The purpose of this study is analyze the development of behaviour of adolescent health reproduction, as an effort to prevent of HIV/AIDS infection among the student. Pre-test and post- test quasi-experimental design with control group was implemented in this study. The intervention was given to the sample student, the parent's of the student and the Guidance and Counseling Teacher (Guru Bimbingan dan Penyuluhan) in two school of adolescent health reproduction module. Respondent consist of students in two Secondary School (SMU). The sample study is student of first and two classes in the two Secondary School (SMU) in Malang Town and Batu Sub-District. Total sample experimental group and control group are 180 students were selected by randomized. The collection of data was used the enquette. The data analyse by comparing pre-test and post test experiment and compared by experiment group and control group was used t-test and chi square-test. The pre-test and post-test enquette collecting data there was student not fully answerd the question, so the final total sample reduction are 180 of students. The result of this study showed that there were about 6% students have been studied and have been discussed about adolescent health reproduction to their parents, their peer group and their GC Teacher in the school by student experiment. There are lower increasing of knowledge to experiment student relatively, there is no different opinion about adolescent health reproduction betwen control and experiment student and majority student not yet dating. Based on those findings, it is suggested that intensively and countinuosly discussion obout health reproduction between student with their parents, their peer group in class and to their GC Teacher. So their student could be prevent from intercouse sexual disease.