days to kick in to work. ask your doctor about the new second and third generation antihistamines, they claim to be nondra nondrowsy. be careful. that doesn't mean never drowsy. stay home and see how it affects you. the news, the great products coming in are immune modulators. these are drugs that stop what we call lukotriens, a important part of the cascade that makes people allergy. >> and so these are measures that most of cuss realus can re, you can treat or heal yourself. what if you feel like this problem is just so overwhelming, you want to get some qualified help, what is your advice? >> sure. well, of course, if your symptoms are interfering with your daily activities, go see the doctor. there is some important warning signals as well. if you have any kind of trouble breathing or start wheezing, you need to get to the doctor right away. anyone experiencing problems, for example, with shortness of breath, coughing, persistent sneezing, a doctor can help you with that too. a special warning, if you start feeling sinus pain, chronic