The only non-nicotine replacement therapy on this list, vareniciline is available only by prescription, and it is not without controversy
Irritable Bowel Syndrome (IBS)
4,5 For example, people with mental illness or a substance use disorder account for 25 percent of the adult population, but they consumed 40 percent of cigarettes sold in the United States
Non-smokers feel discomfort when exposed to tobacco smoke, they may experience eye irritation, headache, dizziness, tiredness, pharyngeal pain, nausea, cough, or shortness of breath
Using marijuana for recreational purposes could be considered to be against Biblical guidance in some belief systems
the genus Nicotiana contains about 100 species, only two of which have been extensively cultivated