Brand	Dose	Side Effects	Warning/Precaution
d = day; Rx = prescription; wk = week.
Rx	Chantix	0.5 mg/d, d 1–3; 0.5 mg twice a d, d 4–7; then 1.0 mg twice a d through wk 12	Nausea, insomnia	Risk of toxicity greater in patients with impaired renal function
				Not tested in children and pregnant women