Femilon tablet is an oral hormonal combination drug with two active ingredients called desogestrel and ethinylestradiol. It is a contraceptive used for birth control. This combines female sex hormones (estrogen and progestogen) to prevent egg release from the ovaries, thus preventing pregnancy. Additionally, it also treats dysmenorrhea. Dysmenorrhea causes painful and irregular periods with symptoms like abdominal pain, digestive problems, fainting, vomiting, and nausea. 

Do not take this medicine if you are allergic to femilon tablet, or its other ingredients. Before starting taking the medicine, inform your doctor if you have allergies to estrogens or progestins, a history of breast cancer, eye problems, kidney, liver, or heart (stroke) diseases. Mention if you have migraines or diabetics, as the drug may affect blood sugar and headache intensity. Do not take this medicine if you have a history of certain blood clotting disorders (Before starting the medicine, inform your doctor if you have brown patches on your face or body (chloasma) and avoid excessive sun or ultraviolet light exposure. Also, let your doctor know if you have crohn’s disease, ulcerative colitis, systemic lupus erythematosus (SLE), hemolytic uraemic syndrome (HUS), sickle cell anemia, elevated levels of fat in the blood (hypertriglyceridemia), a family history of this condition, or if you need an operation or have recently given birth. Additionally, inform your doctor if you have inflammation in the veins under the skin (superficial thrombophlebitis or varicose veins), liver tumor, or pancreatitis. Avoid consuming this medicine if you have unexplained vaginal bleeding or if you are taking specific medications for hepatitis C. Avoid using during an operation or prolonged immobility as it may increase the risk of blood clots. Avoid taking this medicine if you have severe diabetes with blood vessel damage, very high blood pressure, a very high level of fat in the blood (cholesterol or triglycerides), or a condition known as hyperhomocysteinemia.  It is not recommended for the children under 18 years. 

Before starting  femilon  tablet, inform your doctor if you have brown patches on your face or body (chloasma) and avoid excessive sun or ultraviolet light exposure. Also, let your doctor know if you have crohn’s disease, ulcerative colitis, systemic lupus erythematosus (SLE), hemolytic uraemic syndrome (HUS), sickle cell anemia, elevated levels of fat in the blood (hypertriglyceridemia), a family history of this condition, or if you need an operation or have recently given birth. Additionally, inform your doctor if you have inflammation in the veins under the skin (superficial thrombophlebitis) or varicose veins.