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Diphenhydramine, sold under the brand name Benadryl among others, is an antihistamine and sedative.It is a first-generation H 1-antihistamine and it works by blocking certain effects of histamine, which produces its antihistamine and sedative effects.
Some forms of Benadryl are to be taken orally, while some creams and gels are to be applied to the skin. [2] Common side effects of the drug include drowsiness, dizziness, dry mouth and throat, confusion, and blurred vision. [2] In the United States and Canada, the active ingredient is diphenhydramine.
Antipruritics, abirritants, [1] or anti-itch drugs, are medications that inhibit itching (Latin: pruritus).Itching is often associated with sunburns, allergic reactions, eczema, psoriasis, chickenpox, fungal infections, insect bites and stings like those from mosquitoes, fleas, mites, and contact dermatitis and urticaria caused by plants such as poison ivy (urushiol-induced contact dermatitis ...
efficient. Worldwide there are approximately fifty mercury cell chlor-alkali plants in operation [1]. Of those there are eight in the United States (US) [2]. In 2003 the EPA reported in the Federal Register that on average approximately seven tons of mercury were missing from each plant in the year 2000 [3]. These chlor-alkali plants have an
In general, the safety and effectiveness of alternative medicines have not been scientifically proven [1] and remain largely unknown. [2] Beyond adverse effects from the herb itself, "adulteration, inappropriate formulation , or lack of understanding of plant and drug interactions have led to adverse reactions that are sometimes life ...
In one study, about 25% of people with rhinitis had local allergic rhinitis. [45] In several studies, over 40% of people having been diagnosed with nonallergic rhinitis were found to actually have local allergic rhinitis. [41] Steroid nasal sprays and oral antihistamines have been found to be effective for local allergic rhinitis. [42]
The most common adverse effects noted for second-generation agents include drowsiness, fatigue, headache, nausea and dry mouth. [4] Continuous and/or cumulative use of anticholinergic medications, including first-generation antihistamines, is associated with higher risk for cognitive decline and dementia in older people. [8] [9]
The recommended dosage of Benadryl tablets for adults is 1 to 2 tablets every 4 to 6 hours, [1] and only 1 tablet every 4 to 6 hours for children under the age of 12. [2]The Benadryl challenge is an internet challenge that emerged in 2020, revolving around the deliberate consumption, excessive use and overdose of the antihistamine medicine diphenhydramine (commonly sold in the United States ...