Adrenaline

Question 1

What are the actions and indications of Adrenaline

Answer 1

A: Stimulate the alpha/beta receptors of the sympathetic nervous system. Is a vasodilator.
Increases heart rate by firing the SA node. Increases rate of conduction through the AV node. Increase is Myocardial contractility and ventricular excitability. Causes bronchodilation

Indication: cardiac arrest, asystole, VF, VT, PEA, anaphylaxis, croup, bronchospasms/ silent ches

Question 2

Side effects, contrainidcations & Precautions

Answer 2

Side effects: hypotension, palpitations, tachyarrhythmia’s, pupil dilation, tremor, anxiety
Precautions: hypertension, hypovolemic shock, concurrent MOI therapy
Contraindications: None

Question 3

Dosages

Answer 3

Adult Dosages: 
Anaphylaxis: (EpiPen) 300mcg  
Bronchospasms: IM: Adrenaline 500mcg (0.5mL) (300mcg if pregnant) Repeat every 5 mins if needed
Cardiac arrest: Adrenaline 1:1,000 1mg/1mL Repeat every 3-5min if required
paedatric dosages: 
Anaphlaxsis: 
>6 years (EpiPen) 300mcg
<6 years Adrenaline - (EpiPen Jr) 150mcg
IM: Adrenaline 1:1,000 1mg/1mL
>6yrs - 300mcg
>1yr - <6yrs - 150mcg
>6mths - <1yr - 100mcg
<6mths - 50mcg
Repeat every 5 mins if
required
Broncospasms/ silent chest; Adrenaline 1:1,000 1mg/1mL
>6yrs - 300mcg
>1yr - <6yrs - 150mcg
>6mths - <1yr - 100mcg
<6mths - 50mcg
Croup: NEB: Adrenaline (1:1000) 1mg/1ml 5mg
Cardiac arrest: Adrenaline 1:1,000 1mg/1mL
>10kg (≥1yr) - 10mcg/kg
<10kg (excluding newborn) -
100mcg
Newborn - 50mcg
Repeat every 3-5mins if
required