Crinone Progesterone Gel 8% Single Tubes 1.125 gm x 15/Box (RX)Crinone Progesterone Gel 8% is a prescription medication used in assisted reproductive technology (ART) treatments, such as in vitro fertilization (IVF) and frozen embryo transfer. It is also used to support early pregnancy in women who have low levels of progesterone. The gel contains a form of the hormone progesterone which helps support the lining of the uterus and prepares it for the implantation of a fertilized egg. It is available in a prefilled