Oral second-generation antihistamines are considered first-line therapy for allergic rhinitis but are not indicated for nonallergic vasomotor rhinitis. 1 Intranasal antihistamines can also be ...

Conjunctivitis, or pink eye, may be due to several factors, like viruses, bacteria, and allergens. Its cause generally determines its type. Conjunctivitis, commonly called pink eye, refers to ...

Viral and bacterial pink eye share symptoms, like redness of the eye and swelling, but viral infections typically cause a watery discharge, while bacterial infections result in a thicker, pus-like ...

Medically reviewed by Andrew Greenberg, MD Causes of bloodshot eyes include allergies, conjunctivitis, or glaucoma.Treatment for bloodshot eyes may involve antihistamines and eye drops.Signs to seek ...

Pink eye, also known as conjunctivitis, is a common and highly contagious eye infection that affects people of all ages. It is characterised by redness, itching, and discharge in the eye, and can be ...

There are several OTC therapies available to combat allergic conjunctivitis. The topical ophthalmic H1 antihistamines have a more rapid onset of action than oral H1 antihistamines but require more ...