Antihistamine Types & Side Effects - Cleveland Clinic
2024年7月26日 · Antihistamines work by blocking histamine receptors. “Anti-” means “against.” Histamine is a chemical your immune system releases to send messages between different cells. Histamine has several functions, but it’s mainly known for its role in causing allergic and anaphylactic symptoms.
Antihistamine - Wikipedia
Antihistamines suppress the histamine-induced wheal response (swelling) and flare response (vasodilation) by blocking the binding of histamine to its receptors or reducing histamine receptor activity on nerves, vascular smooth muscle, glandular cells, endothelium, and mast cells.
Antihistamines: How they work, types, and side effects
2023年2月16日 · Antihistamines refer to a type of medication that treats allergy symptoms, motion sickness, and some cold and flu symptoms. Antihistamines block H1 histamine...
List of Common Antihistamines + Uses & Side Effects - Drugs.com
2023年4月17日 · Antihistamines block histamine release from histamine-1 receptors and are mostly used to treat allergies or cold and flu symptoms, although some first-generation antihistamines (also called sedating antihistamines) may be used for other conditions, such as nausea or motion sickness.
Antihistamine Medications: What's Available and Side Effects
2023年1月17日 · Antihistamines reduce or block histamines, so they stop allergy symptoms. These medicines work well to relieve symptoms of different types of allergies, including seasonal (hay...
Antihistamines - StatPearls - NCBI Bookshelf
2023年7月10日 · Antihistamines are a pharmaceutical class of drugs that act to treat histamine-mediated conditions. There are two main classes of histamine receptors: H-1 receptors and H-2 receptors. Antihistamine drugs that bind to H-1 receptors are generally used to …
Antihistamines and How They're Used - Verywell Health
2023年6月20日 · Antihistamines are a class of drugs primarily used to relieve allergies. They do so by blocking a chemical known as histamine that is released by the immune system whenever the body is confronted by an allergy-causing substance (allergen).
Antihistamines: Uses, Types, Side Effects, Interactions - Health
2023年12月26日 · Antihistamines are a class of medication used short-term or long-term to treat allergic conditions such as hay fever, hives, and swelling under the skin.
Antihistamines for allergies: MedlinePlus Medical Encyclopedia
One type of medicine that helps relieve allergy symptoms is an antihistamine. What are Antihistamines? Antihistamines are medicines that treat allergy symptoms by blocking the effects of histamine. Antihistamines come as pills, chewable tablets, capsules, liquids, nasal sprays, and …
Antihistamines: Uses, Types, and Side-Effects - Patient
2022年10月11日 · Antihistamines are medicines used to treat hay fever. They can also be used for various other problems. For example: Hives (urticaria). Itching (pruritus). Feeling sick (nausea) and being sick (vomiting). Severe allergic reactions (anaphylaxis). What conditions are antihistamines used to treat?