Apr 17, 2023 · Browse common antihistamine drugs: compare first- and second-generation options, brand vs generic names, uses, side effects, and user ratings.

Jul 26, 2024 · Antihistamines are a class of medication that commonly treat allergy symptoms, like runny nose, sneezing and itchy eyes. They can also treat some digestive conditions.

Jul 15, 2024 · Antihistamines are drugs that can relieve allergy symptoms such as runny nose, sneezing, and congestion. Many over-the-counter brand-name antihistamines are available, from Benadryl to …

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 …

Nov 9, 2025 · Antihistamines are medications that block histamine receptors. They treat allergy symptoms like itching and sneezing, hives, and swelling under the skin.

Jan 14, 2025 · Antihistamines help to relieve certain allergy symptoms such as itchiness, sneezing, and a runny nose. They’re less effective for other symptoms, such as a stuffed-up nose.

Oct 11, 2025 · Learn all about antihistamines, including how they work, what they treat, which ones are available OTC, and side effects that may occur.

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 …

Oct 21, 2025 · But knowing how antihistamines work and when to use them can make a big difference in how well they help your symptoms. Here, you'll find out what antihistamines do, when they might be …

Antihistamines are medications used to treat allergy symptoms. When the body is exposed to allergens, it produces a chemical in the body called histamine which is released to attack the allergens.