Celazin 500 Tablet is an antibiotic used to treat various bacterial infections. It is effective against infections of the respiratory tract, ear, skin, bones, and urinary tract. It works by killing the bacteria responsible for the infection, helping to relieve symptoms and promote recovery. Celazin 500 Tablet may be taken with or without food. Take it regularly at evenly spaced intervals as per the schedule prescribed by your doctor. The dose will depend on what you are being treated for. Make sure to complete the full course for maximum benefits. Stopping the treatment early can make the infection return.Common side effects of Celazin 500 Tablet include diarrhea, nausea, vomiting, dyspepsia, and abdominal pain. These are usually mild and resolve on their own. However, if they persist or worsen, let your doctor know. They may be able to help manage the side effects or prescribe you an alternate medicine.Before starting Celazin 500 Tablet, let your doctor know if you have a history of allergic reactions to any antibiotics. Let your doctor also know if you have kidney or liver problems. Additionally, inform your doctor about any medicines you are taking, as they may affect or be affected by this medicine.