What is Sulfamethoxydiazine used for?

Sulfamethoxydiazine is indicated for: Coccidial infections.

Which species have cited Sulfamethoxydiazine dosing data?

Sulfamethoxydiazine dosing in the ExoticRx formulary covers 1 species: Russian Tortoise.

Is Sulfamethoxydiazine a controlled substance?

Sulfamethoxydiazine is not federally scheduled in the US. Controlled-drug status differs by country — verify your local rules.

Sulfamethoxydiazine

Calculate dosage

Sourced from published veterinary references. Awaiting credentialed clinical reviewer — our editorial process.

Sulfamethoxydiazine is dosed at 40–80 mg/kg SC 80 mg/kg once, then 40 mg/kg q 24 h for 5–7 d in russian tortoises, per Merck Veterinary Manual. Antimicrobial Drugs Used in Reptiles (dosing table). Rahway (NJ): Merck & Co.; accessed 2026. URL: https://www.merckvetmanual.com/multimedia/table/antimicrobial-drugs-used-in-reptiles. Verify against current literature before clinical use.

Drug Class

Uncategorized

Routes

Indications

Coccidial infections

Species with Sulfamethoxydiazine dosing data (1 dose rule)

Russian Tortoise

Species references:All Russian Tortoise drugs

Evidence levels across 1 dose rule

Weak×1

Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.

Backed by a published source

· Merck Veterinary Manual. Antimicrobial Drugs Used in Reptiles (dosing table). Rahway (NJ): Merck & Co.; accessed 2026. URL: https://www.merckvetmanual.com/multimedia/table/antimicrobial-drugs-used-in-reptiles

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Calculate Dosage for Sulfamethoxydiazine