Q. Can I use my amoxicillin 500mg for my 45lb dog? He has flea bites with itching. Vet said I could give him cephlexin, but I dont have it.

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A. Yes you can use amoxicillin in dose 12,5 -25 mg/kg twice a day. You should give it for at least 2 weeks then see your vet to check if antibiotic is still necessary

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