Exesin 25mg Tablet is an anticancer drug with the active ingredient Exemestane. It belongs to the medication class known as aromatase inhibitors. In postmenopausal women, it is used to treat hormone-dependent early breast cancer after completing 2-3 years of treatment with Tamoxifen. In addition, it also treats hormone-dependent advanced breast cancer.  Cancer is a disorder in which cells multiply in an uncontrolled and abnormal manner. Do not take this medicine if you are allergic to Exemestane or any of the other ingredients of this medicine and if you have not been through the menopause stage, also if you think you are pregnant or breastfeeding. Exesin 25mg Tablet tablets are not recommended for adolescents and children under the age of 18. Inform your doctor before starting the treatment, if you have problems with your liver or kidney or if you have a history of the bone condition as this medicine can make you lose mineral content and decrease its strength. Inform your doctor if you take any other medicine while under this treatment. Regular checking will be conducted to monitor the vitamin D level, if your level is below normal you will be given vitamin D. You need to tell your doctor about all the medications you have been taking recently before taking this medicine. Use effective birth control during the treatment with this medicine.