Information on use of prescription medication for smoking cessation.

Information on dosage, usage as an antidepressant, side effects, interactions, and drug comparisons.

Offers information about Zyban, a slow-release form of the antidepressant bupropion, the first antidepressant licensed for smoking cessation. Site asks for demographic information. Must accept cookies.

Information on both immediate release and sustained release formulas of bupropion HCl.

Bupropion HCl. Product information for US residents in PDF format. Requires JavaScript.

Patient information site from GlaxoSmithKline.

Prescribing information for US residents in PDF format. 139K.