Antibiotic Resistance And The Dangers Of Superbugs
Informed by recognized medical guidance
Overview
Antibiotic resistance happens when bacteria change and become able to survive medicines that used to kill them. These resistant bacteria are sometimes called "superbugs." They can cause infections that are very hard to treat.
Key facts
- Antibiotics do not work on viruses like colds or flu.
- Overusing antibiotics speeds up resistance.
- Superbugs can affect anyone, but some people are at higher risk.
Yes, antibiotic resistance is now one of the biggest health threats worldwide. It happens in every country and millions of infections become harder to treat each year.
Anyone can develop an infection with a resistant bacterium. People with weak immune systems, older adults, young children, and those in hospital are more vulnerable.
Symptoms
- Difficulty breathing
- Chest pain
- Seizures
- Being very drowsy or difficult to wake
- A rash that does not fade when pressed
- Severe pain or swelling that spreads quickly
- ⚠High fever in a baby
- ⚠Fever with a stiff neck or severe headache
- ⚠A wound that is red and spreading rapidly
Common symptoms
- Fever or chills
- Pain or swelling that gets worse
- Cough, wheeze, or trouble breathing if the infection is in the chest
- Burning or pain when passing urine
- A wound that becomes red, hot, or oozes fluid
Symptoms in children
- High temperature
- Irritability or fussiness
- Poor feeding or feeding less than usual
- Being unusually drowsy or hard to wake
Symptoms in older adults
- Confusion or a change in behaviour
- Feeling weak or dizzy
- Low body temperature
- A sudden worsening of a long-term condition
Causes
Main causes
- Taking antibiotics when they are not needed, such as for a virus
- Not finishing a course of antibiotics or stopping too early
- Overuse of antibiotics in farming and agriculture
- Infections picked up in hospitals (healthcare-associated infections)
- Poor infection control, like not washing hands properly
Risk factors
- Recent hospitalization
- Living in a care home
- Having a long-term condition such as diabetes or kidney disease
- Having a weakened immune system
- Recent travel to a country with high antibiotic resistance
- Having taken many antibiotic courses over time
When to see a doctor
See a doctor urgently if:
- If you or your child have a high fever, severe pain, difficulty breathing, or any sign that the infection is spreading, seek urgent medical care.
- If a wound becomes red, hot, and painful quickly, or a fever does not come down.
Book a routine appointment if:
- If you have a bacterial infection that has not improved within 2–3 days of starting antibiotics.
- If you have bothersome side effects from the antibiotics.
Diagnosis
A doctor will ask about your symptoms and medical history. They may examine you. To confirm a bacterial infection and find out which antibiotic would work, they can take a sample.
Tests that may be done
- Blood tests
- Urine test
- Swab from a wound or throat
- Sputum (phlegm) sample
- Stool sample
What to expect at your appointment
Your doctor may send the sample to a laboratory to grow the bacteria and test it against different antibiotics. This is called culture and sensitivity testing. It can take a few days. While you wait, they may start a general antibiotic and change it later if the test shows the bacteria is resistant.
Treatment
The treatment for a resistant infection depends on the type of bacteria and how resistant it is. Doctors sometimes need to use stronger antibiotics, give them through a drip in the hospital, or try a combination of medicines. The goal is to choose the most targeted treatment with the fewest side effects.
Self-care at home
- Take all antibiotics exactly as prescribed, even if you feel better.
- Do not save leftover antibiotics for later.
- Drink plenty of fluids, rest, and use simple pain relief for fever — ask your pharmacist.
- Wash your hands well and cover coughs to avoid spreading infection.
Medical treatments
A doctor may prescribe a different antibiotic based on the culture test. For severe infections, intravenous antibiotics (giving the medicine directly into a vein) are used in hospital. In some cases, a doctor may drain an abscess or remove infected tissue. Always follow the healthcare team's advice.
When is surgery considered?
Sometimes a minor surgical procedure is needed to drain an abscess or remove infected tissue. This is decided by your specialist.
Living with this condition
If you have a resistant infection, it may take longer to recover. Rest, good fluid intake, and following your treatment plan are essential. Keep all follow-up appointments so the infection is fully cleared.
Lifestyle tips
- Finish the full course of antibiotics—never share them or buy them without a prescription.
- Wash your hands regularly and cook meat thoroughly.
- Ask your healthcare team about any wound care at home.
Diet and exercise
A balanced diet and gentle activity help your immune system fight infection. During a serious illness, your body needs more energy, so eat well and move at a level that feels okay. Ask your doctor when you can resume normal exercise.
Mental health and emotional wellbeing
Being ill with a hard-to-treat infection can feel scary and isolating. It is normal to feel anxious or low. Talk to your healthcare team about your worries, and reach out to trusted friends or family. If you ever have thoughts of self-harm or suicide, call your local emergency number or go to the nearest emergency department immediately.
Prevention
You can help prevent antibiotic resistance by using antibiotics responsibly and practicing good hygiene. On a global level, better sanitation, vaccination, and reducing antibiotic use in farming also help.
Vaccines
Vaccines prevent certain bacterial infections (such as pneumococcal disease and whooping cough) and viral infections that can lead to unnecessary antibiotic use. Ask your doctor what vaccinations are recommended for you.
Screening programmes
Routine screening for resistant bacteria is sometimes done in hospitals for patients who are at high risk, or before certain surgeries. This helps prevent outbreaks and directs treatment.
Complications
If left untreated
- A resistant infection can spread to other parts of the body, leading to sepsis (a life-threatening reaction to infection).
- Organ failure and death are possible in very serious cases.
- Longer illness, repeated hospital stays, and fewer effective antibiotic options can occur.
Long-term outlook
The good news is that healthcare teams are working to track resistance, develop new treatments, and use antibiotics more wisely. Many resistant infections can still be treated with alternative antibiotics. Your recovery may take longer, but with proper medical care, most people do recover.
Find support
International organisations
Local organisations
- NHS ↗ · United Kingdom
External links open third-party websites. Ruqelo Health is not responsible for external content. Listing an organisation does not imply endorsement.
Always verify with your doctor
Health guidelines vary by country and region. The information in this article is based on international clinical guidelines but may not reflect the specific guidelines, medications, or practices in your country. Always discuss your health concerns with your own doctor or healthcare provider, and refer to your local national health guidelines where available.
Important notice This information is for educational purposes only. It does not replace professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider about your specific situation. If you are experiencing a medical emergency, call your local emergency services immediately.
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Sources and guidance
This article is educational and is prepared with reference to recognized health information and clinical guidance sources where available. Specific source links may vary by topic.
Last updated: August 1, 2026
Educational note: This information is for education only and is not a diagnosis.
Use it to support, not replace, advice from a licensed clinician.
If symptoms are severe, worsening, or urgent, call your local emergency number or seek emergency care.