Abstract and Introduction Predicting and Establishing the Clinical Efficacy of a Histamine H Application ... inflammatory mechanisms of action of H 1-receptor antagonists and to predict their ...

Medically reviewed by Alex Yampolsky, PharmD Benadryl (diphenhydramine) is a first-generation antihistamine. It helps treat ...

The type of allergic reaction depends on which receptors histamine binds to when it is released. For example, when histamine ...

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 ...

Xyzal (levocetirizine) and Zyrtec (cetirizine) are over-the-counter (OTC) allergy medications. Learn about their key ...

Allergic inflammation plays a big role in allergy reactions and contributes to the itching and chewing commonly seen with ...