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In a sudden asthma attack you can take more salbutamol, up to 10 puffs, but you should wait 30 seconds and always shake the inhaler between doses. You can repeat this dose 10 minutes later. NHS.org.uk This would warrant even up to 40 puffs in an hour. The dose of salbutamol administered in severe emergencies can be up to 5mg, and even more as long as the ...


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This depends a little on whether the inhaler is a metered-dose inhaler (MDI - aerosol) or dry powder inhaler (DPI). DPI inhalers require adequate inspiratory flow rates. Metered dose inhalers Propellants in MDIs typically make up more than 99% of the delivered dose and are usually hydrofluoroalkanes (HFA). These a gaseous and are usually exhaled. I cannot ...


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Albuterol is a short-duration ß2-receptor agonist (to which it owes its main effect, bronchodilation); and while it can produce some effect on ß1-receptors (producing effects such as tachycardia), these will still be short-lived due to the short-acting nature of the drug itself. More reliable exercise-induced asthma information here: http://www.uptodate....


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Sounds like it is probably a combination of both issues. For now, focus on working slowly into building endurance and stamina - thus also getting into shape. Also, clear exercising with your doctor, along those lines, he or she may have some advice for you on what exercises to do. As stated by The Mayo Clinic, exercise is not; however, the root cause of ...


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