Diphenhydramine (Histazyn) 50mg H1 Receptor Antagonist Capsule 100's is an antihistamine medication used to relieve symptoms of allergies, hay fever, and common cold such as sneezing, runny nose, and itchy or watery eyes. It is also effective in treating allergic reactions, motion sickness, and can be used as a short-term sleep aid due to its sedative effects.

Each capsule contains 50mg of Diphenhydramine, a H1 receptor antagonist, and comes in a pack of 100 capsules, providing a long-term supply. Always follow the prescribed dosage and consult with a healthcare provider for proper usage.