Nicotine . Nicotine is a naturally-occurring stimulant substance of the pyridine and pyrrolidine classes. It works on the acetylcholine system, and …
Nicotine . Nicotine is a naturally-occurring stimulant substance of the pyridine and pyrrolidine classes. Drug Class: Nicotine is classified as a st…
nicotine vape
nicotine vape
