Different medications can treat allergies, including steroids and allergy shots, but one of the first things to try is an antihistamine. These are over-the-counter (OTC) and prescription ...

People with acid reflux often rely on acid-reducing medications to ease symptoms. Depending on the severity of your symptoms, over-the-counter (OTC) and prescription options are available.

But the secret to overcoming some of them might already be in medicine cabinets everywhere: antihistamines. A paper published today (November 24) in Cancer Cell reports that high levels of ...

some decongestant drugs are available only with a prescription. An antihistamine is a type of medication that is used to relieve or prevent allergy symptoms such as runny nose, sneezing ...

Benadryl (diphenhydramine) is an over-the-counter (OTC) antihistamine commonly ... It is classified as a first-generation H1 antihistamine and is primarily used for the treatment of allergies ...

This observation led Swedish investigators to propose, in 1948, that there are two types of receptors sensitive to histamine, and close to two decades later British researchers gave the name H1 to ...

For mild hives, your doctor may recommend an over-the-counter, second-generation H1 antihistamine such as fexofenadine (Allegra), loratadine (Claritin), cetirizine (Zyrtec), or desloratadine ...

In vitro tests have demonstrated that second-generation antihistamines have improved H 1-receptor specificity and a slower dissociation rate compared with first-generation antihistamines ...

Histamine was identified as a pro-porphyrinogenic factor in hepatocytes. Both H1- and H2-receptor blockade were shown to decrease PP-IX levels. CCZ treatment reduced hepatic mast cell infiltration ...