Answer the following question given this paragraph: 

Many drugs affect the brain and influence how a person feels, thinks, or acts. Such drugs are called psychoactive drugs. They include legal drugs such as caffeine and alcohol, as well as illegal drugs such as cocaine and heroin. They also include certain medicines, such as antidepressant drugs and medical marijuana.


Q: What types of drugs affect the brain and influence how a person can feel, think, or act?


A:
psychoactive