Discontinue use if the patient experiences migraine for the 1st time, (or if existing migraine occurs more often than before), unusually bad headaches or have headaches more often than before, sudden changes to eyesight, hearing, speech, sense of smell, taste or touch, dizziness or fainting, unusual leg pain or arm/leg swelling, sharp chest pain or sudden shortness of breath, crushing pains or feeling of heaviness in chest, coughing for no apparent reason or if 1 side of body suddenly becomes very weak or numb. Not to be used in presence of thrombosis & hepatic disease; women w/ history of thrombophlebitis, obesity, diabetes & HTN; presence or history of liver tumors, known or suspected sex hormones related cancer eg, breast or genital organs cancer. Severe depressive states, varicose vein, DM, HTN, epilepsy, otosclerosis, multiple sclerosis, porphyria, tetany, Sydenham's chorea, breast problems, & disturbed liver function, obesity, contact lens intolerance, SLE, asthma, uterine fibroids, gallstones, migraine, chloasma, phlebitis, CV & kidney diseases. History or family history of breast cancer; any illness caused by blood clots, heart attack, or stroke at young age.