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Results 1 - 4 of 4 for histamine
  1. Cold and Cough Medicines (National Library of Medicine)  
    What are cold and cough medicines? Cold and cough medicines can help relieve symptoms of a common cold. The symptoms of a cold can include a sore throat, ...
  2. Allergy (National Library of Medicine)  
    An allergy is a reaction by your immune system to something that does not bother most other people. People who have allergies often are sensitive to more ...
  3. Food Allergy (National Library of Medicine)  
    What is a food allergy? A food allergy is an abnormal immune system reaction to certain foods. Your immune system normally protects you from germs. But ...
  4. Hay Fever (National Library of Medicine)  
    Each spring, summer, and fall, trees, weeds, and grasses release tiny pollen grains into the air. Some of the pollen ends up in your nose and throat. This ...