摘要 |
The present invention relates to methods and devices for treating sensory discomfort in the upper airways of a human; treating sensory discomfort in the oropharynx of a human; alleviating pain from pharyngitis in a human; alleviating cough in a human; and ameliorating the symptoms and signs of asthma, dyspnea, sleep apnea, snoring or chronic obstructive pulmonary disease in a human. According to the invention, an active compound is delivered, preferably selectively delivered, to the oropharynx, preferably the oropharyngeal surfaces, more preferably the lower retropalatal oropharynx (LRO) of the patient. According to the invention, the active compound is a compound of the following formula, wherein R is C2 to C4 hydroxyalkyl or polyhydroxyalkyl.
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