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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.
Older people are more likely to experience drowsiness from antihistamine use than younger people. [1] 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. [31] [32]
Diphenhydramine is the primary constituent of dimenhydrinate and dictates the primary effect. The main differences relative to pure diphenhydramine are a lower potency due to being combined with 8-chlorotheophylline (by weight, dimenhydrinate is between 53% and 55.5% diphenhydramine) [10] and the fact that the stimulant properties of 8-chlorotheophylline help reduce the side ...
Patients on the blood-thinning drug Warfarin experienced higher rates of dementia and Alzheimer's, according to a new study. Widely-used heart drug linked to increased dementia risk Skip to main ...
First-generation antihistamines include diphenhydramine (Benadryl), carbinoxamine (Clistin), clemastine (Tavist), chlorpheniramine (Chlor-Trimeton), and brompheniramine (Dimetane). However, a 1955 study of "antihistaminic drugs for colds," carried out by the U.S. Army Medical Corps, reported that "there was no significant difference in the ...
Benadryl Itch Stopping Cream is a topical cream used to provide temporary itch relief for allergies, hives or even some insect bites. It can be found in the United States and Canada. This topical medication contains 2% of diphenhydramine hydrochloride and 1% of zinc acetate. This medication is intended for topical use only and not to be ingested.
The first-generation sedating antihistamines diphenhydramine, doxepin, doxylamine, and pyrilamine are the most widely used medications in the world for preventing and treating insomnia. [6] As of 2004, doxylamine and diphenhydramine, which are both over-the-counter medications, were the agents most commonly used to treat short-term insomnia. [11]
Diphenhydramine hydrochloride is also marketed as an antihistamine in Canada under the same name, and is only listed in the Canadian Agricultural database for equine use. [5] However, a 2019 manual for counseling professionals in Canada included Sominex as a medicine to be used for the treatment of Parkinson's tremors and stiffness related to ...