â¢ There are several types of inhaled asthma medications and your allergist can prescribe the right one for you. â¢ Metered â dose inhalers, dry powder inhalers and nebulizers are all types of devices that are used to dispense inhaled medicines. Each is used in a different way.
Heart strain or failure is caused by a combination of poor lifestyle choices, immune problems, kidney problems, dopamine, norepinephrine and epinephrine problems, fluid overload in later stages and other manageable factors that are difficult to understand, but manageable.
Causes of premature contractions. 1  Usually no cause can be found. 2  Occasionally premature beats may be caused by disease or injury to the heart. 3  Your doctor may recommend more tests to make sure your heart is OK.