Mepyramine Maleate BP

Mepyramine Maleate BP is an antihistamine drug commonly used to relieve allergic symptoms such as hay fever, urticaria, and other allergic reactions. It works by blocking histamine H1 receptors, reducing allergic responses like itching, swelling, and redness. This compound is a white or off-white crystalline powder, soluble in water and alcohol, widely used in pharmaceutical formulations including tablets, creams, and injectables.

Promethazine

Promethazine is a first-generation antihistamine with potent sedative, antiemetic, and anticholinergic properties. It is commonly used to treat allergic reactions, nausea, vomiting, motion sickness, and as a sedative or sleep aid. Its broad pharmacological effects make it valuable in both acute and chronic medical settings for symptom relief and prevention