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As an antihistamine, doxylamine is an inverse agonist of the histamine H 1 receptor. As a first-generation antihistamine, it typically crosses the blood–brain barrier into the brain, thereby producing a suite of sedative and hypnotic effects that are mediated by the central nervous system. (N.b.:
Diphenhydramine. Diphenhydramine ( DPH) is an antihistamine and sedative mainly used to treat allergies, insomnia, and symptoms of the common cold. It is also less commonly used for tremors in parkinsonism, and nausea. [ 11] It is taken by mouth, injected into a vein, injected into a muscle, or applied to the skin. [ 11]
Sominex is the trademarked name for several over the counter sleep aids. Different formulations of Sominex are available, depending upon the market. Both the US and UK formulations contain a significant dose of a first generation antihistamine with hypnotic properties. In the United States, Sominex is marketed by Prestige Brands, [ 1] sometimes ...
The tables below contain a sample list of benzodiazepines and benzodiazepine analogs that are commonly prescribed, with their basic pharmacological characteristics, such as half-life and equivalent doses to other benzodiazepines, also listed, along with their trade names and primary uses. The elimination half-life is how long it takes for half ...
Benadryl Allergy. Benadryl Allergy is the name of a Benadryl product found in the United States and Canada. It is an antihistamine drug used to relieve allergies. Its active ingredient is diphenhydramine, a first-generation antihistamine. It is known to be sedative, making drowsiness a common side effect.
This is a list of psychiatric medications used by psychiatrists and other physicians to treat mental illness or distress.. The list is ordered alphabetically according to the condition or conditions, then by the generic name of each medication.
Regulations state the pharmacists may, without a prescription, sell low-dose codeine products (containing up to 8 mg of codeine per tablet or up to 20 mg per 30 ml in liquid preparation) if the preparation contains at least two additional medicinal ingredients other than a narcotic (S.36.1 NCR). [75] [76]
Antihistamines that target the histamine H 1 -receptor are used to treat allergic reactions in the nose (e.g., itching, runny nose, and sneezing). In addition, they may be used to treat insomnia, motion sickness, or vertigo caused by problems with the inner ear. H 2 -antihistamines bind to histamine H 2 receptors in the upper gastrointestinal ...