List of Common Antihistamines + Uses & Side Effects - Drugs.com
WebApr 17, 2023 · What are antihistamines used for? Antihistamines can help relieve the symptoms of an allergic reaction, such as: a rash; itchiness; redness (inflammation) swelling ; red and watery eyes; a runny nose; sneezing. This makes antihistamines very effective for the treatment of: allergic rhinitis; colds; flu; food allergies; hay fever; hives
Antihistamines: Definition, Types & Side Effects - Cleveland Clinic
WebAntihistamines are a class of drugs commonly used to treat symptoms of allergies. These drugs help treat conditions caused by too much histamine, a chemical created by your body’s immune system. Antihistamines are most commonly used by people who have allergic reactions to pollen and other allergens. They are also used to treat a variety of ...
Antihistamines: How they work, types, and side effects - Medical …
WebJan 31, 2020 · Antihistamines refer to a type of medication that treats allergy symptoms, motion sickness, and some cold and flu symptoms. Antihistamines block H1 histamine receptors. What symptoms do they...
Antihistamine - Wikipedia
WebAntihistamines are drugs which treat allergic rhinitis, common cold, influenza, and other allergies. Typically, people take antihistamines as an inexpensive, generic (not patented) drug that can be bought without a prescription and provides relief from nasal congestion , sneezing , or hives caused by pollen , dust mites , or animal allergy with ...
Antihistamine Medications: What's Available and Side Effects
WebJan 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,...
Allergy medications: Know your options - Mayo Clinic
WebMar 5, 2022 · Antihistamines block histamine, a symptom-causing chemical released by your immune system during an allergic reaction. Pills and liquids. Oral antihistamines are available over-the-counter and by prescription. They ease a runny nose, itchy or watery eyes, hives, swelling, and other signs or symptoms of allergies.
Antihistamines: Uses, Types, Side Effects, Interactions - Health
WebDec 26, 2023 · Antihistamines are a widely used group of medications most commonly used to treat allergic conditions. Allergic conditions, such as allergic asthma, hives, and allergies themselves, occur n when...
Antihistamines - StatPearls - NCBI Bookshelf
WebJul 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.
Antihistamines - NHS
WebAntihistamines 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.
Antihistamines for allergies: MedlinePlus Medical Encyclopedia
WebApr 10, 2022 · Antihistamines are medicines that treat allergy symptoms by blocking the effects of histamine. Antihistamines come as pills, chewable tablets, capsules, liquids, nasal sprays, and eye drops. There are also injectable forms used mainly in health care settings. How Antihistamines Help. Antihistamines treat these allergy symptoms:
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