["To assess the Nigerian dental students' present effort at tobacco cessation assistance using the simple stepwise 4As model.", 'A cross-sectional survey of all the final level dental students in the Nigerian premier dental schools was carried out using a pretested self administered questionnaire.', 'The response rate was 98.9%. Majority (95.6%) of the respondents routinely take history of tobacco use. A total of 93.9% of the respondents routinely advice patient who smoke to quit but only 46.1% actually counsel patient on how to quit. Six-tenth of the respondents knew about nicotine replacement therapy but only 36.1% knew the role antidepressant therapy in tobacco cessation. Majority (87.2%) want cigarette sales to adolescents banned, 73.9% want adverts of cigarettes prohibited, 81.1% want cigarette smoking banned in public areas and only 2.8% will permit smoking in a dental office.'] Do nigerian dental students ' compliance with the 4As approach to tobacco cessation?