Allergy medicines fall into a couple of groups: first-generation antihistamines, which are mostly available over the counter and include such common drugs as Benadryl and Chlor-tri-meton, and second-generation antihistamines, such as the following:
- Claritin (now available over the counter)
- Clarinex (similar to Claritin, but prescription)
- Zyrtec (prescription)
- Allegra (prescription)
Most people who have allergies take a second generation antihistamine. Not only are they more effective, they're...
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