ATI Pharmacology

Correct Answer: C

Rationale: Ulcerations in the mouth, tongue, or throat are often the first signs of methotrexate toxicity and should be reported to the provider immediately.

Correct Answer: C

Rationale: Potassium 3.4 mEq/L is below the expected reference range and puts a client at risk for digoxin toxicity. Low potassium levels can lead to fatal dysrhythmias, especially in older clients taking Digoxin, as potassium plays a crucial role in the heart's electrical activity.

Correct Answer: C

Rationale: Ezetimibe is contraindicated in patients with active moderate-to-severe liver disorders, such as active hepatitis C, especially when they are already taking a statin like simvastatin. This combination can increase the risk of liver problems and is not recommended due to the potential for further liver damage.

Correct Answer: A

Rationale: The correct instruction for a client prescribed furosemide is to take the medication in the morning. Furosemide, a diuretic, is best taken in the morning to prevent nocturia, which is excessive urination at night. Taking it earlier in the day can help reduce disruptions to sleep patterns. Therefore, advising the client to take furosemide in the morning is crucial for optimal therapeutic effects.

Correct Answer: B

Rationale: Chewing sugarless gum can help alleviate dry mouth, which is a common anticholinergic effect of Fluphenazine. This intervention can provide relief and improve the client's comfort while taking the medication.