Answer :
ACE Inhibitors :
Classification :
1. Sulphydryl containing agents : captopril ,is the first ACE inhibitor .
2. Dicarboxylate containing agents : enalapril ,ramipril ,quinapril ,perindopril, lisinopril ,benazepril .
3. Phosphonate containing agents : fosinopril ,trandolapril .
RAMIPRIL :
Uses : it is used to treatment the hypertension , heart failure ,myocardial infarction.
Dose : initial dose is 2.5 mg OD for 1 week ,5 mg OD for next 3 weeks ,then maintenance dose is 10 mg. OD .
Side effects : low blood sugar ,dry cough ,dizziness ,light headed ness ,mouth Try ness ,tired ness ,fatigue ,nausea ,vomiting and diarrhea.
Contraindications : renovascular disease ,severe renal impairment ,volume depleted patients ,hystory of angio edema ,pregnancy and hypotension .
ENALAPRIL :
Uses : management of hypertension ,BP patient with heart failure , post myocardial infarction ,high coronary disease risk .
Dose : initial dose is 5 mg OD , range up to 10 to 40 mg per day
Side effects : low bp , dizziness ,dry cough etc .
Contraindications : hypersensitivity , pregnancy ,children .
CAPTOPRIL :
Uses : hypertension , post myocardial infarction ,congestive cardiac failure .
Dose : 25 mg BD , or 50 Mg tid .
Side effects : cough ,angioedema ,proteinuria , hyperkalemia ,teratogenecity ,acute renal failure ,leukopenia .
Contraindication : hypersensitivity ,stenosis ,renal impairment ,pregnancy .
BENAZEPRIL :
Uses : brand name is lotensin ,it is a medication used to treatment hypertension ,congestive cardiac failure ,chronic renal failure .
Dose : initial dose is 5 mg OD , up to 40 mg / day .
Side effects : cough, Tiredness ,head ache , drowsiness , hypersensitivity .
Contraindicatoons : pregnancy , children .
Drug card for 4. Angiotensin-Converting Enzyme Inhibitors (-prils) benazepril (Lotensin)
Angiotensin-converting enzyme (ACE) inhibitors block the a. effect of aldosterone on the kidney. b. release of rennin. c. conversion of angiotensinogen to angiotensin I. d. conversion of angiotensin I to angiotensin II.
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angiotensin converting enzyme inhibitors are a central part of the treatment of heart failure because they have more than one action to address the pathological changes in this disorder. which of the following pathological changes in heart failure is not addressed by ace inhibitors ? a. changes in the structure of the left ventricle so that it dilates, hypertrophies, and uses energy less efficiently b. reduced formation of cross bridges so that contractile force decreases c. activation of the sympathetic...
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write a discussion in which you explain 1. Angiotensin converting enzymes inhibitors 2. high-ceiling diuretics 3.thiazide and potassium sparing diuretics
Enalaprilat is a competitive inhibitor of the angiotensin-converting enzyme (ACE), which cleaves the blood-pressure regulating peptide angiotensin I. ACE has a KM=52 μM for angiotensin I, which is present in plasma at a concentration of 79 μM. When enalaprilat is present at 2.8 nM, the activity of ACE in plasma is 11 % of its uninhibited activity. What is the value of KI for enalaprilat?