Clarithromycin extended-release tablets, which are slow-release dosage forms, are recommended to be taken in whole tablets with warm water, remembering that they should not be broken, broken up, or chewed. The time to take Clarithromycin extended-release tablets is during the meal, that is, take the medicine during the meal, and then continue to eat after eating the medicine, on the one hand, to avoid the stimulation of Clarithromycin extended-release tablets on the gastrointestinal tract, on the other hand, it may promote the absorption of Clarithromycin extended-release tablets. Clarithromycin extended-release tablets belong to the macrolide antibiotics, which mainly treat infections caused by microorganisms sensitive to Clarithromycin extended-release tablets, such as bronchopneumonia, mycoplasma pneumonia and skin soft tissue infections, such as folliculitis. It is important to pay attention to the interaction with other drugs during the use of Clarithromycin Extended-Release Tablets, for example, it is forbidden to use Clarithromycin Extended-Release Tablets together with Astemizole and Terfenadine.