1. A 2-year-old boy weighing 12 kg is prescribed amoxicillin for acute otitis media. The recommended dosage is 80-90 mg/kg/day divided into two doses. What is the appropriate dose per administration?
A) 240 mg
B) 480 mg
C) 540 mg
D) 720 mg
E) 1080 mg
2. A 6-month-old infant weighing 7 kg needs acetaminophen for fever. The recommended single dose is 10-15 mg/kg. What is the maximum single dose that can be safely administered?
A) 70 mg
B) 85 mg
C) 105 mg
D) 120 mg
E) 140 mg
3. A pediatrician is prescribing ibuprofen for a 4-year-old child weighing 18 kg with juvenile idiopathic arthritis. The recommended dosage is 30-40 mg/kg/day divided into three to four doses. What is the maximum daily dose for this child?
A) 540 mg
B) 620 mg
C) 720 mg
D) 800 mg
E) 900 mg
4. A 10-year-old girl weighing 35 kg is prescribed oral prednisolone for an acute asthma exacerbation. The recommended dosage is 1-2 mg/kg/day. What is the appropriate daily dose range?
A) 17.5-35 mg
B) 35-70 mg
C) 70-140 mg
D) 140-280 mg
E) 280-560 mg
5. A newborn weighing 3 kg requires gentamicin for suspected sepsis. The dosage is 4 mg/kg every 24 hours. What is the correct dose?
A) 6 mg
B) 9 mg
C) 12 mg
D) 15 mg
E) 18 mg
6. An 8-year-old boy weighing 25 kg is prescribed oral penicillin V for streptococcal pharyngitis. The recommended dosage is 25-50 mg/kg/day divided into 2-3 doses. What is the maximum single dose if given three times daily?
A) 208 mg
B) 312 mg
C) 416 mg
D) 520 mg
E) 625 mg
7. A 3-year-old girl weighing 15 kg needs albuterol via nebulizer for an acute asthma attack. The recommended dose is 0.15 mg/kg (minimum 2.5 mg) per nebulization. What is the appropriate dose?
A) 1.5 mg
B) 2.25 mg
C) 2.5 mg
D) 3 mg
E) 3.75 mg
8. A 5-year-old boy weighing 20 kg is prescribed oral cephalexin for a skin infection. The recommended dosage is 25-50 mg/kg/day divided into four doses. What is the appropriate dose range per administration?
A) 62.5-125 mg
B) 100-200 mg
C) 125-250 mg
D) 250-500 mg
E) 500-1000 mg
9. A 12-year-old girl weighing 40 kg needs morphine for postoperative pain. The recommended initial IV dose is 0.1 mg/kg. What is the appropriate initial dose?
A) 2 mg
B) 3 mg
C) 4 mg
D) 5 mg
E) 6 mg
10. A 1-year-old infant weighing 10 kg is prescribed oral metronidazole for giardiasis. The recommended dosage is 15 mg/kg/day divided into three doses. What is the appropriate dose per administration?
A) 25 mg
B) 50 mg
C) 75 mg
D) 100 mg
E) 150 mg
11. A 7-year-old girl weighing 23 kg is prescribed oral valacyclovir for herpes zoster. The recommended dosage is 20 mg/kg three times daily. What is the appropriate dose per administration?
A) 380 mg
B) 420 mg
C) 460 mg
D) 500 mg
E) 540 mg
12. An 8-month-old infant weighing 8 kg needs oral ranitidine for GERD. The recommended dosage is 2-4 mg/kg twice daily. What is the maximum daily dose?
A) 32 mg
B) 48 mg
C) 56 mg
D) 64 mg
E) 72 mg
13. A 4-year-old boy weighing 16 kg is prescribed oral methylphenidate for ADHD. The initial dose is 0.3 mg/kg twice daily. What is the appropriate starting dose per administration?
A) 2.4 mg
B) 3.6 mg
C) 4.8 mg
D) 6.0 mg
E) 7.2 mg
14. A 9-year-old girl weighing 30 kg needs IV acyclovir for herpes encephalitis. The recommended dose is 10 mg/kg every 8 hours. What is the appropriate dose per administration?
A) 200 mg
B) 250 mg
C) 300 mg
D) 350 mg
E) 400 mg
15. A 2-year-old boy weighing 13 kg is prescribed oral azithromycin for pneumonia. The recommended dose is 10 mg/kg on day 1, followed by 5 mg/kg daily for 4 days. What is the appropriate dose for day 1?
