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Which of the following medication classifications is considered a cytotoxic chemotherapy agent?

Calcium channel blockers.

Antimetabolites.

Diuretics.

Antibiotics.

Answer and Explanation

The Correct Answer is B

Choice A rationale

Calcium channel blockers are used to treat hypertension and angina, not as cytotoxic chemotherapy agents.

Choice B rationale

Antimetabolites are a class of chemotherapy agents that interfere with DNA and RNA synthesis, making them cytotoxic and effective in treating cancer.

Choice C rationale

Diuretics are used to remove excess fluid from the body and are not cytotoxic chemotherapy agents.

Choice D rationale

Antibiotics are used to treat bacterial infections and are not classified as cytotoxic chemotherapy agents.

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Correct Answer is A

Explanation

Choice A rationale

Aspirin is a first-generation NSAID that reduces inflammation and pain. It works by inhibiting the enzyme cyclooxygenase, which results in decreased production of prostaglandins.

Choice B rationale

Dimenhydrinate is an antihistamine used to prevent and treat nausea, vomiting, and dizziness caused by motion sickness. It is not considered an NSAID.

Choice C rationale

Cetirizine is an antihistamine used to relieve allergy symptoms. It is not considered an NSAID.

Choice D rationale

Celecoxib is a second-generation NSAID that selectively inhibits cyclooxygenase-2 (COX-2). It is not a first-generation NSAID.

A. Albuterol. B. Diphenhydramine. C. Certirizine. D. Codeine.

Correct Answer is B

Explanation

Choice A rationale

Albuterol is a beta-agonist used for treating asthma, not a first-generation antihistamine.

Choice B rationale

Diphenhydramine is a first-generation antihistamine commonly used for allergic reactions.

Choice C rationale

Certirizine is a second-generation antihistamine, not a first-generation.

Choice D rationale

Codeine is an opioid analgesic and not related to antihistamines.

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Which of the following medication classifications is considered a cytotoxic chemotherapy agent?

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