1 People with diseases or conditions that weaken the immune system, such as HIV or AIDS, which makes them more vulnerable to a TB infection.  Those who are in confined living conditions such as homeless shelters, migrant farm camps, nursing homes, schools, and correctional facilities.
NO, there is no caffeine in Sugar. Sugar is derived from many sources. Table sugar is made from molasses derived from sugarcane juice and is chemically known as sucrose. It is also extracted from beetroot. Look up https://en.m.wikipedia.org/wiki/...
Caffeine raises blood sugar and could affect the accuracy of test results. 1  slide 1 of 5. People often wonder about how to prepare for medical tests. 2  slide 2 of 5. Food and Beverages Caffeine is present in nuts, soft drinks, chocolate, energy drinks, tea and coffee. 3  slide 3 of  5.