xử trí phản vệ

at 5-10 min intervals

Diphenhydramine 25-100 mg IV

diphenhydramine

may be required for

Hydrocortisone 100-250 mg IV q6h

may repeat at 5-10 min intervals, or

Albuterol, 1-2 puffs metered dose

inhaler or 2.5-5 mg nebulized in

2-3 ml 0.9% NaCl, or

Aminophylline, 6 mg/kg IV initially

(see Table 4.4)

bronchospasm or

hypotension,

consider

epinephrine,

1:10,000, 0.5-1.0 ml

IV (rather than SC)

Dopamine 5-20 ^g/kg/min, titrated to blood pressure, or

Norepinephrine, 2 ^g/min, titrated to blood pressure

Patients on ^-blockers who are hypotensive may also be treated with glucagon, 1 mg IV