The full form of DOTS is (Directly Observed Therapy Short Term). It is a defined treatment regimen initiated by the Government to cure tuberculosis. The initial treatment phase consists of 8 weeks of the four drugs, namely: Isoniazid (H), Rifampicin (R), Pyrazinamide (Z) and Ethambutol (E). Then, the continuation phase should consist of the three drugs: Isoniazid, Rifampicin and Ethambutol, which should be given for another 16 weeks.