a nurse is teaching a client who has a prescription for theophylline which of the following instructions should the nurse include

ATI RN

Proctored Pharmacology ATI

1. A healthcare provider is educating a client who has a prescription for Theophylline. Which of the following instructions should the healthcare provider include?

A. Avoid caffeine while taking this medication.
B. You should increase your fluid intake.
C. Take this medication in the evening.
D. You may experience increased appetite while on this medication.

Correct answer: A

Rationale: The correct answer is A: 'Avoid caffeine while taking this medication.' Caffeine can increase the risk of theophylline toxicity as it competes for the same metabolic pathways. Consuming caffeine while on theophylline can lead to adverse effects. Choice B is incorrect because although maintaining adequate hydration is important, it is not a specific instruction related to theophylline use. Choice C is incorrect as the timing of the medication administration should be based on the healthcare provider's recommendation and the client's individual needs. Choice D is incorrect as increased appetite is not a common side effect associated with theophylline.

2. A nurse is providing instructions to a client who has a prescription for Amoxicillin and Clarithromycin to treat a Peptic Ulcer. Which of the following information should the nurse include in the teaching?

A. Take these medications with foo '
B. These medications can turn your stool black.'
C. These medications can cause photosensitivity.'
D. The purpose of these medications is to decrease the pH of gastric juices in the stomach.'

Correct answer: A

Rationale: The nurse should instruct the client to take these medications with food to reduce GI disturbances.

3. What is the pharmacological class of Lithium?

A. Antidiabetics, biguanides
B. Mood stabilizers
C. Antiarrhythmics, anticonvulsants
D. Vascular headache suppressants

Correct answer: B

Rationale: Lithium is classified as a mood stabilizer due to its primary use in managing bipolar disorder, where it helps stabilize mood swings and prevent episodes of mania and depression. While it can have other effects on the body, its main therapeutic role lies in its mood-stabilizing properties. Choices A, C, and D are incorrect as lithium is not classified as antidiabetics, biguanides, antiarrhythmics, anticonvulsants, or vascular headache suppressants. Its main pharmacological class is mood stabilizers.

4. A drug ending in the suffix (tidine) is considered a ______.

A. Antidepressant
B. Protease inhibitor
C. Beta antagonist
D. H antagonist

Correct answer: D

Rationale: Drugs ending in -tidine are histamine (H2) receptor antagonists, which block the action of histamine at the H2 receptors, commonly used to reduce stomach acid production. Therefore, the correct answer is an 'H antagonist.' It is essential to be familiar with drug suffixes as they can provide clues to the drug's class and function.

5. Which of the following is not a known effect of the drug Clozapine?

A. Agranulocytosis
B. Antipsychotic
C. Used for Schizophrenia
D. Hyperactivity

Correct answer: D

Rationale: Clozapine is associated with side effects like agranulocytosis (a serious blood condition), sedation (not hyperactivity), and is used as an antipsychotic to treat schizophrenia. Hyperactivity is not a typical effect of Clozapine, making it the correct answer in this context.