Litenin actually refers to furazolidone tablets, which is an antibiotic medication that can be used for problems such as bacillary dysentery, enteritis, and cholera caused by sensitive bacteria, as well as for the treatment of sinusitis disease caused by Helicobacter pylori, although adverse reactions such as dizziness, diarrhea, headache, and rashes can be triggered during the administration of the medication. Furazolidone tablets are a kind of antibiotic that has a certain inhibitory effect on common gram-negative and positive bacteria, and its mechanism of action is to interfere with the activity of bacterial oxidoreductase, thus blocking the normal metabolism of bacteria. This drug can be used to relieve bacillary dysentery, enteritis, and gastric ulcers caused by bacteria, protozoa, and other infections. The main adverse effects include nausea, vomiting, dizziness, urticaria, drug fever, asthma, etc. Long-term use of this drug may also cause mental disorders and polyneuritis. However, not all people are suitable for taking this drug, such as pregnant women and lactation is prohibited, newborns are prohibited, and those who are allergic to the product are prohibited, the patient should strictly follow the doctor’s arrangement during the medication, and never self-medication.