In healthy people, many different species of bacteria live inside the bowel. Many are harmless or even helpful to the body, but a few have the potential to be aggressive troublemakers. Under normal circumstances, the "bad" bacteria are far outnumbered, and the bowel's natural ecological balance keeps them under control. This can change dramatically when a person begins treatment with an antibiotic. This is because antibiotics can kill large numbers of the bowel's normal bacteria,...
Read moreSource: ADAM Encyclopedia
DecongestantsDecongestants are drugs that help reduce nasal congestion. They are available in both pill and nasal spray forms. However, decongestants... Read more »
Source: ADAM Encyclopedia
Although antibiotics are the first treatment choice for urinary tract infections, antibiotic-resistant strains of E. coli, the most common cause of... Read more »
Source: ADAM Encyclopedia
Antibiotic and Antiviral Drug ClassesBeta-LactamsBeta-lactam antibiotics share common chemical features. They include penicillins, cephalosporins,... Read more »
Source: ADAM Encyclopedia
Antibiotics are the main treatment for all UTIs. A variety of antibiotics are available, and choices depend on many factors, including whether the... Read more »