Pharmacology Final Exam

NR293 | NR 293

Pharmacology Final Exam Study guide| Latest 2024 | Chamberlain What drugs can be classified as Calcium channel blockers?

• Amlodipine
• Nifedipine
• Diltiazem

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

Cardiac dysrhythmias:

• Atrial fibrillation
• Atrial flutter
• SVT

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

• Hypertension
• Angina Pectoris (Chest pain)

What are some complications to Nifedipine?

• Reflex Tachycardia
• Acute toxicity
• Orthostatic hypertension
• Peripheral edema

Who should not use Nifedipine?

• patients with Cardiogenic shock

The use of Nifedipine should be used cautiously with what type of cardiac events? 1 / 3

• Acute MI
• Unstable Angina
• Aortic Stenosis

What type of AV block should Nifedipine and Diltiazem be utilized cautiously with?

• 2nd - degree AV block
• 3rd-degree AV block

What type of Hyper or hypo tension is contraindicated to Nifedipine?

• 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?

• Metoprolol (aka Beta blockers) should be administered

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

• Cimetidine
• Famotidine
• Grapefruit juice (duh)

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

• Decrease BP
• Increase HR
• Flushing

What is some teaching a nurse should teach a patient on Nifedipine?

• 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?

• SJS (Steven-Johnson-Syndrome

What other, besides the main treatments, can Ca channel blockers (CCB) treat?

• Raynaud's disease
• Migraine HA

What impacts does Ca Channel blockers have on a patients gums? 2 / 3

• Can cause Gingival hyperplasia in gums

What Ca Channel blockers can increase the impact of Beta Blockers?

• Diltiazem can increase effect of beta blockers
• Verapamil can increase effect of beta blockers

What Ca Channel blocker causes constipation in patients?

• Verapamil causes constipation in patients

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

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

What impact does Diltiazem have on Digoxin?

• Diltiazem increases digoxin levels

What values should a nurse monitor on any patient on Ca Channel Blockers?

• Potassium (K+) levels

What type of rhthmia's may Ca channel blockers cause?

• Arrhythmias

What type of edema is associated with Ca Channel blockers?

• Peripheral edema

What is the suffix related to Ca Channel Blockers?

• "Pine"
• Except Diltiazem and Verapamil

What type of HR is associated with Supraventricular Tachycardia?

• HR > 200

What can Diltiazem cause as an adverse reaction?

• / 3