Topical is not the same thing as swallowing at all. Voltaren Gel puts the medication only right where you need it. Because Voltaren Gel is applied to the skin, dramatically less medication reaches the bloodstream â only a tiny fraction of what you would get from oral usage.
1 There are some useful bacteria but all viruses are harmful. 2  Antibiotics cannot kill viruses, but can kill most bacteria, with the exception of most Gram-negative bacteria.  An example of a disease caused by bacteria is strep throat and an example of an affliction caused by a virus is the flu.
In the human body, bacteria help keep the digestive tract working properly. Like viruses, however, bacteria can cause hundreds of illnesses. Some bacterial infections are common in childhood, such as strep throat and ear infections. Others cause major diseases, such as tuberculosis, plague, syphilis, and cholera.acterial infections are illnesses that occur when harmful forms of bacteria multiply inside the body. They range from mild to severe. Although they include such deadly diseases as plague, tuberculosis, and cholera, these and many other bacterial infections can be prevented by good sanitation or cured by antibiotics.