Placental histological on preeclamptic rats ( Rattus norvegicus ) after administration of nanoherbal haramonting ( Rhodomyrtus tomentosa )

Preeclampsia (PE) can trigger trophoblastic from the placenta into the mother's blood so that it affects the fetus. Extra virgin olive oil (EVOO) containing antioxidant or tocopherol (Vitamin E) and Haramonting is traditional medicine in Indonesia and to treat various diseases, prevent DNA damage, and have antioxidant activity. The aimed of research to determine the role nanoherbal haramonting on placental PE. This study used an animal model of preeclampsia with an injection of 3ml Nacl 6%. This research consisted of: C-: Normal pregnancy rats, C+: PE, T1: PE were given EVOO, T2: PE were given nanoherbal haramonting, T3: PE rats were given a combination of these two herbs. On the 20th pregnancy day the rats were dissected to take the placenta. Histology of placental tissue using paraffin method with hematoxylin eosin staining. Results: There were significant differences in the blood pressure of systol, diastole and proteunaria in each group (P