Conjunctivitis

Classification of Antihistamines

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Antihistamines are a class of drugs designed to counteract the effects of histamine, a natural compound released by the body in response to allergens. Histamine plays a central role in allergic reactions and is responsible for various symptoms such as itching, sneezing, runny nose, and watery eyes. Antihistamines block histamine receptors, thereby preventing or alleviating … Read more

Structure and Function of the Eye

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Structure and Function of the Eye: The human eye stands as a vital organ crucial for the sense of sight or vision, as it actively engages with light. Within the eye, two distinct types of cells, rods and cones, play integral roles. These cells carry out conscious light perception, facilitate color differentiation, and enable depth … Read more