That was true for all types of allergies, including food allergies, although the association was strongest for asthma.

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Sanofi-Aventis (SNY) : Headquartered in Paris with operations in more than 100 countries, Sanofi makes a wide array of drugs, including Allegra (allergies), Ambien CR (a prescription sleeping aid), and Nasacort (a nasal spray).

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Dermatologists told the British Medical Journal the move could cause problems for people who have nickel allergies, including some people with eczema.

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At age four, they were also given a skin-prick test to see if they had any of the most common allergies, including dust mite, animal fur, pollen, milk, eggs or peanuts.

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One of Witty's first moves in 2009 was to create a tiered system that lowered prices for various drugs for emerging markets, including medicines for asthma, allergies, hepatitis and bacterial infections.

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The largest group of studies on the subject are in progress, including immunotherapy for people with peanut and milk allergies, she said.

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He leafed through the pharmaceutical bible, the Physicians' Desk Reference, and selected 300 drugs to test, culling only those for which fast-onset was a necessity, including medicine for migraines (Imitrex), allergies (Claritin) and depression (Prozac).

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Along with the rise in nut allergies have come more restrictions on schools and other public places, including nut-free classrooms and airplanes, as well as better labeling for products.

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"The effectiveness of acupuncture for (seasonal allergies) compared with other antiallergic interventions and the possible underlying mechanisms of any effect, including context effects, need to be addressed in further research, " they write in the study.

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