![]() No doses should be missed and treatment should not be stopped early. The most important thing a person can do to prevent the spread of MDR TB is to take all of their medications exactly as prescribed by their health care provider. Have spent time with someone known to have drug-resistant TB disease. ![]() Come from areas of the world where drug-resistant TB is common.Develop TB disease again, after having taken TB medicine in the past.Do not take all of their TB medicine as told by their doctor or nurse.Do not take their TB medicine regularly.Who is at risk for getting MDR TB?ĭrug resistance is more common in people who: Examples include when patients do not complete their full course of treatment when health-care providers prescribe the wrong treatment, the wrong dose, or length of time for taking the drugs when the supply of drugs is not always available or when the drugs are of poor quality. Resistance to anti-TB drugs can occur when these drugs are misused or mismanaged. Persons who breathe in the air containing these TB bacteria can become infected. These bacteria can float in the air for several hours, depending on the environment. TB bacteria are put into the air when a person with TB disease of the lungs or throat coughs, sneezes, speaks, or sings. How is TB spread?ĭrug-susceptible TB and drug-resistant TB are spread the same way. These persons are more likely to develop TB disease once they are infected, and also have a higher risk of death once they develop TB. XDR TB is of special concern for persons with HIV infection or other conditions that can weaken the immune system. What is extensively drug resistant tuberculosis (XDR TB)?Įxtensively drug resistant TB (XDR TB) is a rare type of MDR TB that is resistant to isoniazid and rifampin, plus any fluoroquinolone and at least one of three injectable second-line drugs (i.e., amikacin, kanamycin, or capreomycin).īecause XDR TB is resistant to the most potent TB drugs, patients are left with treatment options that are much less effective. These drugs are used to treat all persons with TB disease. Multidrug-resistant TB (MDR TB) is caused by an organism that is resistant to at least isoniazid and rifampin, the two most potent TB drugs. What is multidrug-resistant tuberculosis (MDR TB)? In most cases, TB is treatable and curable however, persons with TB can die if they do not get proper treatment. TB usually affects the lungs, but it can also affect other parts of the body, such as the brain, the kidneys, or the spine. Tuberculosis (TB) is a disease caused by bacteria that are spread from person to person through the air. Multidrug-Resistant Tuberculosis (MDR TB) What is tuberculosis (TB)?
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