A Provider May Consider Testing for CYP2D6 Variants Prior to Starting

question 6

Multiple Choice

A provider may consider testing for CYP2D6 variants prior to starting tamoxifen for breast cancer to:

• A) Ensure the patient will not have increased adverse drug reactions to the tamoxifen
• B) Identify potential drug-drug interactions that may occur with tamoxifen
• C) Reduce the likelihood of therapeutic failure with tamoxifen treatment
• D) Identify poor metabolizers of tamoxifen

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Definitions:

Influenza

An extremely infectious virus that targets the respiratory tract, widely referred to as influenza.

Allergy

An immune system response to a foreign substance that's not typically harmful to the body.

Chronic Obstructive Pulmonary Disease

A group of lung diseases that block airflow and make it difficult to breathe, including emphysema and chronic bronchitis.

Circulatory

Related to the circulatory system, which involves the heart and blood vessels, responsible for transporting nutrients, gases, and waste products throughout the body.