What does it mean when an antibiotic has a narrow spectrum?

What does it mean when an antibiotic has a narrow spectrum?

Narrow spectrum antibiotics are active against a selected group of bacterial types. They can act on either gram +ve or gram –ve but not both. Narrow spectrum antibiotics are used for the specific infection when the causative organism is known.

What is meaning of narrow spectrum?

Medical Definition of narrow-spectrum : effective against only a limited range of organisms narrow-spectrum antibiotics effective only against gram-negative bacteria — compare broad-spectrum.

What is broad and narrow spectrum?

Broad-spectrum antibiotics: An antibiotic that is effective against a wide range of. bacteria, both gram-positive and gram-negative. Narrow-spectrum antibiotics: Antibiotics that kill just gram-positive or gram-negative. bacteria or could be specific to one type of bacteria.

What are narrow spectrum 12 antibiotics?

Hint: An antibiotic with a narrow spectrum is an antibiotic that can kill or inhibit only limited bacterial species. Examples of narrow-spectrum antibiotics include vancomycin, fidaxomicin, and sarecycline.

What does broader spectrum mean?

Definition of a broad spectrum : a range of many different kinds The conference was attended by a broad spectrum of religious leaders.

Is amoxicillin narrow-spectrum?

The American Academy of Pediatrics recommends penicillin or amoxicillin, which are both narrow-spectrum antibiotics, as first-line therapy for most children with acute otitis media8; however, clinical trials have used amoxicillin-clavulanate, which is a broad-spectrum antibiotic, to compare with placebo for acute …

What is broad-spectrum antibiotics?

A broad-spectrum antibiotic is an antibiotic that acts on the two major bacterial groups, Gram-positive and Gram-negative, or any antibiotic that acts against a wide range of disease-causing bacteria.

What is meant by broad spectrum and narrow spectrum .write suitable examples?

Solution. Antibiotics which are effective against wide range of bacteria are known as broad-spectrum antibiotics, while antibiotics that are effective against one group of bacteria are known as narrow-spectrum antibiotics.

What makes an antibiotic broad spectrum?

What is meant by broad-spectrum antibiotics?

The term “broad spectrum antibiotics” was originally used to designate antibiotics that were effective against both gram-positive and gram-negative bacteria, in contrast to penicillin, which is effective chiefly against gram-positive organisms, and streptomycin, which is active primarily against gram-negative bacteria.

Is Augmentin broad or narrow-spectrum?

Amoxicillin/clavulanate (Augmentin) is a broad-spectrum antibacterial that has been available for clinical use in a wide range of indications for over 20 years and is now used primarily in the treatment of community-acquired respiratory tract infections.

Is amoxicillin broad or narrow-spectrum?

For example, AAP guidelines recommend amoxicillin, a narrow-spectrum drug, as a first-line treatment for acute sinusitis, but the Infectious Diseases Society of America endorses amoxicillin-clavulanate, a broad-spectrum medication.

What are broad and narrow spectrum antibiotics?

Simply so, what is the difference between narrow and broad spectrum antibiotics? Narrow-spectrum antibiotics are active against a select group of bacterial types. Broad-spectrum antibiotics are active against a wider number of bacterial types and, thus, may be used to treat a variety of infectious diseases.

What are examples of narrow spectrum antibiotics in pharmacology?

Aplastic anemia: The most serious side effect of chloramphenicol treatment is aplastic anaemia.

  • Bone marrow suppression: It is common for chloramphenicol to cause bone marrow suppression during treatment: this is a direct toxic effect of the drug on human mitochondria.
  • Gray baby syndrome.
  • What would a narrow-spectrum antibiotic be?

    Narrow spectrum antibiotics are used for the specific infection when the causative organism is known. Advantages Of Narrow Spectrum Antibiotics: The narrow-spectrum antibiotic will not kill as many of the normal microorganisms in the body as the broad spectrum antibiotics. So, It has less ability to cause superinfection.

    What are the best broad spectrum antibiotics?

    Premature infants are at risk of developing necrotizing enterocolitis (NEC). Intravenous antibiotics (AB) are given to NEC patients to avert sepsis, despite enteral AB being more implicit but is hardly used as there is fear of AB resistance.