How does Alexander flemmings work of his scientist still used today?

Alexander Fleming's discovery of penicillin in 1928 revolutionized medicine and laid the foundation for modern antibiotics. His work demonstrated the potential of natural substances to combat bacterial infections, leading to the development of various antibiotic treatments still in use today. Penicillin's effectiveness has saved countless lives and paved the way for ongoing research in pharmacology and infectious disease management. The principles of Fleming's discovery continue to guide the search for new antibiotics and therapies in the fight against resistant bacteria.