There is no clear time limit on how long to drink milk after taking oral rifampicin, but try not to drink milk just after taking the drug. Rifampicin is a more commonly used anti-tuberculosis drugs, mainly for the treatment of tuberculosis disease, and often need to be used in combination with other anti-tuberculosis drugs, such as streptomycin, in the drug at the same time you can not drink milk, to avoid affecting the absorption of the drug, try not to drink milk too early after taking the drug. Tuberculosis is a chronic consumptive disease, patients are often thin, so should pay attention to high-protein, high-calorie diet, usually drink some milk is beneficial to the body, can be supplemented for the body of the necessary nutrients. In addition, tuberculosis patients taking rifampicin drugs or other drugs during the period, must pay attention to regular review to the hospital, to observe the effect of treatment.