The aim of this research was to find out the influence of ant-smoking campaigns among students in Ajuy National High School. This study used qualitative research focused in case study, which utilized symposiums, posters and tarpaulin, video clips and lectures. During the survey, it was revealed that there were students both female and males from grade 7 to 10 who were engaged in smoking. But during the intervention, the informants specially the smokers progressively improved their desire to stop smoking because of its effect to our health. Furthermore, the non-smokers assured that they will not get involved in this kind of vices. The second-hand smokers, also vowed to encourage their friends and classmates to stop cigarettes smoking because of its results to our organ system. Thus, anti-smoking campaigns and messages could be excellent avenue to educate students about ordinances and laws, and effect of smoking to our health. The school administrators should encourage teachers to integrate smoking in their classes. Also, ask help from all stakeholders to close monitor sari-sari stores or cafeteria not to sell cigarettes to minors. Thus, messages, such as tarpaulin, posters and other forms of media must be posted in school premises and various places in the municipalities to inform students as well as their parents or guardians about cigarettes smoking. Parents and guardians play a vital role in the implementation of this advocacy. Also, the local government units should regulate the implementation of policies and ordinances regarding smoking of minor.