Since the earliest human civilizations, medicines have been an important part of staying healthy and treating diseases. From treating a cough to curing Polio, humans have discovered many ways to combat a wide array of illnesses. [quads id="4"] While we’ve made progress unlike anything in history, we also have a long way to go. Cancer, Alzheimer’s, and many autoimmune diseases are still major problems. But, what has been our major achievements in medicine? Here are 25 Most Important Medicines Throughout History.