Trimpex Dosage

Generic name: TRIMETHOPRIM HYDROCHLORIDE 50mg in 5mL
Dosage form: oral solution
Drug class: Urinary anti-infectives

Medically reviewed by Drugs.com. Last updated on Sep 27, 2024.

Acute Otitis Media in Pediatric Patients

The recommended dose for pediatric patients with acute otitis media is 10 mg/kg trimethoprim per 24 hours, given in divided doses every 12 hours for 10 days. The following table is a guideline for the attainment of this dosage:

Pediatric patients 6 months of age or older:
Weight		Dose (every 12 hours)
lb	kg	tsp	mL
11	5	½	2.5
22	10	1	5
33	15	1½	7.5
44	20	2	10
55	25	2½	12.5
66	30	3	15
77	35	3½	17.5
≥88	≥40	4	20

Uncomplicated Urinary Tract Infections

The usual oral adult dosage is 100 mg (10 mL) every 12 hours or 200 mg (20 mL) every 24 hours, each for 10 days.

Patients with Impaired Renal Function

The use of trimethoprim in patients with a creatinine clearance of less than 15 mL/min is not recommended. Patients with a creatinine clearance of 15 to 30 mL/min should receive half the dose recommended for patients of the same age with normal renal function.

Frequently asked questions

More about Trimpex (trimethoprim)

Patient resources

Trimpex advanced reading

Other brands

Primsol, Proloprim

Professional resources

Other brands

Primsol

Related treatment guides

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Medical Disclaimer

Drug Status

Availability Discontinued

Pregnancy & Lactation Risk data available

CSA Schedule* Not a controlled drug N/A

Approval History Drug history at FDA

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Images

Pill ROCHE TRIMPEX 100 is Trimpex 100 MG — Trimpex 100 MG (ROCHE TRIMPEX 100)

Trimpex Dosage

Acute Otitis Media in Pediatric Patients

Uncomplicated Urinary Tract Infections

Patients with Impaired Renal Function

Frequently asked questions

More about Trimpex (trimethoprim)

Patient resources

Other brands

Professional resources

Other brands

Related treatment guides

See also:

Nitrofurantoin

Cefdinir

Ozempic

Amoxicillin/clavulanate

Levofloxacin

Augmentin

Ceftriaxone

Clindamycin

Cephalexin

Ciprofloxacin

Further information