Antibiotic Resistance: 5 Ways To Prevent It, from a Doctor of Pharmacy

Published on Dec. 18, 2024

Bacteria are developing resistance to antibiotics faster than new drugs can be created. A Cleveland Clinic expert shares tips to fight antibiotic resistance.

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Antibiotic resistance has become a major topic of concern in recent years, and for good reason. A recent report predicts that more than 39 million people could lose their lives to antibiotic-resistant infections by 2050.

Bacteria are developing resistance to antibiotics much faster than new drugs can be created. To reverse this trend, scientists are focusing on clever ways to fight back, including targeting the very mechanisms bacteria use to resist treatment. Combined with using antibiotic prescriptions correctly, avoiding unnecessary antibiotic use in animals, getting vaccines, and spreading awareness, these efforts can help us stay ahead in the fight against drug-resistant infections.

Antibiotic resistance occurs when bacteria mutate and evolve to withstand antibiotics that would normally kill them or halt their growth. This creates infections that are increasingly difficult to treat. “[Healthcare] providers will often try other antibiotics, but infections can become more serious the longer they are left untreated,” explains Christina Kim, PharmD, a clinical pharmacy specialist with the Cleveland Clinic.

The biggest cause of antibiotic resistance

The primary driver of antibiotic resistance is the overuse and misuse of antibiotics. “Overuse and misuse of antibiotics accelerate the development of resistant bacteria, and this resistance can travel through people, animals, and food, making it a health threat,” says Kim.

There are a few ways people unintentionally misuse antibiotics. Common examples include taking them for viral infections, stopping treatment before completing the full prescribed course, or sharing antibiotics with others. These practices create opportunities for bacteria to survive, adapt, and become resistant.

Antibiotic resistance is a serious health challenge, but with greater awareness and more responsible use of antibiotics, it is possible to slow its spread and save lives. Ahead, Dr. Kim outlines practical steps you can take now to prevent antibiotic resistance.

5 ways to prevent antibiotic resistance

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1. Practice good hygiene

One of the most effective ways to prevent antibiotic resistance is to avoid infections in the first place. “Practice good hygiene to avoid infection and the need for antibiotics. Handwashing is a good, simple first step,” Dr. Kim says.

Wash your hands frequently with soap and water, especially before eating, after using the restroom, and after touching shared surfaces. Beyond handwashing, take everyday precautions to protect yourself and others. Cover your mouth and nose with a tissue or your elbow when coughing or sneezing, keep wounds clean and properly bandaged, and ensure food is stored and prepared safely to prevent foodborne illnesses. Regular personal hygiene practices like showering, brushing, and flossing also play a key role in minimizing infection risks.

While these habits may seem basic, their impact on preventing illness and reducing the need for antibiotics cannot be overstated.

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2. Only take antibiotics when you truly need them

Antibiotics are designed to treat bacterial infections, not viral ones like the common cold or flu. “Sometimes, bacterial and viral infections can have similar symptoms,” explains Dr. Kim. This overlap can lead to unnecessary antibiotic use when they aren’t actually needed.

If you’re feeling unwell, resist the urge to self-diagnose. Instead, consult your healthcare provider and provide a detailed description of your symptoms. They’ll evaluate your condition and determine whether antibiotics are appropriate or if another treatment is better suited to your needs.

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3. Finish your antibiotics

When prescribed antibiotics, it’s essential to follow your healthcare provider’s instructions and complete the full course. “Skipping doses or stopping too soon, even if you feel better, can allow bacteria to start reproducing and mutate to become resistant to medicine,” Dr. Kim says.

Here’s why: Antibiotics effectively kill the bacteria that are susceptible to treatment, but if the course is cut short, any remaining resistant bacteria have an opportunity to multiply and spread. Completing the full treatment ensures that all bacteria are eradicated, reducing the risk of resistance and protecting both your health and public health.

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4. Avoid sharing or using leftover antibiotics

Antibiotics are not one-size-fits-all. Sharing your prescription with someone else or using leftover antibiotics from a previous illness might not treat an infection and can actually do more harm than good. These medications are carefully prescribed based on the specific type and severity of an infection, as well as individual factors like age, weight, and medical history.

Using the wrong antibiotic or an incorrect dosage can leave harmful bacteria partially treated, giving them the chance to adapt and develop resistance. To protect yourself and others, never share antibiotics or save them for future use. Instead, consult a healthcare provider for appropriate treatment and safely dispose of unused medications.

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5. Stay up to date with vaccinations

Vaccinations play a key role in preventing infections, including bacterial ones that might otherwise require antibiotic treatment. For example, vaccines for illnesses like pneumonia, whooping cough, and meningitis target bacterial pathogens, reducing the chances of infection and, in turn, the need for antibiotics. By staying current with recommended vaccines, you not only protect yourself but also reduce the spread of infections within your community.

About the expert:

Christina Kim, PharmD, is a clinical pharmacy specialist at the Cleveland Clinic. She completed an infectious disease residency at Buffalo General Medical Center.

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