Adrenergic Agonists

Question 1

Act directly on both alpha and beta receptors

ID : asthma, allergies (relaxes the airways and reduce swelling)

Answer 1

Epinephrine

Question 2

Cause release of noradrenaline

ID : rhinitis, colds (decongestant)

Answer 2

Pseudoephedrine

Question 3

Act directly on alpha receptors
Selective alpha 1 agonist

ID: decongestant in rhinitis and cold

Answer 3

Phenylephrine

Question 4

Accumulation of noradrenaline at the synapses

ID: no longer used clinically except for treatment of narcolepsy and attention deficiency hyprekinesis

Answer 4

Amphetamines

Question 5

Acts indirectly on both alpha and bet receptors
Cause release of endogenous cathecolamines

Used as vasopressor

Answer 5

Ephedrine

Question 6

Selective beta 2 agonist

ID : Used as bronchodilator in asthma and tocolytic agent in premature labor

Answer 6

Terbutaline

Question 7

Selective alpha 2 agonist

ID : Treatment for hypertension

Answer 7

Clonidine

Question 8

Dopamine alpha 1 agonist with beta 2 agonist activity

ID : Used for hemodynamic support in patients with low cardiac output (heart failure)

Answer 8

Dopexamine