miscellaneous

Pharmacology of Diphenhydramine

Introduction Diphenhydramine is a prototypical first-generation antihistamine with a long history of clinical use for allergic reactions, insomnia, motion sickness, and

By Pharmacology Mentor

Histamine and Antihistamines

Introduction Histamine stands as a fundamental mediator in allergic reactions, inflammatory processes, and various physiological functions such as gastric acid

By Pharmacology Mentor

Pharmacology of Levocetirizine

Introduction Levocetirizine is a second-generation antihistamine, serving as the pharmacologically active R-enantiomer of cetirizine. Commonly prescribed for chronic allergic rhinitis

By Pharmacology Mentor