APTT is activated partial thromboplastin time, activated partial thromboplastin time is high may be hepatitis, hemophilia, disseminated intravascular coagulation and other diseases, the patient can follow the doctor’s instructions to take lamivudine, aspirin tablets, tranexamic acid tablets and other medications, and if necessary, surgical treatment. 1. Hepatitis: for hepatitis caused by activated partial thromboplastin time is high, the patient can follow the doctor’s instructions to oral lamivudine, bisacodyl tablets and other hepatoprotective drugs, the patient can also take surgical treatment, mainly artificial liver supportive therapy. 2. Hemophilia: hemophilia can also lead to the phenomenon of high activated partial thromboplastin time, patients can follow the doctor’s instructions for injection of recombinant human coagulation factor VIII and other genetically recombinant FVIII preparations. Patients can also take surgical treatment, mainly synovectomy and other surgical methods. 3. Disseminated intravascular coagulation: For the high activated partial thromboplastin time caused by disseminated intravascular coagulation, patients can follow the doctor’s instructions to take aspirin tablets, ibuprofen extended-release capsules and other non-steroidal anti-inflammatory drugs, but also oral aminotrimethylenecarboxylic acid tablets, aminomethylenecarboxylic acid tablets and other fibrinolytic inhibiting drugs. When the phenomenon of high activated partial thromboplastin time occurs, the patient should consult a doctor in time and follow the doctor’s instructions for treatment.