Calcium channel blocker - Study guides, Study notes & Summaries

Prototype for calcium channel blocker that affect the heart and blood vessels Verapamil Prototype for calcium channel blocker that is a dihydropyridines: Agents that act mainly on blood vessels Nifedipine Safety Alert: Immediate-release nifedipine has been associated with increased mortality in patients with myocardial infection and unstable angina. The national heart, lung and blood institute recommends that this drug is used with great caution, if at all. It is important to note that these a...

nondihydropyridine CCB include verapamil & diltiazem Verapamil is a NDH CCB Diltiazem is a NDH CCB Nondihydropyridine CCBs can be used to treat - HTN - stable angina - arrhythmias - atrial fibrillation NDH CCB deacrease HR & slow AV node conduction * may cause bradycardia & AV block * Counseling points for NDH CCBs drug interactions *CYP3A4 inhibitors* & B-blockers Verapamil can cause ____ constipation Brand name of verapamil calandra, verelan Brand name of diltiazem cardizem Dihydropyr...

What is the ion that is important for the depolarization of the nodal cell? Ca++ What are the potential effects of CCBs? 1) Reduce cardiac Automaticity 2) Reduce AV nodal conduction 3) Cause vasodilation What are the three main chemical classes of CCBs? 1) Phenylalkylamines 2) Benzothiazepines 3) 1,4-Dihydropyridines What phase of the ventricular action potential is Ca++ most important for? Plateau/ phase II Plays a role in the contraction of ventricles What chemical class does *Verapamil* b...

RCIS Study Guide 2023 With Correct Solutions 100%Correct. Kilovoltage - Answer What determines the number of electrons generated by an xray tube? -Frame rate -Kilovoltage -Pulse width -Milliamperage Digoxin - Answer What medication is cardiac glycoside? -Lasix -Digoxin -Hyperstat -Hydralazine High common femoral - Answer What type of arterial puncture is associated with an increased risk of retroperitoneal bleeding? -Internal Femoral -External Femoral -Low common femoral -High co...

A 57-year-old woman comes to the physician because of a 2-week history of swelling of both her feet. It improves a little bit with elevation but still is bothersome to her because her shoes no longer fit. She has type 2 diabetes mellitus treated with metformin and linagliptin. She was diagnosed with hypertension 6 months ago and started treatment with amlodipine. Subsequent blood pressure measurements on separate occasions have been around 130/90 mm Hg. She otherwise feels well. Today, her pulse...

MSN 571 Question Bank Pharmacology United States University 2023/24 Which instructions should be included in the plan of care for a patient who is prescribed ferrous sulfate? a. Iron compounds are not taken orally b. Iron does not absorb c. Iron should only be taken at night d. Antacids should not be taken with iron 2. Which is the most common type of anemia? a. Iron deficiency b. Sickle cell anemia c. Folic acid deficiency d. B12 deficiency 3. Which antibiotic class disrupts folate ...

NRNP 6550: Advanced Care Of Adults In Acute Settin, Final Exam Questions and Answers Latest 2024 (Graded A+)Urine culture with UTI: 100.000 colonies in asymptomatic: bacteruria 10 - 10.000 colonies in symptomatic patients but also pyuria pyuria: more than 10 leukocytes elevated erythrocytes with pyelonephritis WBC in urine false positive with tumor, urethritis and poor collection technique Repeat in pregnant women 2. Lower urinary tract UTI and upper urinary tract UTI: bladder and urethra...

All CCB are racemic mixtures except? Dilt and Nifedipine Non-Dihydropyridines Verapamil and diltiazem Dihydropyridines Nifedipine, Nicardipine, Nimodipine, Felodipine, Isradipine, Nisoldipine Amlodipine, Clevidipine Adverse affects of CCBs are similar except that dihydropyridines never cause what? Bradycardia (usually have reflex tachycardia) CCBs mechanism of action? Bind to unique sites on the a1 subunit of L-type voltage-gated channels Decreasing intracellular calcium Non-dihydropyridine...

Complete the phrase: Calcium channel blockers (CCBs) lower blood pressure by ________________: vasodilation Complete the phrase: CCBs differ from nitrates in that they do not cause vasodilation of _______________: veins (venous system) Complete the phrase: Dihydropyridine CCBs primarily affect ____________________: arterioles Complete the phrase: The three net effects of the CCBs verapamil and diltiazem on the heart are _______1________, _________________ _______2_______ __________________, a...

Calcium Channel Blockers Hypertension Angina Pectoris Cardiac dysrhythmias CCBs that target both vascular smooth muscle and the hearts NONdihyrdopyridines Verapamil Diltiazem CCB that targets vascular smooth muscle only DIHYDROPYRIDINES Nifedipine Calcium channel open Contractile process Calcium channel blocked Vasoconstriction Which part of the circulatory system do calcium channel blocker not effect Veins Five Hemodynamic Effects Reduce arterial pressure and heart rate Increase coronary ...