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    Ati rn pharmacology 2023 proctored exam

    A nurse is preparing to administer topiramate 25 mg PO capsules BID to a client who has difficulty swallowing. Which of the following actions should the nurse take?

    Explanation & Rationale

    Topiramate is a broad-spectrum anticonvulsant used for seizure control and migraine prophylaxis. It modulates voltage-gated sodium channels and enhances GABAergic transmission. For patients with dysphagia, the "sprinkle" formulation allows for oral administration without requiring the client to swallow a whole, large capsule shell. Rationale: A. Mixing the contents to be taken over several hours is incorrect because the entire dose must be consumed immediately to ensure therapeutic serum levels. Delayed consumption can lead to subtherapeutic dosing and an increased risk of breakthrough seizures. The nurse must supervise the administration to confirm that the full 25 mg dose is ingested in a single sitting. B. Mixing the contents of the capsule in a spoonful of soft food, such as applesauce or pudding, is the recommended method for clients with difficulty swallowing. This technique ensures the medication is safely transported past the oropharynx without the risk of aspiration or choking. It is important that the food is not chewed, as the medication particles have a bitter taste. C. Placing the contents on the tongue to dissolve is inappropriate for topiramate capsules. The medication is not formulated as an orally disintegrating tablet (ODT) and will not dissolve efficiently in the mouth. Furthermore, the taste of the undiluted medication is highly unpleasant and can cause mucosal irritation, leading to poor patient compliance and distress during administration. D. Chewing the capsule or its contents is contraindicated because it can destroy the intended release profile and cause an immediate, unpleasant taste. Topiramate particles should be swallowed whole to avoid irritation of the mouth and throat. Chewing also increases the risk of the medication getting stuck in dental crevices, preventing the full dose from reaching the stomach for absorption.

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