A) 100 mg
B) 120 mg
C) 130 mg
D) 150 mg
E) 170 mg
16. A 6-year-old girl weighing 22 kg needs oral prednisone for an acute asthma exacerbation. The recommended dose is 1-2 mg/kg/day for 3-5 days. What is the maximum daily dose?
A) 22 mg
B) 33 mg
C) 44 mg
D) 55 mg
E) 66 mg
17. A 3-month-old infant weighing 5 kg is prescribed oral amoxicillin/clavulanate for otitis media. The recommended dosage is 90 mg/kg/day of the amoxicillin component, divided into two doses. What is the appropriate dose of amoxicillin per administration?
A) 112.5 mg
B) 180 mg
C) 225 mg
D) 270 mg
E) 337.5 mg
18. A 10-year-old boy weighing 32 kg needs IV ceftriaxone for meningitis. The recommended dose is 100 mg/kg/day divided into two doses. What is the appropriate dose per administration?
A) 1200 mg
B) 1400 mg
C) 1600 mg
D) 1800 mg
E) 2000 mg
19. A 5-year-old girl weighing 18 kg is prescribed oral cetirizine for allergic rhinitis. The recommended dose is 2.5 mg once daily for children 2-5 years old. What percentage of the adult dose (10 mg daily) is this child receiving?
A) 15%
B) 20%
C) 25%
D) 30%
E) 35%
20. A 1-year-old boy weighing 10 kg needs oral metronidazole for amoebiasis. The recommended dose is 35-50 mg/kg/day divided into three doses. What is the maximum dose per administration?
A) 116 mg
B) 133 mg
C) 150 mg
D) 166 mg
E) 183 mg
21. A 14-year-old girl weighing 50 kg is prescribed oral fluoxetine for depression. The initial recommended dose is 10-20 mg daily. What is the maximum initial dose in mg/kg/day?
A) 0.2 mg/kg/day
B) 0.3 mg/kg/day
C) 0.4 mg/kg/day
D) 0.5 mg/kg/day
E) 0.6 mg/kg/day
22. An 8-year-old boy weighing 26 kg needs oral carbamazepine for epilepsy. The initial dose is 10-20 mg/kg/day divided into two doses. What is the maximum initial dose per administration?
A) 130 mg
B) 195 mg
C) 260 mg
D) 325 mg
E) 390 mg
23. A 3-year-old girl weighing 14 kg is prescribed oral cefixime for urinary tract infection. The recommended dose is 8 mg/kg/day divided into one or two doses. What is the appropriate daily dose?
A) 96 mg
B) 108 mg
C) 112 mg
D) 120 mg
E) 128 mg
24. A 6-month-old infant weighing 7 kg needs oral vitamin D supplementation. The recommended dose is 400 IU daily. What is the dose in IU/kg/day?
A) 42.9 IU/kg/day
B) 50.0 IU/kg/day
C) 57.1 IU/kg/day
D) 64.3 IU/kg/day
E) 71.4 IU/kg/day
25. A 12-year-old boy weighing 45 kg is prescribed oral doxycycline for Lyme disease. The recommended dose is 4 mg/kg/day divided into two doses. What is the appropriate dose per administration?
A) 80 mg
B) 85 mg
C) 90 mg
D) 95 mg
E) 100 mg
26. A 4-year-old girl weighing 17 kg needs oral ondansetron for chemotherapy-induced nausea. The recommended dose is 0.15 mg/kg. What is the appropriate dose?
A) 2.05 mg
B) 2.35 mg
C) 2.55 mg
D) 2.75 mg
E) 2.95 mg
27. An 11-year-old boy weighing 38 kg is prescribed oral gabapentin for neuropathic pain. The starting dose is 10-15 mg/kg/day divided into three doses. What is the maximum starting dose per administration?
A) 126 mg
B) 158 mg
C) 190 mg
D) 222 mg
E) 254 mg
28. A 2-year-old girl weighing 12 kg needs oral oseltamivir for influenza. The recommended dose for children weighing ≤15 kg is 30 mg twice daily. What is the dose in mg/kg/dose?
A) 1.5 mg/kg
B) 2.0 mg/kg
C) 2.5 mg/kg
D) 3.0 mg/kg
E) 3.5 mg/kg
29. A 9-year-old boy weighing 28 kg is prescribed oral atomoxetine for ADHD. The initial dose is 0.5 mg/kg/day. What is the appropriate starting daily dose?
A) 12 mg
B) 14 mg
C) 16 mg
D) 18 mg
E) 20 mg
30. A 5-month-old infant weighing 6 kg needs oral amoxicillin for sinusitis. The recommended dose is 45 mg/kg/day divided into two doses. What is the appropriate dose per administration?
