Product Description: ENDOMETRIN (progesterone) Vaginal Insert contains micronized progesterone. Progesterone acts on the lining of the uterus (womb) and it helps you to become and to stay pregnant when you are treated for infertility. ENDOMETRIN is provided as a pessary (or vaginal tablet) that contains the natural female hormone, progesterone. ENDOMETRIN is a prescription medicine used to treat the symptoms of Assistant Reproductive Technology (ART) and Secondary Amenorrhea. ENDOMETRIN is for women who need extra progesterone while undergoing treatment in an Assisted Reproductive Technology (ART) programme (e.g. IVF). ENDOMETRIN is supplied with polyethylene vaginal applicators. ENDOMETRIN may be used alone or with other medications. ENDOMETRIN belongs to a class of drugs called Progestins; Vaginal Preparations, Other. How To Use: Your doctor or pharmacist will tell you how many tablets you need to use each day. The usual dosage is one 100 mg tablet placed directly into the vagina three times daily starting on the day of egg retrieval. Follow all directions given to you by your doctor carefully. They may differ from the information contained in this leaflet. ENDOMETRIN tablets are intended to be placed directly into the vagina. An applicator is provided in the pack to help administer the tablets. Warnings And Precautions: Do not use ENDOMETRIN if you have or have had any of the following conditions: Unusual vaginal bleeding that has not been evaluated by your doctor Missed abortion or ectopic pregnancy (pregnancy outside of the womb) Severe liver problems Known or suspected cancer of the breast or genital tract Blood clots in the legs, lungs, eyes or elsewhere in the body Porphyria disorder (a blood disease). Ingredients: Each ENDOMETRIN (progesterone) Vaginal Insert, 100 mg, is packed individually in a sealed foil pouch. These pouches are available in cartons packed: 21 vaginal inserts with 21 disposable vaginal applicators.