A nurse is teaching a client who has a seizure disorder and has a new prescription for phenytoin.
Which of the following client statements indicates an understanding of the teaching?

Choice A rationale

Hyperglycemia is not a known adverse effect of colesevelam. It is primarily used to lower cholesterol levels and does not significantly impact blood glucose levels.

Choice B rationale

Stomatitis, or inflammation of the mouth, is not commonly associated with colesevelam use. Adverse effects typically involve the gastrointestinal tract.

Choice C rationale

Fever is not a typical adverse effect of colesevelam. The medication mainly affects the digestive system and does not commonly cause systemic symptoms like fever.

Choice D rationale

Colesevelam can cause constipation by binding bile acids in the intestines, which may reduce bowel movements and lead to gastrointestinal discomfort. .

Choice A rationale

Crushing hydroxychloroquine can alter its release and absorption, leading to reduced efficacy and increased risk of adverse effects. The medication should be taken whole to ensure proper therapeutic effect.

Choice B rationale

Discontinuing hydroxychloroquine when symptoms subside can result in disease relapse and progression. The medication is usually taken long-term to maintain control of rheumatoid arthritis symptoms.

Choice C rationale

Hydroxychloroquine can cause retinal toxicity, so regular eye exams are essential to detect early changes and prevent irreversible vision loss. Monitoring helps ensure the medication's safety and effectiveness.

Choice D rationale

Taking a double dose of hydroxychloroquine increases the risk of toxicity, including gastrointestinal disturbances and retinal damage. It is important to follow the prescribed dosing schedule to avoid adverse effects.