histamine
1 of 1noun/ˈhɪstəmin/
Forms:histamines
1
a compound released by cells in response to injury, allergy, or immune reactions, causing inflammation, itching, and other allergy symptoms
- Antihistamines are commonly used to relieve symptoms of allergic reactions by blocking histamine receptors.
- Histamine plays a role in the body's immune response to foreign substances and pathogens.
- Excessive histamine release can lead to symptoms such as hives, itching, and nasal congestion.
- Histamine is involved in regulating gastric acid secretion in the stomach.
- Allergies trigger the release of histamine, causing symptoms like sneezing and watery eyes.