BACKGROUND: The unwanted pregnancy in adolescents causes the rejection of pregnancy and fetus itself.
AIM: The purpose of this literature review is to determine the impact of unwanted pregnancy on pregnancy care in adolescents.
METHODS: The method used a systematic review. The data search using an advanced search techniques on databases and search engines such as CINAHL, PubMed, and Google Scholar. The literature search is based on qualitative study design criteria, national and international articles, published in the past 10 years (2011–2021), and written in Indonesian and English.
RESULTS: From the six articles reviewed, it was found that there were 10 impacts of adverse events on pregnancy care in adolescents, namely, not doing ANC, trying to abort the pregnancy, not eating healthy foods with balanced nutrition, not doing physical activity and sports, not taking Fe tablets, getting lack of sleep and rest, ignoring the personal hygiene, being introvert, not doing fetal stimulation, and depression.
CONCLUSION: Adolescents, who experience unwanted pregnancy, tend not to do ANC, behave in harming to themselves and their fetus; therefore, the further research can be done regarding the development of a model of care in families with adolescents experiencing unwanted pregnancy.