Dog · Canis lupus familiaris · typical adult weight 2.00–80.00 kg
DL-Methionine is dosed at 25–50 mg/kg PO q8h in dogs, per Plumb's Veterinary Drug Handbook, 9th Ed. DL-Methionine is used in dogs for Urinary acidification. Routes documented in dogs: PO. A typical adult dog weighs 2.00–80.00 kg. ExoticRx lists 1 cited dose rule for DL-Methionine in dogs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Methio-Form, Ammonil
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 25–50 mg/kg | q8h | Long-term; adjust dose based on urine pH monitoring | Urinary acidification | Moderate | Plumb's Veterinary Drug Handbook, 9th Ed |
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These ranges are per kg. Enter your dog's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Essential amino acid metabolized to sulfuric acid, lowering urine pH. Acidic urine inhibits struvite crystal formation and some bacterial growth.
Contraindicated in cats with hepatic lipidosis or metabolic acidosis. Monitor urine pH regularly. Overdose can cause Heinz body anemia in cats.
Species-specific contraindications and adverse-reaction reports for dogs may differ from canine / feline reference data — consult the primary citations listed with each rule.
DL-Methionine dose range in dogs, with cited source references: PO 25–50 mg/kg q8h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for DL-Methionine in dogs: PO.
Cited course lengths for DL-Methionine in dogs include: Long-term; adjust dose based on urine pH monitoring. Duration depends on the indication — match it to the specific dose rule in the table above.
DL-Methionine is indicated in dogs for: Urinary acidification.
These are general warnings for DL-Methionine across species; consult the dog dosing table above for species-specific guidance. Contraindicated in cats with hepatic lipidosis or metabolic acidosis. Monitor urine pH regularly. Overdose can cause Heinz body anemia in cats.
Why a species-specific page? DL-Methionine pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in dogs — 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.