What is the treatment for bronchospasm?

Administer oxygen via a nasal cannula or mask.
If the patient does not respond, two puffs from beta-agonist inhaler (metaproterenol or albuterol).
Give epinephrine 0.1 to 0.3 mL 1/1000 subcutaneously every 10 to 15 minutes as needed, up to three times, for a maximum dose of 1 mg.