The phrase "spectrum antibiotics" refers to medications that can fight against a wide range of different types of bacteria. They are like a "jack-of-all-trades" antibiotic that can target and treat various bacterial infections. Full definition
Like any pneumonia in our breed, symptoms should be treated promptly and aggressively with broad spectrum antibiotics. (iwfoundation.org)
If you are forced to use antibiotics, use narrow - spectrum antibiotics for as short a time as possible and subsequently take probiotic supplements. (nourishholisticnutrition.com)
When judged by both practical and clinical outcomes, narrow - spectrum antibiotics performed equally well or better than broad - spectrum ones, with fewer disruptions to family routines. (sciencedaily.com)