We are almost through ragweed season but some of my patients are wondering what made this year's season so bad. Actually, a certain number of allergy sufferers experience a peak in their nasal symptoms every spring and/or fall season which may be worse than previous years. But the most common mid-season question I encounter is: "Why have my medicines stopped working?"
Research on allergy and asthma patients has yielded some interesting information on the use of prescribed allergy medications...
