antiprogestin

{
  "id": "MLC-T-ONC-000640",
  "term": "antiprogestin",
  "field": "Oncology and biomedicine",
  "definition": "A substance that prevents cells from making or using progesterone (a hormone that plays a role in the menstrual cycle and pregnancy). Antiprogestins may stop some cancer cells from growing and they are being studied in the treatment of breast cancer. An antiprogestin is a type of hormone antagonist.",
  "references": [
    "NCI Dictionary of Cancer Terms"
  ],
  "url": "https://mlchart.com/terminology/oncology/antiprogestin/"
}