The generic name of Penicillin Injection is Penicillin Sodium for Injection, which can kill bacteria by inhibiting the synthesis of bacterial cell wall, and can treat various infections caused by sensitive bacteria, such as pharyngitis, pneumonia, tonsillitis, otitis media, meningitis, dengue, anthrax, tetanus, syphilis, leptospirosis, diphtheria, gonorrhea and so on, and it can be used in the prophylactic treatment of infective endocarditis as well. Please note that the drug and aminoglycoside antibiotics can not be placed in the same container for administration; should not be combined with chloramphenicol, aspirin, indomethacin, pau tazone, tetracyclines, erythromycin, probenecid, sulfonamides, etc.; the drug can enhance the anticoagulant effect of warfarin; and with copper, zinc, mercury and other heavy metals there is a contraindication to pairing. The following adverse reactions may occur after administration: heart failure; allergic reactions such as urticaria, interstitial nephritis, leukopenia, asthma attacks, anaphylaxis, etc.; toxic reactions such as convulsions, coma, muscle clonus, etc.; penicillin-resistant Aureobasidium, Candida, gram-negative bacillus duo infections. It is contraindicated in patients with a positive penicillin skin test or a history of penicillin-based drug allergy. Pregnant women should use the drug only when necessary, and nursing women should suspend breastfeeding when using the drug. If you need to use the drug patients, please under the guidance of the doctor strictly comply with the doctor’s instructions to take medication, do not self-medication.