Which of the following is a seizure medication among the listed drugs?

Prepare for the Washington State Veterinary Medication Clerk Test. Study with detailed questions and answers, with practical hints and explanations to guide you. Ace your exam by practicing with our resources!

Multiple Choice

Which of the following is a seizure medication among the listed drugs?

Explanation:
Phenobarbital is a seizure medication because it enhances inhibitory signaling in the brain. It potentiates GABA-A receptor activity, increasing chloride influx into neurons, which hyperpolarizes them and raises the seizure threshold. This makes neurons less likely to fire, helping control seizures in dogs and sometimes cats. The other drugs listed are targeted biologics used for inflammatory or allergic conditions—monoclonal antibodies that block specific mediators like IL-31 or NGF—not agents that dampen CNS excitability. Therefore they are not anticonvulsants.

Phenobarbital is a seizure medication because it enhances inhibitory signaling in the brain. It potentiates GABA-A receptor activity, increasing chloride influx into neurons, which hyperpolarizes them and raises the seizure threshold. This makes neurons less likely to fire, helping control seizures in dogs and sometimes cats. The other drugs listed are targeted biologics used for inflammatory or allergic conditions—monoclonal antibodies that block specific mediators like IL-31 or NGF—not agents that dampen CNS excitability. Therefore they are not anticonvulsants.

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