nocturnal asthma


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nocturnal asthma

An increase in asthmatic symptoms during sleep. Nocturnal asthma may be caused by a variety of conditions, including gastroesophageal reflux, allergens in the bedroom, circadian variations in circulating hormone levels, or inadequate doses of antiasthmatic medications at night. Treatment is tailored to the underlying cause.
See also: asthma
References in periodicals archive ?
Additionally, nocturnal asthma patients experience reduced responsiveness to steroids.
The active ingredient of FORADIL (formoterol fumarate) is a long-acting, bronchodilator used for the treatment of asthma, including nocturnal asthma, and for the prevention of exercise-induced bronchospasm.
The MONA (modified release prednisone for the treatment of nocturnal asthma) study is a two-stage, open-label, pilot trial assessing LODOTRA's treatment effect in patients with severe nocturnal asthma who require treatment with oral prednisone in addition to standard asthma therapy.
Researchers found that patients with nocturnal asthma have melatonin levels that are significantly higher than healthy subjects.
Nocturnal asthma, also referred to as sleep- related asthma, is characterized by increased airway inflammation during the hours of sleep, with symptoms the worst between midnight and 4 a.
Since melatonin enhances inflammation and that higher levels are associated with more severe nocturnal asthma symptoms, it is suggested that people with asthma should avoid taking over the counter medications until further research explains the clinical effect.
On those restless nights, those who experience symptoms of nocturnal asthma wake up an average of twice a night and more than half stay awake for about 30 minutes at a time.
Those who still go to work after experiencing nocturnal asthma symptoms often encounter adverse daytime effects.
A third (33 percent) of asthma sufferers surveyed aren't aware that their nocturnal asthma symptoms are related to their "daytime" asthma.
However, nocturnal asthma is a serious disease that is characterized by frequent nighttime awakenings from coughing, wheezing and breathlessness caused by airways that become narrow and collect mucus.
These circumstances point to the need for treatment options that actually help prevent nocturnal asthma symptoms that cause nighttime awakenings and, ultimately, affect asthma sufferers' daytime performance.
SEREVENT provides convenient protection from asthma symptoms during the day and offers protection throughout the night for patients with nocturnal asthma symptoms.