Reptile · Testudo horsfieldii · typical adult weight 0.23–0.91 kg
Tylosin is dosed at 5 mg/kg IM q 24 h in russian tortoises, per Divers SJ. Empirical doses of antimicrobial drugs commonly used in reptiles. Exot DVM. 1998;1:23. — Verified against Mader's Reptile and Amphibian Medicine and Surgery, 3rd Ed, p.1404 (2026-08-01). — SOURCE EDITION: Mader's Reptile and Amphibian Medicine and Surgery (Divers & Stahl) — ISBN 9780323482530, https://openlibrary.org/isbn/9780323482530. Tylosin is used in russian tortoises for Mycoplasmosis. Routes documented in russian tortoises: IM. A typical adult russian tortoise weighs 0.23–0.91 kg. ExoticRx lists 1 cited dose rule for Tylosin in russian tortoises, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Tylan
Contraindicated in Horse (Equine)
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| IM | 5 mg/kg | q 24 h | Mycoplasmosis | Weak | Divers SJ. Empirical doses of antimicrobial drugs commonly used in reptiles. Exot DVM. 1998;1:23. — Verified against Mader's Reptile and Amphibian Medicine and Surgery, 3rd Ed, p.1404 (2026-08-01). — SOURCE EDITION: Mader's Reptile and Amphibian Medicine and Surgery (Divers & Stahl) — ISBN 9780323482530, https://openlibrary.org/isbn/9780323482530 |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
| Dose (mg/kg) | Route | Source | As printed |
|---|---|---|---|
| 5 | IM | BSAVA Small Animal Formulary, 10th ed — Part B (Exotic Pets)p.307 | 5 mg/kg i.m. q24h every 10-60 days |
| 5 | IM | Mader's Reptile and Amphibian Medicine and Surgery, 3rd edTable 127.1 | 5 mg/kg IM q24h × 10-60 days70 Most species/mycoplasmosis |
Figures are transcribed from the cited page or table of each held edition and are shown for reference only. They are not dose recommendations, they do not feed the calculator, and none has been reviewed by a veterinarian.
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These ranges are per kg. Enter your russian tortoise's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Binds 50S ribosomal subunit, inhibiting bacterial protein synthesis. Anti-inflammatory properties in GI tract.
CONTRAINDICATED in rabbits, guinea pigs (fatal dysbiosis). Commonly used for chronic colitis in dogs. Very bitter taste. IM injection painful.
Species-specific contraindications and adverse-reaction reports for russian tortoises may differ from canine / feline reference data — consult the primary citations listed with each rule.
Tylosin dose range in russian tortoises, with cited source references: IM 5 mg/kg q 24 h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Tylosin in russian tortoises: IM.
Tylosin is indicated in russian tortoises for: Mycoplasmosis.
These are general warnings for Tylosin across species; consult the russian tortoise dosing table above for species-specific guidance. CONTRAINDICATED in rabbits, guinea pigs (fatal dysbiosis). Commonly used for chronic colitis in dogs. Very bitter taste. IM injection painful.
Why a species-specific page? Tylosin pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in russian tortoises — the rules above are the citations specific to this species, not generic recommendations.
Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.