Mefsyl 500mg/500mg Tablet is a combination medicine used in the treatment of bleeding. It works by preventing the breakdown of clots and controls excessive bleeding during menstruation (periods). Mefsyl 500mg/500mg Tablet should be taken with food to avoid stomach upset. You should take it regularly at evenly spaced intervals as per the schedule prescribed by your doctor. Taking it at the same time every day will help you remember to take it. The dose and duration of treatment will depend on what you are being treated for. Do not stop taking it until you have finished the complete course, even when you feel better. It may cause side effects like skin rash, headache, nausea, and loss of appetite. These are usually mild but let your doctor know if they bother you or last more than a few days. Before taking this medicine, let your doctor know if you have liver or kidney problems, or you are pregnant or breastfeeding. It might cause dizziness, if happens better to avoid driving or machinery work. You should also let your healthcare team know all other medicines you are taking as they may affect, or be affected by this medicine.