By Pharmacist Suzan Animashaun
Across Nigeria, infections that were once easily treatable are increasingly associated with prolonged illness, therapeutic failure, and mortality. This public health challenge is driven by antimicrobial resistance (AMR), which occurs when microorganisms, including bacteria, viruses, and fungi, no longer respond to standard antimicrobial therapies.
Community pharmacists, situated at the interface of human health, animal health, and environmental stewardship, play a pivotal role in mitigating antimicrobial misuse and resistance. As accessible healthcare providers, they frequently serve as the first point of contact for patients seeking treatment for infections, positioning them as key agents in promoting rational antimicrobial use. This responsibility aligns with the One Health framework, which emphasises the interconnectedness of human, animal, and environmental health. The emergence of AMR is closely associated with inappropriate antimicrobial use in healthcare, livestock management, and agricultural practices.
These roles support Nigeria’s National Action Plan on Antimicrobial Resistance, which prioritises antimicrobial stewardship, surveillance, infection prevention, and public awareness to control AMR across human, animal, and environmental domains.
The far-reaching consequences of AMR
AMR has profound implications for human, animal, and environmental health. In humans, resistance leads to increased morbidity and mortality, prolonged hospitalisation, elevated healthcare costs, and diminished trust in health services due to repeated treatment failures.
In animal populations, AMR compromises the management of infectious diseases in livestock and companion animals, leading to reduced productivity, increased animal morbidity, and threats to food security. The zoonotic transmission of resistant pathogens further amplifies public health risks.
The environmental burden of AMR is substantial. Resistant microorganisms and resistance genes persist in soil, water systems, and waste streams, creating reservoirs that facilitate the dissemination of resistance across ecosystems. These reservoirs contribute to the cyclical reintroduction of resistant pathogens into human and animal populations, complicating control efforts.
Roles of community pharmacists in combating AMR
- Safeguarding human health
Community pharmacists safeguard human health by promoting appropriate antibiotic use through patient education on dosage, adherence, and timely referral to higher levels of care. For instance, studies in Akwa Ibom State demonstrated that pharmacists employing structured counselling and adherence protocols significantly reduced inappropriate antibiotic dispensing for self-limiting infections. Similarly, the Community Antimicrobial Stewardship (CAMS) pilot, integrating pharmacist training with quality improvement tools, yielded measurable improvements in rational dispensing practices and patient compliance.
- Protecting animal health
Community pharmacists contribute to animal health by discouraging the misuse of antimicrobials in livestock and companion animals. They provide education to farmers and animal owners on the risks of inappropriate antimicrobial use, emphasise proper dosing and adherence, and explain withdrawal periods to prevent drug residues in food products.
Pharmacists also facilitate timely referral to veterinary services for accurate diagnosis and treatment. Evidence from Nigeria indicates that non-prescription antibiotics obtained from community outlets are often diverted for animal use; targeted training and awareness interventions have effectively reduced this practice and promoted responsible antimicrobial use in animals.
- Preventing environmental contamination
Community pharmacists play a critical role in minimising environmental contamination by advocating for safe disposal of unused or expired medicines and reducing antimicrobial residues in ecosystems. Through medicine take-back programmes and patient counselling, they discourage improper disposal practices such as dumping antibiotics into household waste or water sources. They also report substandard or falsified medicines that may contribute to environmental pollution and the selection of resistant microorganisms.
- Surveillance and data collection
Community pharmacists enhance AMR surveillance by providing dispensing data and identifying unusual trends in antimicrobial demand. The Integration of point-of-care diagnostic tools in community pharmacies supports rational antimicrobial use and generates valuable data for public health planning. Incorporating pharmacy-based data into national AMR surveillance systems strengthens early detection and response capabilities.
- Leading public education
Community pharmacists are central to public education on AMR and responsible antimicrobial use. Through patient counselling, community outreach, school-based programs, and public health campaigns, pharmacists reduce unnecessary antimicrobial demand and correct misconceptions regarding their use. Community-based stewardship initiatives combining pharmacist training with public engagement have demonstrated significant improvements in patient behaviour and rational medicine use.
6.Promoting interprofessional collaboration
Community pharmacists foster interprofessional collaboration by engaging with physicians, veterinarians, environmental health officers, and public health authorities within the One Health framework. By establishing referral pathways, participating in multidisciplinary meetings, and contributing to AMR and One Health committees, pharmacists help harmonise stewardship efforts across human, animal, and environmental sectors. Such collaboration strengthens coordinated interventions and enhances the overall effectiveness of AMR control strategies.
Conclusion
Recognising and empowering community pharmacists is vital to Nigeria’s response to AMR. Strengthening pharmacist-led stewardship, integrating community pharmacy data into national surveillance, and supporting continuous professional development will enhance coordinated One Health action. The fight against superbugs is ongoing in Nigeria’s communities, with pharmacists at the forefront of protecting human, animal, and environmental health.
Suzan Animashaun is a pharmacist and public health advocate with interests in pharmaceutical outcomes research and health policy.
