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Trimethoprim Pediatric Dose Calculator

Harriet Lane–based dosing records for Trimethoprim. Use with patient weight, indication, and local antimicrobial stewardship policy.

Search full dosage browser for Trimethoprim

Trimethoprim

Generic: Primsol, Proloprim

Indication: Urinary tract infections

Pediatric dosage: 4-6 mg/kg/day

Route: Oral

Frequency: Once or twice daily

Trimethoprim + Sulfamethoxazole (TMP-SMX)

Generic: Bactrim, Septra

Indication: UTIs; PCP treatment/prophylaxis; MRSA infections

Pediatric dosage: See Sulfamethoxazole and Trimethoprim U

Route: Oral/IV

Frequency: Varies