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. 2023 Mar 17;15(2):113–132. doi: 10.4103/ua.ua_147_22

Table 7.

Oral antibiotics regimens for pediatrics urinary tract infection

Antibiotic Therapeutic dose Side effect and complication Bacterial coverage Contraindication
TMP Dose not mentioned like the others Not recommended for children younger than 2 months of age Nausea and vomiting Pruritus Rash, Stevens-Johnson syndrome Hyperkalemia thrombocytopenia leucopenia Have multiple drug interactions E. coli Enterobacter spp. Klebsiella spp. P. mirabilis Coagulase negative S. aureus In renal impairment and folate deficiency
TMP-SMX 30–60 mg/kg SMZ 6–12 mg/kg TMP Divided Q 12 h Not recommended for children younger than 2 months Same as TMP Hepatotoxicity Seizures, vertigo Peripheral neuropathy Kernicterus Can lead to pseudomembranous colitis Causes hemolysis in G6PD deficiency Same as TMP Broader coverage of Proteus and Morganellea spp.
Cephalexin 50–100 mg/kg divided Q 8 h Nausea and vomiting Cholestatic hepatitis Neurotoxicity Blood dyscrasia Headache Risk of Clostridium difficile, Candida and Enterococcus spp. Infection E. coli Mirabilia Klebsiella spp.
Augmentin 20–40 mg/kg divided Q 8 h Take with meals to enhance absorption Rash (are associated with infectious mononucleosis and/or leukaemia Transient disturbance of liver enzymes Nausea and vomiting Diarrhea Cholestatic hepatitis Electrolyte disturbance Neurotoxicity Blood dyscrasia Risk of Clostridium difficile, Candida, and Enterococcus spp. Infection Useful against b-lactamase strains of E. coli, Enterobacter spp. and Klebsiella spp.
Norfloxacin Rash, pruritis Nausea and vomiting, diarrhea Phototoxicity Hearing loss and diplopia Peripheral neuropathy Tendon rupture Causes hemolysis in G6PD deficiency Pseudomonas spp. Antibiotics resistant bacteria
Nitrofurantoin 5–7 mg/lg divided Q 6 h Not recommended for children younger than 1 month Antacids reduce potency of drug Nausea and vomiting, diarrhea Rash Vertigo Peripheral polyneuropathy Urine discoloration Hepatotoxicity is rare Pulmonary toxicity is rare Causes hemolysis in G6PD deficiency Gram-negative and Gram-positive coverage
Cefixime 8 mg/kg Q 24 h Abdominal pain, diarrhea, flatulence, rash
Cefpodoxime 10 mg/kg divided Q 12 h Abdominal pain, diarrhea, nausea, rash
Cefprozil Abdominal pain, diarrhea, elevated results on liver function tests, nausea

TMP: Trimethoprim, TMPSMX: TMP-sulfamethoxazole, P. mirabilis: Proteus mirabilis, S. aureus: Staphylococcus aureus, E. coli: Escherichia coli