There are some drugs that can be taken without meals, but some of them can cause damage to the gastric mucosa, so they need to be taken after meals. There are more kinds of drugs, and different drugs are taken in different ways. There are some drugs that need to be taken before meals to better play the role of drugs, such as gastric mucosa protectors, drugs that inhibit stomach acid and promote the recovery of gastric power, including rehabilitation new liquid, omeprazole, rabeprazole, compound bismuth aluminate granules, bismuth potassium citrate, etc. This kind of drugs can be taken without eating This class of drugs can be taken without eating and will not destroy the ingredients of the drug, while also having a therapeutic effect on the disease. However, there are some anti-inflammatory, analgesic, hormonal and other drugs that can cause irritation to the gastric mucosa and also cause gastrointestinal reactions, so if you want to avoid the side effects caused by drugs, you should try to take them after meals, including amoxicillin, aspirin, prednisone acetate and so on. There are also some drugs in the state of stomach acid is too thick, the active ingredients of the drug will be killed by stomach acid, so should also be taken after meals, such as a variety of intestinal probiotics, such drugs should be taken in half an hour after the meal as much as possible.