Hormone like drugs generally taken to prevent pregnancy that have a variety of effects on the body which can vary from minor to life threatening. The effects include nausea, fatigue, depression, mood changes, lowered sexual drive, acne, oily scalp or other complexion problems, gum inflammation, diarrhea, weight gain, weight loss, breast fullness or tenderness, increased appetite, loss of hair, uterine cramps, inability to wear contact lenses, mask of pregnancy (skin darkness on upper lip, under eyes and on forehead), fluid retention, bloated felling bladder infections, yeast conditions, increased vaginal secretions, dry vagina, breakthrough bleeding or spotting, missed periods, leg cramping, headaches, blurring of vision or dizziness, shortness of breath, chest pain, increased susceptibility to gonorrhea, diabetes, blood clotting, premature menopause, permanent sterility and thromboembolic disease.