is smoking cigarettes a drug Nicotine (Cigarettes) and Alcohol Abuse Smoking and High Blood Pressure:

The eight items included gender (male, female), age (years), current grade (Matthayom 1, 2, and 3), average daily allowance, living arrangement (alone, with family/relatives, with friends, or other), presence of underlying diseases (yes, no), and smoking history within the past year (never, ever

However, passive ventilation alone is rarely enough in cases of significant smoke exposure

Retrieved 4 August 2014

J Pharmacokinet Biopharm 1992

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