Salbutamol (Ventolin)

Question 1

What are its classifications?

Answer 1

-Bronchodilator
-Sympathomimetic B-2 agonist

Question 2

What are its Mechanisms of Action?

Answer 2

-Selective B-2 stimulation allows for smooth muscle retention of the Bronchioles. Also has some B-1effects, causing an increased HR

Question 3

When is it indicated for use?

Answer 3

-Bronchoconstriction (wheeze) with Shortness of Breath

Question 4

When is it Contraindicated for use?

Answer 4

-Hypersensitivity
-Ischemic Chest pain (relative)

Question 5

What are the dosages? hint Half to get to ped/inf

Answer 5

A: 5.0mg aerosol
400-600mcg (4-6puffs via
MDI
P: 2.5mg aerosol
200-300mcg (2-3puffs via
MDI
I: 1.25mg via aerosol

Question 6

What side effects does it have?

Answer 6

-Hypertension
-Tachycardia
-Muscle cramps
-Dry nose and throat
-Headaches

Question 7

What precautions should be taken?

Answer 7

Patients with Pulmonary Edema (cardiac in origin)