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Bilastine is an antihistamine medication used to treat hives (), allergic rhinitis and itchy inflamed eyes (allergic conjunctivitis) caused by an allergy. [6] It is a second-generation antihistamine and takes effect by selectively inhibiting the histamine H 1 receptor, preventing these allergic reactions. [7]
Betahistine, sold under the brand name Serc among others, is an anti-vertigo medication. It is commonly prescribed for balance disorders or to alleviate vertigo symptoms . It was first registered in Europe in 1970 for the treatment of Ménière's disease, but current evidence does not support its efficacy in treating it.
Antihistamines are drugs which treat allergic rhinitis, common cold, influenza, and other allergies. [1] 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 few side effects. [1]
A histamine agonist is a drug which causes increased activity at one or more of the four histamine receptor subtypes.. H 1 agonists promote wakefulness. [1]H 2: Betazole and Impromidine are examples of agonists used in diagnostics to increase histamine.
The side effects are associated with the dosage, type of drug used and the duration of treatment. Systemic corticosteroids are not considered first-line therapy for chronic management due to common and significant risks of adverse reactions .
Children affected by allergies in the developed world: [2] 1 in 13 have eczema; 1 in 8 have allergic rhinitis; 3-6% are affected by food allergy; Children in the United States under 18 years of age: [3] Percent with any allergy: 27.2%; Percent with seasonal allergy: 18.9%; Percent with eczema: 10.8%; Percent with food allergy: 5.8%
H 1 antagonists, also called H 1 blockers, are a class of medications that block the action of histamine at the H 1 receptor, helping to relieve allergic reactions.Agents where the main therapeutic effect is mediated by negative modulation of histamine receptors are termed antihistamines; other agents may have antihistaminergic action but are not true antihistamines.
The allergen can be given as an injection under the skin or as a tablet under the tongue. [6] Treatment typically lasts three to five years, after which benefits may be prolonged. [6] Allergic rhinitis is the type of allergy that affects the greatest number of people. [12] In Western countries, between 10 and 30% of people are affected in a ...