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Jul 13, 2020 · An antihistamine is a prescription or over-the-counter medication that blocks some of what histamine does. “Anti” means against, so antihistamines are medicines that work against or block histamine.
Apr 17, 2023 · Antihistamines block histamine release from histamine-1 receptors and are mostly used to treat allergies or cold and flu symptoms.
Although the general public typically uses the word "antihistamine" to describe drugs for treating allergies, physicians and scientists use the term to describe a class of drug that opposes the activity of histamine receptors in the body.
Jan 31, 2020 · Antihistamines are a type of medication that treats allergy symptoms. They block histamine receptors on cells, reducing physical response to allergens. When a person has an allergic reaction,...
Jul 10, 2023 · 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 treat allergies and allergic rhinitis.
Jan 17, 2023 · 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 fever), indoor,...
Oct 11, 2022 · Antihistamines are mainly used to treat seasonal allergic rhinitis (hay fever), urticaria (hives), pruritus (itching) and insect bites and stings.
Mar 5, 2022 · Allergy medications are available as pills, liquids, inhalers, nasal sprays, eyedrops, skin creams and shots (injections). Some are available over-the-counter; others are available by prescription only. Here's a summary of the types of allergy medications and why they're used.
Antihistamines are medicines often used to relieve symptoms of allergies, such as hay fever, hives, conjunctivitis and reactions to insect bites or stings. They're also sometimes used to prevent motion sickness, to treat feeling sick (nausea) or being sick ( vomiting ), and as a short-term treatment for insomnia.
Apr 10, 2022 · 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.
