Desogen is an estrogen/progestin combination. It works by preventing the release of eggs from the ovaries and thereby preventing pregnancy. It may also be used for other conditions as determined by your doctor.
Common side effects include: breast tenderness or enlargement, changes in appetite, changes in weight, dizziness, headacehe, loss of scalp hair, nausea, nervousness, stomach cramps or bloating, vaginal spotting or breakthrough bleeding and vomiting. Seek medical attention right away if any of these SEVERE side effects occur: severe allergic reactions (rash, hives, itching, difficulty breathing, tightness in the chest, swelling of the mouth, face, lips or tongue); breast lumps; changes in vision; chest pain or heaviness in the chest.