Amoxicillin can be taken on an empty stomach or half an hour after a meal. Amoxicillin is an artificial semi-synthetic antibiotic, which belongs to the broad-spectrum penicillin class of drugs. When using it, it should be noted that: 1. it should be used with caution or prohibited for those who are allergic to penicillin; 2. it should not be taken together with biological agents, such as Mamma, Jin Shuangqi, etc.; 3. it should not be taken together with contraceptive pills, because it can make contraceptive pills less effective; 4. it should not be taken with water that is too hot, especially amoxicillin granules can be taken with warm boiled water; 5. it should not be taken together with 5. Do not take it with celery, kelp, eggplant, bean sprouts and other coarse fiber foods to avoid the decrease of amoxicillin drug absorption concentration.