University of Maryland Medical Center Pediatric Antimicrobial Intravenous Dosing Guidelines ( > 2 kg and > 7 days old) DRUG
IV DOSE
FREQUENCY
MAX/DOSE
Amikacin*
7.5 - 10 mg/kg/dose
per renal function
N/A
Amphotericin B
0.3 – 1 mg/kg/24h
q 24 h
N/A
Ampicillin
100 – 400 mg /kg/24h
q6h
3 gm
Ampicillin/Sulbactam (Unasyn)
100 – 400 mg /kg/24h q6h (as ampicillin component)
3 gm
Azithromycin
10 mg/kg/24h Day 1 5 mg/kg/ 24h Day 2 to 5
q 24 h
500 mg
Cefazolin
50 – 100 mg /kg/24h
q8h
1 gm
Cefepime*
50 mg/kg/ dose
q8h
2 gm
Cefotetan
20 – 40 mg/kg/dose
q 12 h
2 gm
Cefoxitin
80 – 160 mg/kg/24h
q6h
2 gm
Ceftriaxone
50 – 100 mg/kg/24h
q 24 h 2 gm q 12 h (for meningitis)
Ciprofloxacin*
15 – 20 mg/kg/24h
q 12 h
400 mg
Clindamycin
25 – 40 mg/kg/24h
q6h–8h
900 mg
Doxycycline
2 – 4 mg/kg/24h
q 12 h
100 mg
Erythromycin
20 – 50 mg/kg/24h
q6h
1 gm
Fluconazole
3 – 12 mg/kg/24h
q 24 h
800 mg
Gentamicin
2.5 mg/kg/dose
per renal function
N/A
Metronidazole
30 mg/kg/24h
q6h
1 gm
Nafcillin
150 – 200 mg/kg/24h
q6h
2 gm
Penicillin G
100,000–400,000 u/kg/24h q 4 h
4 mln units
Piperacillin/Tazobactam 200 – 400 mg/kg/24h q6h (Zosyn) (as piperacillin component)
4 gm
Ticarcillin/Clavulanate (Timentin)
200 - 300 mg/kg/24h q6h (as ticarcillin component)
3 gm
TMP/SMX (Bactrim, Septra)
6 – 20 mg/kg/24h (as TMP component)
q 12 h – 6 h
N/A
Vancomycin*
10 – 15 mg/kg/24h
per renal function
N/A
*Requires ID approval. Women’s and Children’s Pharmacy
Central Pharmacy
Hours: Monday to Friday 7 am to 10 pm Saturday & Sunday 7 am to 8 pm
Telephone Number: 8- 5644 Fax Number: 8- 8474
Telephone Number 8 – 8950 Fax Number 8 - 7163 Beeper Numbers: 0847: S6U, S6D, FTN, L&D, MBU 8476: S5U, S5D, S5A, S5B, P4G Clinical Specialist Beeper: 2411 Updated 8/2000
University of Maryland Medical System Pediatric Antimicrobial ORAL Dosing Guidelines ( > 2 kg and > 7 days old) DRUG
ORAL DOSE
FREQUENCY
MAX/Dose
Amoxicillin
25 - 90 mg/kg/24h
q 12 h
875 mg
Amoxicillin/ Clavulanic Acid (Augmentin)
25 – 90 mg/kg/24h
q 12 h
875 mg
Azithromycin
5- 12 mg/kg/24h
q 24 h
500 mg
Cefpodoxime
10 mg/kg/24h
q 12 h
400 mg
Cephalexin
25 – 100 mg/kg/24h
q6h
1 gm
Ciprofloxacin
20 – 30 mg/kg/24h
q 12 h
750 mg
Clarithromycin
15 mg/kg/24h
q 12 h
500 mg
Clindamycin
10 – 30 mg/kg/day
q6h–8h
450 mg
Doxycycline
2 – 4 mg/kg/24h
q 12 h
100 mg
Erythromycin
30 – 50 mg/kg/24h (as ethylsuccinate)
q6h
800 mg
Erythromycin/ Sulfisoxazole (Pediazole)
40 – 50 mg/kg/24h q6h (as erythromycin component)
500mg
Fluconazole
3 – 12 mg/kg/24h
q 24 h
800mg
Penicillin VK
25 – 50 mg/kg/24h
q6h
500mg
TMP/SMX (Bactrim, Septra)
6 – 10 mg/kg/24h (as TMP component)
q 12 h
160 mg Updated 9/2000