Antihistamines are drugs used to treat allergic symptoms like sneezing, itchy eyes, watery eyes, hives, runny nose, and blocked nose. Some antihistamines are also used for motion sickness, vomiting, dizziness, anxiety, Parkinson's disease, and sleep problems. Fexofenadine, Hydroxyzine, Diphenhydramine, Chlorpheniramine, Loratadine, and Levocetirizine are a few examples of antihistamines.
Olopatadine - Mechanism of Action, Indications, Dosage, and Adverse Drug Reactions
Olopatadine is an antihistamine used to treat allergic conditions like allergic conjunctivitis but may cause side effects like eye irritation and headaches.
Anti-Histamines: Understanding Their Role and Implications
Antihistamines are drugs that treat histamine-mediated conditions, such as allergies and gastrointestinal issues, by blocking histamine receptors.
Urticaria - Causes and Treatment
Urticaria is a skin condition characterized by itchy wheals or hives over the body. The below article details the same.

Antihistamines for Alopecia - An Overview
Alopecia is an autoimmune (natural defense targets own tissues) disease targeting the body’s hair follicles, causing hair loss. Read the article below for details.
Cinnarizine - Uses, Dosage, Side Effects, Interactions, and Precautions
Cinnarizine is an antihistamine used for motion sickness. Learn about its uses, dosage, drug warnings, side effects, precautions, and drug interactions.