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BACTRIM vs BACTRIM DS

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 14, 2026·How we rate

Rating

New
64/100

Pharmacy pays

Type

RX
RX

Active ingredient

SULFAMETHOXAZOLE AND TRIMETHOPRIM
SULFAMETHOXAZOLE AND TRIMETHOPRIM

Dosage forms

Tablet
Tablet

Drug class

Boxed warning

None
None

Half-life

about 10 hours
about 10 hours

Frequently asked questions

What is the difference between Bactrim and Bactrim Ds?

Both Bactrim and Bactrim Ds share the active ingredient Sulfamethoxazole and Trimethoprim.

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.