Severity of Asthma Exacerbation

Mild-Moderate

Talks in phrases RR >20, HR 100-120, Room air Sa02 90-95%

50% predicted or best 02, SABA 4-10 puffs q20min, prednisone

Severe

Talks in words, tripod positioning RR >30, HR >120 Room air Sa02 <90% ≤50% predicted or best Tx to acute facility, SABA, ipratropium, methylpred, IV Mg

Life-Threatening

Drowsy Confused Silent chest Bradycardia Not indicated Tx to acute facility, prepare for intubation SABA, ipratropium, methylpred, IV Mg