Therapeutic Group: Gynaecological Presentation Prinagel : Each gram gel contains Progesterone BP 80 mg. Description Prinagel is a micronized progesterone in an emulsion system, which is used through polypropylene vaginal applicators. Progesterone is a naturally occurring steroid that is secreted by the ovary, placenta, and adrenal gland and essential for the development of decidual tissue. […]