A) 105 mg
B) 120 mg
C) 135 mg
D) 150 mg
E) 165 mg
31. A 7-year-old girl weighing 24 kg is prescribed oral levetiracetam for epilepsy. The starting dose is 10 mg/kg twice daily. What is the appropriate starting dose per administration?
A) 200 mg
B) 220 mg
C) 240 mg
D) 260 mg
E) 280 mg
32. A 13-year-old boy weighing 48 kg needs IV vancomycin for MRSA infection. The recommended dose is 15 mg/kg every 6 hours. What is the appropriate dose per administration?
A) 660 mg
B) 680 mg
C) 700 mg
D) 720 mg
E) 740 mg
33. A 4-year-old girl weighing 16 kg is prescribed oral clarithromycin for pneumonia. The recommended dose is 7.5 mg/kg twice daily. What is the appropriate dose per administration?
A) 100 mg
B) 110 mg
C) 120 mg
D) 130 mg
E) 140 mg
34. An 8-year-old boy weighing 27 kg needs oral metformin for type 2 diabetes. The starting dose is 500 mg twice daily. What is the starting dose in mg/kg/day?
A) 32 mg/kg/day
B) 34 mg/kg/day
C) 36 mg/kg/day
D) 38 mg/kg/day
E) 40 mg/kg/day
35. A 1-year-old girl weighing 9 kg is prescribed oral nystatin for oral thrush. The recommended dose is 100,000 units four times daily. What is the daily dose in units/kg?
A) 40,000 units/kg
B) 44,444 units/kg
C) 48,889 units/kg
D) 53,333 units/kg
E) 57,778 units/kg
36. A 6-year-old boy weighing 21 kg needs oral valproic acid for epilepsy. The starting dose is 10-15 mg/kg/day divided into two or three doses. What is the maximum starting dose if given three times daily?
A) 95 mg
B) 100 mg
C) 105 mg
D) 110 mg
E) 115 mg
37. A 15-year-old girl weighing 55 kg is prescribed oral levofloxacin for pneumonia. The recommended dose is 8 mg/kg once daily (max 750 mg/day). What is the appropriate daily dose?
A) 400 mg
B) 420 mg
C) 440 mg
D) 460 mg
E) 480 mg
38. A 3-year-old boy weighing 15 kg needs oral trimethoprim-sulfamethoxazole for a urinary tract infection. The recommended dose is 8 mg/kg/day of trimethoprim component, divided into two doses. What is the appropriate dose of trimethoprim per administration?
A) 50 mg
B) 55 mg
C) 60 mg
D) 65 mg
E) 70 mg
39. A 10-year-old girl weighing 35 kg is prescribed oral montelukast for asthma. The recommended dose for children 6-14 years old is 5 mg daily. What is the dose in mg/kg/day?
A) 0.11 mg/kg/day
B) 0.13 mg/kg/day
C) 0.14 mg/kg/day
D) 0.16 mg/kg/day
E) 0.18 mg/kg/day
40. An 18-month-old boy weighing 11 kg needs oral prednisolone for croup. The recommended dose is 1-2 mg/kg as a single dose. What is the maximum single dose?
A) 18 mg
B) 20 mg
C) 22 mg
D) 24 mg
E) 26 mg
41. A 5-year-old girl weighing 19 kg is prescribed oral rifampin for tuberculosis prophylaxis. The recommended dose is 10-20 mg/kg/day (max 600 mg/day). What is the maximum daily dose for this child?
A) 320 mg
B) 340 mg
C) 360 mg
D) 380 mg
E) 400 mg
42. A 14-year-old boy weighing 52 kg needs oral fluconazole for candidiasis. The recommended dose is 6 mg/kg on day 1, followed by 3 mg/kg daily. What is the appropriate loading dose on day 1?
A) 288 mg
B) 300 mg
C) 312 mg
D) 324 mg
E) 336 mg
43. A 2-year-old girl weighing 12 kg is prescribed oral famciclovir for herpes simplex. The recommended dose is 8 mg/kg twice daily. What is the appropriate dose per administration?
A) 84 mg
B) 88 mg
C) 92 mg
D) 96 mg
E) 100 mg
44. An 8-year-old boy weighing 26 kg needs oral clindamycin for a skin infection. The recommended dose is 30-40 mg/kg/day divided into three or four doses. What is the maximum dose per administration if given four times daily?
A) 220 mg
B) 240 mg
C) 260 mg
D) 280 mg
E) 300 mg
45. A 6-month-old infant weighing 7 kg is prescribed oral ranitidine for GERD. The recommended dose is 2-4 mg/kg twice daily. What is the minimum dose per administration?
