<prompt> Under the revised National Tuberculosis Control Programme, schedule of treatment for category I patients is -2 HRZE3 4HR32 HRZE 4 HRE2HRZES3 1HRZE3 5HRE32HRZ3 4 HR3  <response>: In RNTCP , the principle of treatment for TB with daily regimen is to administer daily fixed dose combinations of first line anti tuberculosis drugs in appropriate weight brands. New :- 2HRZE 4 HRE Previously treated : - 2 HRZES 1 HRZE 5 HRE Reference; Park;s Textbook of preventive and social medicine, 24th edition.Pg no. 199 