Stabbing into the flesh can not be seen, you need to carry out local disinfection treatment, and if necessary, then topical medication, or incision and drainage, as follows. 1. Local disinfection: after being stabbed, it is very easy to cause secondary infection, and it is necessary to scrub the skin surface with iodophor or sterilized alcohol as soon as possible. 2. Local medication: After local disinfection, apply erythromycin ointment, mupirocin ointment to reduce inflammation, or take amoxicillin, cefaclor and other antibiotics to prevent and control infection. Inject tetanus antitoxin to prevent tetanus. 3. Incision and drainage: If the thorn can not be cleaned up, it can cause purulent reaction, then need to incise and drain as soon as possible, clean up the secretion, and the thorn can be taken out at the same time. After being stabbed by a thorn, you can handle it by yourself, if you can’t pull out the thorn, or the infection is more serious, you should consult a doctor in time.