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PRIMSOL vs TRIMPEX 200

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated June 7, 2026·How we rate

Possible drug interaction. PRIMSOL and TRIMPEX 200 are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Rating

New
New

Pharmacy pays

~$35.33 /30
~$35.33 /30

Type

RX
RX

Active ingredient

TRIMETHOPRIM HYDROCHLORIDE
TRIMETHOPRIM

Manufacturer

Dosage forms

Solution
Tablet

Drug class

Dihydrofolate Reductase Inhibitor Antibacterial
Dihydrofolate Reductase Inhibitor Antibacterial

Boxed warning

None
None

Half-life

about 8 to 10 hours
about 8 to 10 hours

Treats

Bronchitis, Escherichia Coli Infections, Klebsiella Infections
Bronchitis, Escherichia Coli Infections, Klebsiella Infections

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Frequently asked questions

Which is cheaper, Primsol or Trimpex 200?

Pharmacies pay about the same to acquire either one — roughly $35.33 for a 30-count supply, per the CMS NADAC survey. That is not what you will be charged: your price is set by your insurer and the pharmacy, not by what the drug cost them.

What is the difference between Primsol and Trimpex 200?

Primsol contains Trimethoprim Hydrochloride, while Trimpex 200 contains Trimethoprim — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.