Ascodex SF Expectorant is used to treat coughs that produce mucus. It thins mucus in the nose, windpipe, and lungs to make coughing easier. Runny nose, sneezing, itching, and watery eyes are also relieved. Ascodex SF Expectorant is taken with or without food, according to the doctor's instructions. The dose you receive will be determined by your medical condition and how you react to the medicine. You should continue to take this medicine for as long as your doctor advises. If you stop taking your medicine too soon, your symptoms may return and your condition may deteriorate. Tell your doctor about any other drugs you're taking, as some of them may interact with or be affected by this one.