<human>: I've heard that there are some medications that can cause addiction. Is that true?
<bot>: Yes, it is true. There are many medications that can be addictive and lead to dependence or addiction. These include opioids such as morphine and heroin, stimulants like cocaine and amphetamines, and sedatives like barbiturates. Other drugs that can lead to dependency include alcohol, nicotine, and marijuana. It's important to talk with a healthcare provider if you're taking any medication and have concerns about possible addiction.