Search results
Results from the WOW.Com Content Network
H 1-antihistamines work by binding to histamine H 1 receptors in mast cells, smooth muscle, and endothelium in the body as well as in the tuberomammillary nucleus in the brain. Antihistamines that target the histamine H 1-receptor are used to treat allergic reactions in the nose (e.g., itching, runny nose, and sneezing).
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.
On January 15, 2010, a voluntary recall of several hundred batches of popular medicines was announced, including Benadryl, Motrin, Rolaids, Simply Sleep, St. Joseph Aspirin, and Tylenol. [16] The recall was due to complaints of a musty smell suspected to be due to contamination of the packaging with the chemical 2,4,6-tribromoanisole. [17]
Cetirizine is a second-generation antihistamine used to treat allergic rhinitis (hay fever), dermatitis, and urticaria (hives). [5] It is taken by mouth. [6] Effects generally begin within thirty minutes and last for about a day. [6]
It is used in the treatment of itchiness, anxiety, insomnia, and nausea (including that due to motion sickness). [8] It is used either by mouth or injection into a muscle. [8] Hydroxyzine works by blocking the effects of histamine. [9] It is a first-generation antihistamine in the piperazine family of chemicals.
In July 1975, the J. B. Williams Co. began marketing Sominex 2. [37] On November 24, 1975, Attorney General Evelle J. Younger filed suit on behalf of the State of California against Williams Co., stating that the product did not warn against use by pregnant or nursing women or persons with asthma or COPD, nor did it notify consumers that it should not be used in conjunction with alcohol. [38]
Levocetirizine, sold under the brand name Xyzal, among others, is a second-generation antihistamine used for the treatment of allergic rhinitis (hay fever) and long-term hives of unclear cause. [3] It is less sedating than older antihistamines. [4] It is taken by mouth. [3] Common side effects include sleepiness, dry mouth, cough, vomiting, and ...
Fexofenadine is used for relief from physical symptoms associated with seasonal allergic rhinitis and for treatment of hives, including chronic urticaria. [12] It does not cure, but rather prevents the aggravation of allergic rhinitis and chronic idiopathic urticaria, and reduces the severity of the symptoms associated with those conditions, providing relief from repeated sneezing, runny nose ...