Contraception is the use of medications, instruments or surgery employed to change the way human body works and prevent pregnancy. This study examined undergraduates’ perception of contraceptives use in Ambrose Alli University, Ekpoma, Edo state, Nigeria. The objectives of study were to examine the relationship between poor access to contraceptives and peer pressure in relation to contraceptive use among students. The paper adopted functionalist theory to explain the subject matter. This study employed ex-post facto research design method. The sample size used for this study was 306 questionnaires, which were administered to the respondents using the simple random sampling technique. 300 questionnaires were returned from the field which was used for analysis. The Ztest was used for the study. The findings revealed that poor access to contraceptives, such as limited availability, affordability and peer pressure was also found to play a significant role in contraceptive decision-making, influences contraceptives use among undergraduates, and prevent unintended pregnancies, reduce the risk of sexually transmitted infections, and promote overall well-being. It was recommended among others that efforts should be focus on improving easy access to contraceptives use, providing comprehensive sexual education against peer pressure, promoting supportive environments, and ensuring confidentiality and privacy in accessing contraceptives.