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Updated: May 13, 2026

Quantitative Polymerase Chain Reaction-based Analyses of Murine Intestinal Microbiota After Oral Antibiotic Treatment
Published on: November 17, 2018
PURLs: prescribing an antibiotic? Pair it with probiotics
Blake Rodgers1, Kate Kirley, Anne Mounsey
1University of North Carolina, Chapel Hill, NC, USA.
Prescribing antibiotics? Advise patients to take probiotics throughout their treatment to prevent antibiotic-associated diarrhea. This simple addition supports gut health during antibiotic therapy.
Area of Science:
- Microbiology
- Gastroenterology
- Pharmacology
Background:
- Antibiotics disrupt the gut microbiota, leading to dysbiosis.
- Antibiotic-associated diarrhea (AAD) is a common and often preventable side effect of antibiotic treatment.
- Probiotics are live microorganisms that, when administered in adequate amounts, confer a health benefit on the host.
Discussion:
- The use of probiotics alongside antibiotic therapy can help restore the balance of the gut microbiota.
- Specific probiotic strains have demonstrated efficacy in reducing the incidence and severity of AAD.
- Patient education on the concurrent use of probiotics is crucial for adherence and therapeutic success.
Key Insights:
- Concurrent probiotic use during antibiotic treatment is an effective strategy to prevent diarrhea.
- Probiotics modulate the gut microbiome, counteracting antibiotic-induced disruptions.
- Healthcare providers should routinely recommend probiotics to patients undergoing antibiotic therapy.
Outlook:
- Further research into optimal probiotic strains, dosages, and treatment durations for AAD prevention is warranted.
- Integrating probiotic recommendations into standard antibiotic prescribing guidelines can improve patient outcomes.
- Exploring the long-term impact of probiotic supplementation on gut health post-antibiotic treatment is essential.
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