Drug-resistant tuberculosis six months did not turn negative may not be a failure of treatment. If the human body is infected by tuberculosis bacillus causing tuberculosis, you need to actively cooperate with the doctor to take anti-tuberculosis drugs in sufficient quantity and full course of treatment, generally need to be treated for six months or more than six months of time. However, if the treatment program is not regular, the medication is not taken regularly, and the treatment is stopped before the full course of treatment is achieved, it may lead to the emergence of drug-resistant Mycobacterium tuberculosis and the delay in turning negative. In this case, it is necessary to strictly cooperate with the doctor to adjust the treatment program for treatment. The treatment time may also be extended to 18 to 24 months to achieve the effect of cure, so drug-resistant tuberculosis six months without conversion may not be a failure of treatment, continue to actively carry on the treatment can also be successful in curing tuberculosis. Patients with drug-resistant TB should go to the hospital and be treated under the guidance of a doctor.