Allegra: Somewhere Over the Counter
By Dr. Paul Ehrlich We now read that Allegra is the latest antihistamine to go from prescription to over the counter (OTC). It will soon join its “second-generation” non-sedating cousins Claritin and Zyrtec, both excellent antihistamines, on the pharmacy shelves. When it does, only two popular antihistamines, Xyzal and Clarinex, will require a doctor’s prescription. [...]
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January 30, 2011 

