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An antibiotic is a type of antimicrobial substance active against bacteria.It is the most important type of antibacterial agent for fighting bacterial infections, and antibiotic medications are widely used in the treatment and prevention of such infections. They may either kill or inhibit the growth of bacteria. A limited number of antibiotics also possess antiprotozoal activity.
The following is a list of antibiotics.The highest division between antibiotics is bactericidal and bacteriostatic.Bactericidals kill bacteria directly, whereas bacteriostatics prevent them from dividing. However, these classifications are based on laboratory behavior. The development of antibiotics has had a profound effect on the health of people for many years.
Antibiotic-resistant bacteria cannot be fully inhibited or killed by an antibiotic, even though the antibiotic may have worked effectively before the resistance occurred. This can also lower your options for effective treatments if an antibiotic is needed eventually due to a secondary infection. Using unnecessary antibiotics also puts you at ...
Mar 13, 2024 · Antibiotic topicals. You put these antibiotics on your skin as a cream, lotion, spray, or drops. Types of Antibiotics. Doctors classify antibiotics into six groups: Penicillins.
Jul 3, 2024 · Antibiotic-resistant infections may occur when antibiotics aren’t able to kill off certain bacteria. Antibiotic resistance can cause serious health complications, such as organ failure. In some cases, it may even be fatal. There are over 2.8 million antibiotic-resistant infections in the U.S. each year, resulting in over 35,000 deaths.
Jul 14, 2024 · antibiotic, chemical substance produced by a living organism, generally a microorganism, that is detrimental to other microorganisms. Antibiotics commonly are produced by soil microorganisms and probably represent a means by which organisms in a complex environment, such as soil, control the growth of competing microorganisms.Microorganisms that produce antibiotics useful in preventing or ...
Dec 18, 2023 · Antibiotics cannot treat viral infections, such as cold, flu, and most coughs. This article explains what antibiotics are, how they work, potential side effects, and antibiotic resistance.
An antibiotic refers to any substance that stops bacteria from growing. The antibiotics you take may be entirely made from natural products. Or, they may include synthetic (made in a lab) substances. Scientists are constantly researching and developing new antibiotics to fight infections.
Apr 17, 2023 · Antibiotic resistance infections; Call your health care provider if you develop any side effects while taking your antibiotic. Why is it important to take antibiotics only when they're needed? You should only take antibiotics when they are needed because they can cause side effects and can contribute to antibiotic resistance.
Each antibiotic is effective only against certain types of bacteria. In selecting an antibiotic to treat a person with an infection, doctors evaluate which bacteria are likely to be the cause. For example, some infections are caused only by certain types of bacteria. Sometimes one antibiotic is predictably effective against all of the bacteria ...
