| Albuterol (nebulized) | Children |
| Initial: 0.15 mg per kg (minimum dose is 2.5 mg) every 20 minutes for three doses |
| Subsequent: 0.15 to 0.3 mg per kg (up to 10 mg) every one to four hours as needed |
| Adults |
| Initial: 2.5 to 5 mg every 20 minutes for three doses |
| Subsequent: 2.5 to 10 mg every one to four hours as needed |
| Ipratropium (nebulized) | Children: 0.25 to 0.5 mg every 20 minutes for three doses and then as needed |
| Adults: 0.5 mg every 20 minutes for three doses and then as needed |
| Oral corticosteroids (e.g., prednisone, methylprednisolone, prednisolone) | Children: 1 mg per kg in two divided doses (maximum dosage is 60 mg per day) |
| Adults: 40 to 80 mg per day in one or two divided doses |
| Intramuscular epinephrine* (1 mg per mL) | Children: 0.01 mg per kg per dose every five to 15 minutes up to three doses (maximum dose for prepubertal children is 0.3 mg per dose; maximum dose for adolescents is 0.5 mg per dose) |
| Adults: 0.3 to 0.5 mg; may repeat every 20 minutes for three doses |
| High-dose inhaled corticosteroids | If five years or older, 2 mg or greater of beclomethasone equivalent |
| Intravenous magnesium sulfate | 2-g infusion over 20 minutes |
