Alphenicol 250mg Capsule is an antibiotic that fights bacteria. It is used to treat certain types of serious infections caused by bacteria when other antibiotics cannot be used. It works by killing the bacteria that cause these problems. However, it will not treat a viral infection. Alphenicol 250mg Capsule may be effective even when bacteria have developed resistance to other antibiotics. It should be taken on an empty stomach. 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 to remember to take it. The dose will depend on what you are being treated for, but you should always complete a full course of this antibiotic as prescribed by your doctor. Do not stop taking it until you have finished, even when you feel better. If you stop taking it early, some bacteria may survive and the infection may come back. Some people may develop side effects like vomiting, nausea, diarrhea, taste change. These side effects are usually temporary and go away during treatment as your body adjusts to the medicine. Consult your doctor if these side effects bother you or do not go away. Before starting treatment with this medicine, you should tell your doctor if you have liver or kidney problems or if you are allergic to any antibiotic. While using it, your doctor may advise some blood tests to monitor your blood cell counts. Pregnant and breastfeeding mothers should consult their doctor before using it. Avoid consuming alcohol while taking this medicine as it may cause unpleasant side effects like nausea, vomiting, sweating, anxiety, and palpitations.