A) 10 mg
B) 12 mg
C) 14 mg
D) 16 mg
E) 18 mg
46. A 12-year-old girl weighing 42 kg needs oral ciprofloxacin for complicated urinary tract infection. The recommended dose is 20-30 mg/kg/day divided into two doses. What is the maximum dose per administration?
A) 570 mg
B) 600 mg
C) 630 mg
D) 660 mg
E) 690 mg
47. A 3-year-old boy weighing 14 kg is prescribed oral cefuroxime for otitis media. The recommended dose is 30 mg/kg/day divided into two doses. What is the appropriate dose per administration?
A) 180 mg
B) 200 mg
C) 210 mg
D) 220 mg
E) 240 mg
48. A 9-year-old girl weighing 30 kg needs oral sertraline for OCD. The starting dose is 25 mg daily. What is the starting dose in mg/kg/day?
A) 0.67 mg/kg/day
B) 0.75 mg/kg/day
C) 0.83 mg/kg/day
D) 0.92 mg/kg/day
E) 1.00 mg/kg/day
49. A 1-year-old boy weighing 10 kg is prescribed oral cefixime for otitis media. The recommended dose is 8 mg/kg/day as a single dose or divided into two doses. What is the appropriate daily dose?
A) 70 mg
B) 75 mg
C) 80 mg
D) 85 mg
E) 90 mg
50. A 16-year-old girl weighing 58 kg needs oral doxycycline for acne. The recommended dose is 1-2 mg/kg/day. What is the maximum daily dose?
A) 100 mg
B) 110 mg
C) 116 mg
D) 120 mg
E) 130 mg
51. A 4-year-old girl weighing 18 kg is prescribed oral cefdinir for sinusitis. The recommended dose is 14 mg/kg/day divided into one or two doses. What is the appropriate daily dose?
A) 232 mg
B) 246 mg
C) 252 mg
D) 264 mg
E) 278 mg
52. An 11-year-old boy weighing 40 kg needs oral metronidazole for anaerobic infection. The recommended dose is 7.5 mg/kg every 6 hours. What is the appropriate dose per administration?
A) 280 mg
B) 290 mg
C) 300 mg
D) 310 mg
E) 320 mg
53. A 2-year-old girl weighing 13 kg is prescribed oral cephalexin for skin infection. The recommended dose is 25-50 mg/kg/day divided into four doses. What is the minimum dose per administration?
A) 65 mg
B) 75 mg
C) 81 mg
D) 85 mg
E) 90 mg
54. A 7-year-old boy weighing 25 kg needs IV acyclovir for herpes encephalitis. The recommended dose is 20 mg/kg every 8 hours. What is the appropriate dose per administration?
A) 450 mg
B) 475 mg
C) 500 mg
D) 525 mg
E) 550 mg
55. A 6-month-old infant weighing 8 kg is prescribed oral amoxicillin for otitis media. The recommended dose is 80-90 mg/kg/day divided into two doses. What is the maximum dose per administration?
A) 320 mg
B) 340 mg
C) 360 mg
D) 380 mg
E) 400 mg
56. A 13-year-old girl weighing 45 kg needs oral fluconazole for vaginal candidiasis. The recommended dose is 6 mg/kg (maximum 400 mg) as a single dose. What is the appropriate dose?
A) 240 mg
B) 260 mg
C) 270 mg
D) 290 mg
E) 310 mg
57. A 5-year-old boy weighing 20 kg is prescribed oral valacyclovir for chickenpox. The recommended dose is 20 mg/kg three times daily. What is the appropriate dose per administration?
A) 360 mg
B) 380 mg
C) 400 mg
D) 420 mg
E) 440 mg
58. A 9-year-old girl weighing 32 kg needs oral gabapentin for neuropathic pain. The starting dose is 10-15 mg/kg/day divided into three doses. What is the minimum dose per administration?
A) 96 mg
B) 106 mg
C) 116 mg
D) 126 mg
E) 136 mg
59. A 3-year-old boy weighing 15 kg is prescribed oral prednisolone for asthma exacerbation. The recommended dose is 1-2 mg/kg/day for 3-5 days. What is the maximum daily dose?
A) 25 mg
B) 30 mg
C) 35 mg
D) 40 mg
E) 45 mg
60. A 16-year-old girl weighing 60 kg needs IV vancomycin for MRSA infection. The recommended dose is 15-20 mg/kg every 8-12 hours. What is the maximum dose per administration?
A) 1000 mg
B) 1100 mg
C) 1200 mg
D) 1300 mg
E) 1400 mg