Cat · Felis catus · typical adult weight 2.50–7.00 kg
Doxycycline is used in cat for Upper respiratory infections, Mycoplasma, Chlamydophila, Hemoplasma (Mycoplasma haemofelis), Feline stomatitis adjunct, Bartonella (cat scratch disease). Routes documented in cat: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 5 cited dose rules for Doxycycline in cat, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: Vibramycin
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 5–10 mg/kg | q12-24h | 14-21 days | Upper respiratory infections, Mycoplasma, Chlamydophila | Strong | Plumb's Veterinary Drug Handbook, 9th Ed |
| PO | 5–10 mg/kg | q12h | 28 days | Hemoplasma (Mycoplasma haemofelis) | Strong | Plumb's Veterinary Drug Handbook, 9th Ed |
| PO | 5–10 mg/kg | q12h | 14-28 days | Feline stomatitis adjunct | Moderate | Plumb's Veterinary Drug Handbook, 9th Ed |
| PO | 5–10 mg/kg | q12h | 28 days | Bartonella (cat scratch disease) | Moderate | Plumb's Veterinary Drug Handbook, 9th Ed |
| PO | 5–10 mg/kg | q24h | 14-28 days | Feline chronic gingivostomatitis adjunct | Weak | Plumb's Veterinary Drug Handbook, 9th Ed |
Need the exact dose for your patient?
These ranges are per kg. Enter your cat's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Inhibits protein synthesis by binding to 30S ribosomal subunit, preventing aminoacyl-tRNA attachment.
Can cause esophageal strictures in cats if not followed by water. Photosensitivity. Avoid in pregnant animals (tooth discoloration in fetus).
Species-specific contraindications and adverse-reaction reports for cat may differ from canine / feline reference data — consult the primary citations listed with each rule.
Why a species-specific page? Doxycycline pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cat — 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.