Cardo Drugs Flashcards
What do diuretics do?
Block Na+ reabsorption in kidneys
What are the 2 types of diuretic?
Thiazide
Loop
Give an example of a thiazide diuretic and what it is used to treat
Bendrofluazide
Used in Hypertension
Give an example of a loop diuretic and what it is used to treat
Furosemide
Used in heart failure
What are the side effects of diuretics?
Hypoalkaemia (low K+)
Hyperglycaemia (diabetes)
Increased uric acid (Gout)
Impotence
Give an example of a cardioselective beta blocker and what it is used to treat
Atenolol
Angina, hypertension, heart failure
Give an example of a non-selective beta blocker and what it is used to treat
Propanolol
Thyrotoxicasis
What are the side effects of beta blockers?
Tiredness
Heart failure (good in medium/long term HF but can worsen short term HF)
Cold peripheries
Asthma (never use in established asthma)
What do calcium antagonists do?
Limit the increase in intracelluar calcium and hence limit the increase the contractility of cardiac and smooth muscle cells.
What are the 2 types of calcium antagonists?
Dihydropyridines
Rate limiting calcium antagonists
Give an example of a dihydropyridine and what it is used for
Amlodipine
Used in Hypertension and angina
What are the side effects of dihydropyridines?
Ankle oedema
Give an example of a rate limiting calcium antagonist and what they are used for
Verapamil, (diltiazem)
Used in hypertension, angina, AF and SVT
What should rate limiting calcium antagonists not be used with (except with extreme caution)
Beta blockers
What do alpha blockers do?
Block alpha adrenoceptors to cause vasodilatation
What are alpha blockers used in? and give an example of one.
Used in hypertension and prostatic hypertrophy
Doxazosin
What are the side effects of alpha blockers
Postural hypotension
What do ACEIs do?
Block angiotensin I from becoming angiotensin II
Give an example of an ACEI and what they are used for.
Lisinopril
Used in hypertension and heart failure
What are the side effects of ACEIs
Cough, renal dysfunction, angioneurotic oedema