A

There are many different medicines that start with the letter A. Some of these medicines are used to treat common colds and headaches, while others are used to treat more serious conditions like cancer. Acetaminophen is a pain reliever that is often used to treat headaches and muscle aches. Aspirin is another pain reliever that can also be used to reduce fever. Amoxicillin is an antibiotic that is used to treat bacterial infections. Advil is another over-the-counter medication that can be used to relieve pain and inflammation. These are just some of the many different medicines that start with the letter A.