Writing Homework Help

Nicotine :
https://m.youtube.com/watch?v=yfLp_vueUxY

Opioid : https://www.pbs.org/wgbh/frontline/film/opioids-inc/

Consider both the addictiveness and the societal/governmental responses to nicotine and opioids. How are nicotine and opioids the same? How are they different? Why are/were they tolerated by society and government? In what ways has that level of tolerance changed?