Sedating antihistamines asthma
Furthermore, several studies have demonstrated that the use of second-generation antihistamines, as adjunct therapy, may benefit those patients whose allergic asthma co-exists with allergic rhinitis.
"We're not saying that there's not a difference," says lead researcher Bruce G.
It is caused by viruses and usually resolves by itself within one to two weeks.
However, the common cold has a large impact on time off work or school.
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