Asthma and chronic lung disease (reversible airflow obstruction)
Asthma and chronic lung disease (reversible airflow obstruction) · ICD-10: J45.909
Symptoms
- • Wheezing (whistling sound when breathing)
- • Shortness of breath
- • Cough that sometimes wakes the child at night
- • Breathing faster than normal
- • Trouble breathing out
- • Tightness in the chest
- • Feeling tired
Drugs and regimens
Acute bronchospasm — ≥4 years: 2 inhalations every 4–6 h
Bronchospasm — >14 y: 2 or 4 mg three or four times daily
Bronchospasm — 6–14 y: 2 mg three or four times daily
Bronchospasm — 2–5 y: 0.1 mg/kg three times daily (max 2 mg)
Nebulised — 2–12 y: 0.63 or 1.25 mg 3–4 times daily as needed
Asthma maintenance — ≥12 y: start 40–80 mcg twice daily
Asthma maintenance — 4–11 y: 40 or 80 mcg twice daily
Asthma — initiation, 3 months–12 years: 0.5–1 mg twice daily
Asthma — maintenance, 3 months–12 years: 0.25–0.5 mg twice daily
Asthma — initiation, ≥12 years: 1–2 mg twice daily
Asthma — ≥12 y: 1 inhalation twice daily
Asthma — 4–11 y: 1 inhalation of 100/50 twice daily
Asthma — once daily
Acute asthma attack in children — by age
Acute asthma, child already on maintenance steroids — 2 mg/kg (max 60 mg)
Children 1–15 y, <45 kg — start: 12–14 mg/kg/day
Children <45 kg — after 3 days: 16 mg/kg/day
Children <45 kg — after 3 more days: 20 mg/kg/day
>45 kg and adults — start 300 mg/day
Infants under 1 year
Asthma with thick secretions
Asthma — ≥6 y: 2 puffs of 1.25 mcg once daily