Test should not be done on body areas with excess hair, acne or insufficient tissue under the skin, such as over a tendon or bone. Don't take this test if you have received BCG vaccine. No changes necessary. No changes necessary. You may be asked not to take this medication before the test.
Discomfort disappears when the test is finished.
Equipment used Alcohol swabs. Tuberculin syringe with needle. If this test is done on an outpatient basis, return to the laboratory or doctor's office in 48 to 72 hours so test results can be read. After the test Immediate post-test care None. Activity after test Sores or other skin problems occasionally develop at the injection site.