Stop taking fexofenadine and seek emergency medical attention if you experience an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives). Allergic reactions occur only rarely, and other ...
health.yahoo.com/drug/d04040a1#d04040a1-sideeffects
Wow, I'm reading about all of these people with alleged side effects from Allegra... ... No other non-drowsy medicine has been able to control my allergies like allegra. Benadryl works too ... It definitely does leave me a bit foggy, mentally (not nearly as bad as Zyrtec, benadryl, etc.). It does seem to make tinitis a bit worse.
www.askapatient.com/viewrating.asp?drug=20625&name=ALLE... www.askapatient.com/viewrating.asp?drug=20625&name=ALLEGRA
Allegra (fexofenadine HCl) is the ingredient proven to relieve allergy symptoms—such as sneezing, runny nose, and watery eyes—without making you sleepy. While other products may relieve the symptoms, they can also leave you feeling tired and drowsy.
www.allegra.com/allegra-D/default.aspx www.allegra.com/allegra-D/default.aspx
Spending your day feeling sluggish and tired, even after you’ve taken your medicine, isn’t very convenient. Allegra-D won’t make you drowsy unlike some over-the-counter (OTC) allergy products. ... Side effects with Allegra 60 mg for seasonal allergies are low; less than 3% of people experience cold or flu,
www.allegra.com/allegra-D/convenience.aspx www.allegra.com/allegra-D/convenience.aspx
 It seems like all work differently for different people; Claritin, Benadryl, Astelin, and Allegra seem to work for others, but put me to sleep (yes, even though the package reads "non drowsy").  Nyquil and Sudaphed, on the other hand (or DayQuil) make me feel completely speedy.
www.yelp.com/topic/san-francisco-do-allergies-or-allerg... www.yelp.com/topic/san-francisco-do-allergies-or-allergy-meds-make-you-sleepy
Health News - FDA Enters Fight To Switch RX To OTC ... To support its request, Wellpoint also pointed out that non-sedating medications such as Allegra, Claritin and Zyrtec are probably safer than traditional OTC allergy drugs. Antihistamines like diphenhydramine (Benadryl) may make people drowsy and impair driving ability.
www.healthcentral.com/peoplespharmacy/408/60515.html www.healthcentral.com/peoplespharmacy/408/60515.html
Health News - Keeping Yourself Safe From Drug Dangers ... When millions of people start taking a new product in combination with all their other medicines, unexpected problems can arise. Seldane and Hismanal seemed like incredibly safe antihistamines. They didn?t make people drowsy and they had few other side effects.
www.healthcentral.com/peoplespharmacy/408/46466.html www.healthcentral.com/peoplespharmacy/408/46466.html
Many people think that a nose gets congested (stuffy) from too much thick mucus. This is incorrect. The nose becomes congested when the tissues lining the nose become swollen due to inflamed blood vessels ... Antihistamines may reduce the amount of mucus. Be careful, because some antihistamines make people drowsy.
health.nytimes.com/health/guides/symptoms/nasal-congest... health.nytimes.com/health/guides/symptoms/nasal-congestion/overview.html?inline=nyt-classifier
The most common adverse effect used to be drowsiness, and most of the older antihistamines do tend to make people drowsy. As a result they also react with alcohol and other drugs which have sedative effects.
www.medinfo.co.uk/drugs/antihistamines.html
Discover the most effective cold medicine and treatment to help end your miserable cold symptoms. ... If you have a runny nose or sneezing, then an antihistamine may be helpful. Over-the-counter antihistamines often make people drowsy; Antihistamines can make secretions thick, which can be a problem for people with asthma.
www.webmd.com/cold-and-flu/cold-guide/cold-medicine-tre... www.webmd.com/cold-and-flu/cold-guide/cold-medicine-treatment-when-what-how