What is the therapeutic use of Phenytoin?

Questions 92

ATI RN

ATI RN Test Bank

ATI Pharmacology Test Bank Questions

Question 1 of 5

What is the therapeutic use of Phenytoin?

Correct Answer: C

Rationale: Phenytoin is primarily used to diminish seizure activity and is effective in terminating ventricular arrhythmias. It works by stabilizing neuronal membranes, reducing repetitive neuronal firing, and limiting the spread of seizure activity in the brain. While phenytoin does not have a direct role in preventing thrombus formation or extending existing thrombi, it is crucial in managing seizures and certain arrhythmias.

Question 2 of 5

When using Nitroglycerine (transdermal), how many hours should you be nitrate-free each day?

Correct Answer: D

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 3 of 5

What is the action of Metformin?

Correct Answer: D

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 4 of 5

Which of the following drugs has a therapeutic effect that prevents thromboembolic events?

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Question 5 of 5

What is a severe adverse effect of iron supplementation?

Correct Answer: A

Rationale: A severe adverse effect of iron supplementation is seizures. Iron toxicity can lead to symptoms such as abdominal pain, vomiting, bloody diarrhea, lethargy, and in severe cases, seizures. It is important for individuals taking iron supplements to follow recommended dosages to prevent adverse effects.

Access More Questions!

ATI RN Basic


$89/ 30 days

ATI RN Premium


$150/ 90 days

Similar Questions