However, if your visa says that it is valid indefinitely, you should apply for a new visa, or travel under the Visa Waiver Program (VWP) if eligible as all indefinitely-valid visas are now obsolete. See further down this page.
Actually, no. You can't get TB by touching an infected person. Tuberculosis germs don't stick to clothing or skin; they hang out in the air. You also can't get TB by: 1  Giving an infected person a hug or a kiss. 2  Using the same toothbrush.3  Eating or drinking after an infected person.ou can't get TB by touching an infected person. Tuberculosis germs don't stick to clothing or skin; they hang out in the air. You also can't get TB by: 1  Giving an infected person a hug or a kiss. 2  Using the same toothbrush.
With TB infection: You cannot pass TB germs to other people. You can go to work and school. You will need to stay on medicine so you donât get TB disease. You will need to stay on the TB medicine for 3, 6, or 9 months, depending on what your doctor thinks is best for you.ut itâs important to take TB medicine to kill these TB germs. Even though the TB germs are dormant, they are still very strong. As long as you have TB germs in your body, they can wake-up, multiply, and make you sick with TB disease. The only way to get rid of them is by taking TB medicines.