Bactericidal antibiotics are drugs that kill bacteria outright. Examples include penicillin, vancomycin, and cephalosporin. Bacteriostatic antibiotics are drugs that prevent bacteria from multiplying.

Antibiotic resistance is one of the most urgent problems facing humanity, but it’s been decades since we last developed a new ...

For people with Crohn’s, antibiotics may help lower the amount and change the composition of bacteria in the intestines, which may relieve symptoms. They can also treat infections. Antibiotics ...

Antibiotics can cause side effects, such as abdominal pain and loss of appetite. Eating certain foods may help prevent these types of side effects. Antibiotics are medications that fight bacteria ...

Taking antibiotics for a viral infection like a cold or the flu (for which antibiotics are ineffective) is an example of misuse of antibiotics. Another example is giving antibiotics to healthy animals ...