Difficulty: Easy

Average Score: 81%

Which of the following is an example of a therapeutic duplication?

Rationale

Prescribing two different beta-blockers for hypertension.

Therapeutic duplication occurs when a patient is prescribed multiple medications that serve the same therapeutic purpose, potentially leading to increased side effects without added benefit. In this case, beta-blockers are a class of medication used to manage hypertension, and prescribing more than one can lead to unnecessary duplication of therapy.

A (Prescribing ibuprofen and acetaminophen together) YOUR ANSWER

Both ibuprofen and acetaminophen are analgesics and antipyretics, but they work through different mechanisms and are often used in conjunction to enhance pain relief. This combination is not considered therapeutic duplication as they serve complementary roles rather than duplicating the same therapeutic effect.

B (Prescribing two different statins for cholesterol) YOUR ANSWER

While statins are used to lower cholesterol levels, prescribing two different statins is not typical practice and may lead to increased risk of side effects. However, it is not classified as therapeutic duplication since they are different medications, and the intent would be to maximize cholesterol-lowering effects rather than simply duplicate therapy.

D (Prescribing two different ACE inhibitors for heart failure) YOUR ANSWER

ACE inhibitors are used to treat heart failure, but prescribing two different ACE inhibitors does not represent therapeutic duplication in the classical sense. Instead, this practice may be seen as an attempt to optimize treatment, though it is generally not recommended due to potential adverse effects.

Conclusion

Therapeutic duplication arises when multiple medications with the same therapeutic effect are prescribed, as seen in the case of two different beta-blockers for hypertension. Such practices can unnecessarily increase the risk of side effects without enhancing therapeutic efficacy. In contrast, the other options involve either complementary medications or different classes of drugs, which do not fit the definition of therapeutic duplication. Understanding this concept is crucial for safe and effective medication management.

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