Methionine

Methionine In Dogs & Cats: Uses, Dosage and Side Effects

Overview

• Urinary acidifier.

Uses of Methionine

• Treatment of struvite urolithiasis.
• There is an increased risk of acidosis if used with other urinary acidifying treatments.
• Used to be recommended for paracetamol poisoning, but alternative anti-oxidants now preferred (e.g. acetylcysteine, S-adenosylmethionine).

Dose of Methionine in Dogs and Cats

Dogs:

• Urine acidification: 100 mg/kg p.o. q12h. Adjust the dose until urine pH is 6.5 or lower.

Cats:

• Urine acidification: 200 mg/cat p.o. q8h. Adjust the dose until urine pH is 6.5 or lower.

Side Effects of Methionine in Dogs and Cats

• Overdosage may lead to metabolic acidosis.

Contraindications of Methionine in Dogs and Cats

• Renal failure or severe hepatic disease.
• Young age.

Some Notes: