Discontinue taking pill if possible signs of thrombosis (eg, unusual cough, severe chest pain which may reach left arm, breathlessness, any unusual, severe, or prolonged headache or migraine attack, partial or complete vision loss or double vision, slurring or speech disability, sudden hearing changes, sense of smell or taste, dizziness or fainting, weakness or numbness in any part of the body, severe pain in abdomen, severe pain or swelling in either of the legs) occur. Not for protection against HIV infection (AIDS) or any other STD. Not to be used in patients w/ history of blood clot in blood vessel & liver disease; women w/ history of angiitis, obesity, diabetes & HTN. Not recommended in patients w/ or w/ history of liver tumours & patients w/ or suspected to have sex hormone related cancer eg, breast or reproductive organ. Smoking (especially women >35 yr); diabetes; overwt; high BP; heart valve or certain heart rhythm disorder; vein inflammation (superficial phlebitis); varicose veins; migraine; epilepsy; liver or gallbladder disease; Crohn's disease or ulcerative colitis (chronic inflammatory bowel disease); SLE; haemolytic uraemic syndrome; sickle cell disease; operation w/ prolonged immobilisation; hereditary & acquired angioedema. Occurrence or worsening of hearing loss, porphyria, herpes gestationis, Sydenham's chorea. History or presence of chloasma (avoid excessive sun or UV light exposure); high blood cholesterol or triglycerides. Family history of thrombosis, heart attack or stroke; high blood cholesterol or triglycerides; breast cancer. Benign & malignant liver tumours; diarrhea; unusual heavy vag bleeding. Increased risk of blood clots in patients who recently gave birth. High risk of thrombosis especially during 1st yr of starting therapy & restarting after ≥4 wk. Increased occurrence of breast & cervical cancer in long term use. Glucose intolerance. May affect blood or urinary test results. Not to have sexual intercourse or take extra non-hormonal contraceptive precautions eg, use condom or another barrier method. Not to use rhythm or temp methods. Women of childbearing potential. Not to be used during pregnancy. Not recommended during breast-feeding. Childn.