What is the method of delivering medication directly into a vein called?

The method of delivering medication directly into a vein is known as intravenous (IV) therapy. This technique involves administering fluids, medications, or nutrients directly into the bloodstream through a vein, allowing for rapid absorption and immediate effects. IV therapy is commonly used in emergency medical situations where quick treatment is necessary, such as delivering pain relief, antibiotics, or fluids to a dehydrated patient. Each method of medication delivery has specific uses and routes, but intravenous administration is particularly effective for its speed and efficiency, making it a critical skill for EMTs and healthcare providers.