Order: Gentamycin, 80mg IV, q8h.
Childs weight: 22lbs
Safe dosing parameter:6-7.5mg/kg/day
What is the safe dosing range for this child?
Is the dose ordered within safe dosing parameters?

18. . 17) The safe dosage range for acetaminophen is 10-15 mg/kg q4h.
What is the maximum safe dose for the following children?
33lbs?
46 lbs?
58 lbs?
Acetaminophen is available in 100mg/5cc
How much acetaminophen in ml would you give to a child weighing?
33lb
46lbs
58lbs

19. . 18) 10 year old Child has bacterial pneumonia
Order: Cefadroxil 350mg, PO, q12h
Child’s weight: 88 lbs
Safe dosing parameter: 20mg/kg/day
Drug available: Cefadroxil, suspension, mg/teaspoon
Is the dose ordered within safe dosing range?
How much Cefadroxil would you give child per dose – In ml?

20. . 19) Child has cellulitis. Order: Cefotaxime 375mg, IV, q6h.
Childs weight: 40lbs
Safe dosing parameter: mg/kg/day, q6h
Drug available: Cefotaxime IV, 500mg
When mixed to manufactures recommendations, each ml will equal 150mg/ml.
Is the dose ordered safe?
How much Cefotaxime will you give with each dose, in ml?
How much Cefotaxime will the child receive per day?

21. .
20)The safe dosage range for Ibuprofen is 5-10mg/kg/dose,maximum of 4 doses qd, q6h.
What is the maximum safe dose for the following children?
10lbs
17lbs
26lbs
35lbs
Ibuprofen is available in 100mg/2.5ml. How much would you draw up
for administration to the following children weighing?
10 lbs
17 lbs
26 lbs
35 lbs

22. . 21) Child has systemic bacteremia. Order: Oxacillin, 200mg, IV, q6h
Child’s weight: 32 lbs
Safe dosing range: mg/kg/ in 4 – 6 divided doses daily.
Drug available: Oxacillin IV Solution, when mixed to manufactures recommendations each 1.5 ml will equal 250 mg.
Is the dose ordered within safe dosing parameter?
How much medication will you draw up for administration?

23. . 22) Child has urinary tract infection
Order: Trimethoprim (TMP)/sulfamethoxazole (SMZ) (Septra) 60/300mg, PO, q12h.po
Child’s weight: 33lbs
Safe dosing range: TMP 8mg/ SMZ 40mg/kg/ in divided doses
Drug available: TMP 40mg & SMZ 200mg/1 teaspoon
Is the dose ordered safe?
How much in ml would you draw up with each dose?