NR 293 Pharm Exam 2 Review

NR 293 Pharm Exam 2 Review 2025/2026 What drugs can be classified as Calcium channel blockers? - ANSWER

• Amlodipine
• Nifedipine
• Diltiazem

What does Diltiazem/ Verapamil help treat that other Ca channel blockers do not? -

ANSWER Cardiac dysrhythmias:

• Atrial fibrillation
• Atrial flutter
• SVT

What does Ca blockers, like Amlodipine and Nifedipine, treat mainly treat? - ANSWER - Hypertension

• Angina Pectoris (Chest pain)

What are some complications to Nifedipine? - ANSWER - Reflex Tachycardia

• Acute toxicity
• Orthostatic hypertension
• Peripheral edema 1 / 4

Who should not use Nifedipine? - ANSWER - patients with Cardiogenic shock The use of Nifedipine should be used cautiously with what type of cardiac events?

• ANSWER - Acute MI
• Unstable Angina
• Aortic Stenosis

What type of AV block should Nifedipine and Diltiazem be utilized cautiously with? - ANSWER - 2nd - degree AV block

• 3rd-degree AV block

What type of Hyper or hypo tension is contraindicated to Nifedipine? - ANSWER - Hypotension is contraindicated to Nifedipine If a patient is on Nifedipine and shows signs of Reflex Tachycardia, what drug should be administered to decrease the reflex tachycardia? - ANSWER

• Metoprolol (aka Beta blockers) should be administered

What drugs can lead to toxicity and should be avoided with in patients taking Nefidipine? - ANSWER - Cimetidine

• Famotidine
• Grapefruit juice (duh) 2 / 4

What are some S/S of toxicity in patient taking nifedipine? - ANSWER

• Decrease BP
• Increase HR
• Flushing

What is some teaching a nurse should teach a patient on Nifedipine? - ANSWER - Observe for swelling in lower extremities, Notify HC provider if it does

• Monitor for postural hypotension (aka get up slowly)

What syndrome is linked to Nifedipine? - ANSWER - SJS (Steven- Johnson-Syndrome What other, besides the main treatments, can Ca channel blockers (CCB) treat? - ANSWER - Raynaud's disease

• Migraine HA

What impacts does Ca Channel blockers have on a patients gums? - ANSWER - Can cause Gingival hyperplasia in gums What Ca Channel blockers can increase the impact of Beta Blockers? - ANSWER - Diltiazem can increase effect of beta blockers

• Verapamil can increase effect of beta blockers 3 / 4

What Ca Channel blocker causes constipation in patients? - ANSWER

• Verapamil causes constipation in patients

What does Diltiazem, a Ca channel blocker, mainly treat? - ANSWER

• HTN
• Angina
• Super ventricular tachycardia
• A-fib
• A-Flutter

What impact does Diltiazem have on Digoxin? - ANSWER - Diltiazem increases digoxin levels What values should a nurse monitor on any patient on Ca Channel Blockers? - ANSWER - Potassium (K+) levels What type of rhthmia's may Ca channel blockers cause? - ANSWER - Arrhythmias What type of edema is associated with Ca Channel blockers? - ANSWER

• Peripheral edema
• / 4