wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

What are antihistamines? Give its role in allergic reactions?


Open in App
Solution

Antihistamines:

  1. Antihistamines are medicines that are generally used to relieve symptoms of allergies, such as hives, hay fever, conjunctivitis, and reactions to insect bites or stings.

Role of antihistamines in allergic reactions:

  1. Antihistamines drugs help to treat conditions that are caused by a large amount of histamine secretion, a chemical created by the body's immune system.
  2. It reduces or blocks the histamine which is responsible for the allergy.
  3. The antihistamines are also sometimes used as a short-term treatment for insomnia and to prevent motion sickness.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Allergies
BIOLOGY
Watch in App
Join BYJU'S Learning Program
CrossIcon