A Patient with Erosive Esophagitis Is Taking Lansoprazole (Prevacid)

question 3

Multiple Choice

A patient with erosive esophagitis is taking lansoprazole (Prevacid) .The primary care NP performs a medication history and learns that the patient also takes digoxin.The NP should recommend:

• A) decreasing the dose of digoxin.
• B) obtaining a serum digoxin level.
• C) changing the PPI to omeprazole.
• D) increasing the dose of lansoprazole.

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Definitions:

Mixed Cost

A cost composed of both fixed and variable components, changing in total with activity level but not proportionally.

True Variable Cost

Costs that vary exactly with the level of activity or production volume, including direct materials and some elements of manufacturing overhead.

Fixed Cost

Costs that do not vary with the level of output or sales, remaining constant regardless of the business activity level, such as rent and salaries.

Period Cost

Expenditures that are not directly tied to the production process and are expensed in the period in which they are incurred.