combination hormone replacement therapy References combination hormone replacement therapy medicine Ask Anything Homework Help Also known as: combination HRT Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: menopausal hormone therapy/ Types and mechanisms of actionMost combination hormone therapies include a synthetic form of progesterone known as a progestin, which helps protect the uterine lining while allowing patients to benefit from symptom relief. Read MoreMost combination hormone therapies include a synthetic form of progesterone known as a progestin, which helps protect the uterine lining while allowing patients to benefit from symptom relief. Read More