What are the different phases of TB?
There are 3 stages of TB: exposure, latent, and active disease. A TB skin test or a TB blood test can often diagnose the infection. But other testing is also often needed. Treatment exactly as recommended is needed to cure the disease and prevent its spread to other people.
What is intensive phase in TB treatment?
Treatment for new TB patients in India The initial intensive phase should consist of eight weeks of the drugs Isoniazid (H), Rifampicin (R), Pyrazinamide (Z) and Ethambutol (E). The continuation phase should consist of the three drugs Isoniazid, Rifampicin and Ethambutol given for another sixteen weeks.
What is initial phase in TB treatment?
Treatment regimens have an initial (or intensive) phase lasting two months and a continuation phase usually lasting four or six months. During the initial phase, normally consisting of isoniazid, rifampicin, pyrazinamide and ethambutol, the tubercle bacilli are killed rapidly.
What is continuous phase of TB?
Regimens for treating TB disease have an intensive phase of 2 months, followed by a continuation phase of either 4 or 7 months (total of 6 to 9 months for treatment). This is the preferred regimen for patients with newly diagnosed pulmonary TB.
What is continuous phase in tuberculosis?
The continuous phase If the medications are taken regularly and sputum tests remain negative, this six month course of treatment is standard and the patient is considered cured upon completion.
Why is TB treated with 4 drugs?
When two or more drugs to which in vitro susceptibility has been demonstrated are given together, each helps prevent the emergence of tubercle bacilli resistant to the others. The standard of care for initiating treatment of TB disease is four-drug therapy.
What is the continuation phase of TB?
Regimens for treating TB disease have an intensive phase of 2 months, followed by a continuation phase of either 4 or 7 months. The continuation phase should be extended to 28 weeks for patients who have cavitation on the intensive chest film and positive sputum cultures after 2 months of treatment.
Do antibiotics cure TB?
With the proper treatment, tuberculosis (TB, for short) is almost always curable. Doctors prescribe antibiotics to kill the bacteria that cause it. You’ll need to take them for 6 to 9 months.