Atenolol Flashcards
1
Q
Class
A
B1 antagonist
2
Q
Actions
A
Reduces blood pressure Decreases cardiac output Decreases renin release Decreases CNS mediated sympathetic activity Slows heart and reduces metabolic demand
3
Q
Mechanism of action
A
Block the action of
endogenous and
exogenous agonists on B1
receptors
4
Q
Clinical use
A
Hypertension Angina Prevention of dysrhythmia in myocardial infarction
5
Q
Adverse effects
A
Bronchoconstriction in asthma, emphysema Heart block Heart failure Decreased sympathetic warning to hypoglycaemia in diabetic patients
6
Q
Which drug does Atenolol have similar properties to
A
propranolol
7
Q
difference between Atenol and propranolol
A
does not have a negative inotropic effect
8
Q
what happens at higher doses of Atenol
A
competitively block beta(2)-adrenergic responses in the bronchial and vascular smooth muscles.
9
Q
do we still use Atenolol today?
A
yes but it isnt commonly used. Bisoprolol is more commonly used
