A nurse is caring for a client who has a new prescription for warfarin.Which of the following is a therapeutic use of this medication?

This medication prevents venous thrombosis.

This medication prevents angina pectoris.

This medication is to treat bradycardia.

This medication is to treat hypertension.

Answer and Explanation

The Correct Answer is A

Choice A rationale

Warfarin is an anticoagulant that is used to prevent venous thrombosis and thromboembolic events by inhibiting the synthesis of vitamin K-dependent clotting factors.

Choice B rationale

Warfarin is not used to prevent angina pectoris, which is typically managed with nitrates, beta-blockers, or calcium channel blockers.

Choice C rationale

Warfarin is not used to treat bradycardia, which is usually managed with medications like atropine or pacemaker implantation.

Choice D rationale

Warfarin is not used to treat hypertension. Antihypertensive medications such as ACE inhibitors, beta-blockers, or diuretics are used for this purpose.

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Correct Answer is B

Explanation

Choice A rationale

Sumatriptan (Imitrex) is not used for treating opioid use disorder. It is specifically indicated for the acute treatment of migraines.

Choice B rationale

Sumatriptan (Imitrex) is a selective serotonin receptor agonist used for the treatment of migraines. It works by constricting blood vessels in the brain and reducing substances that trigger headache pain and symptoms.

Choice C rationale

Sumatriptan (Imitrex) is not classified as a general analgesic but is specifically used for migraine relief.

Choice D rationale

Sumatriptan (Imitrex) is not used for all of the above purposes. Its primary indication is for the treatment of migraines. .

A. Metformin. B. Levodopa/Carbidopa. C. Insulin. D. Cefepime.

Correct Answer is B

Explanation

Choice A rationale

Metformin is an oral diabetes medication used to treat type 2 diabetes by improving the body's response to insulin.

Choice B rationale

Levodopa/Carbidopa is the standard treatment for Parkinson's disease. Levodopa is converted to dopamine in the brain, which helps improve movement symptoms.

Choice C rationale

Insulin is used to control blood sugar levels in diabetes mellitus, not Parkinson's disease.

Choice D rationale

Cefepime is an antibiotic used to treat bacterial infections, not Parkinson's disease.

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A nurse is caring for a client who has a new prescription for warfarin.Which of the following is a therapeutic use of this medication?

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