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Is 3.75mg phenobarbital safe for my Shih Tzu puppy after a seizure?

Updated On September 23rd, 2025

Pet's info: Dog | Mixed Breed | Female | unspayed

my 4 months old shitzu (2 kilos) had a seizure and had a 3.75 mg phenobarbital is it okay to give such dosage

1 Answer

Most Helpful Answer

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Answered By Dr. Massimo Orioles, DVM, Cert AVP, MRCVS

Veterinarian

Published on January 9th, 2019

Dosage of phenobarbital for maintenance treatment is from 2.5mg per kg to 5mg per kg twice daily. Considering the dosage and the weight he received 1.875 mg per kg so this dose is slightly under therapeutic recommendations.

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