Final answer:
Nicotine is the stimulant drug found in tobacco products.
Step-by-step explanation:
The stimulant drug in tobacco products is nicotine. Nicotine is a highly addictive substance that stimulates the nervous system and increases heart rate and blood pressure. It is the primary psychoactive component of tobacco and is responsible for the pleasurable effects and addictive nature of smoking or using other tobacco products.
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