Furon 500mg Tablet is an antibiotic medicine used to treat diarrhea caused by microorganisms such as bacteria or protozoa. It works by killing the infection causing microorganisms and thus help in curing the infection. Furon 500mg Tablet should be taken with food. You should take it regularly as per the schedule prescribed by your doctor. Taking it at the same time every day will help you to remember to take it. Do not stop taking it until you have finished the complete course, even when you feel better. If you stop taking this medicine too early then infection may return or worsen. The most common side effects of this medicine include vomiting, headache, stomach pain, and nausea. These are usually mild but let your doctor know if they bother you or last more than a few days. Before using it, you should tell your doctor if you are allergic to any antibiotics or have any kidney or liver problems. You should also let your doctor know all other medicines you are taking as they may affect, or be affected by this medicine. Pregnant and breastfeeding mothers should consult their doctor before using it. You should avoid alcohol while taking this medicine.