What not to do while taking antibiotics?
Written by Dr Nelson Lau, MBBS FRACGP, GP & Digital Health Specialist. Blog published on 23 October 2024 and updated on 20 July, 2026
Contents
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This blog is for educational purposes only and does not replace professional medical advice or diagnosis. If you have health concerns, consult an AHPRA-registered telehealth GP or request a medical certificate online if clinically appropriate.
Overview
Antibiotics are essential medications for managing bacterial infections, but using them inappropriately can limit their effectiveness and lead to antibiotic resistance. Antibiotic resistance is a major public health problem in Australia and worldwide, making it more difficult to manage at some diseases over time. Taking antibiotics exactly as recommended protects both individual and community health.Consult an AHPRA-registered practitioner online, anytime
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What are antibiotics, and when are they used?
Antibiotics are medications that manage bacterial infections in the throat, skin, chest, and urinary tract. They are ineffective against viral illnesses such as the common cold, influenza, and viral sore throats. Some infections, particularly those involving the chest or skin, may require an in-person assessment, physical examination, or diagnostic testing to ensure safe management.Common mistakes people make while taking antibiotics
Here are some common antibiotic mistakes:- Stopping therapy early when symptoms improve
- Skipping dosages
- Taking somebody else's antibiotics
- Saving leftover antibiotics for later
- Taking antibiotics for colds or flu
- Mixing medicines and alcohol without seeking medical advice
- Not following the food or timing instructions
Why you should not stop antibiotics early
You should not discontinue antibiotics early unless instructed by a doctor. Even if you feel better, germs may still exist in your body. Stopping management too soon might allow the illness to recur and lead to antibiotic resistance, making future infections more difficult to manage.Can you drink alcohol while taking antibiotics?
It depends! Some antibiotics might interact with alcohol and cause adverse effects like nausea, dizziness, sleepiness, or stomach discomfort. Alcohol can also harm sleep and hydration, slowing recovery. It is important to see a doctor or pharmacist before consuming alcohol while on antibiotics.Foods and medicines to avoid while taking antibiotics
Certain antibiotics may interfere with meals, supplements, or prescriptions. Depending on the antibiotic, doctors may recommend avoiding:- Alcohol
- Dairy products close to dosing time
- Antacids
- Iron or calcium supplements
- Some herbal supplements
- Several prescription drugs
What happens if you miss a dose?
If you miss a dosage, take it as soon as you remember, unless it is almost time for the next dose. Do not take a double dosage unless directed by your doctor or pharmacist. Missing multiple doses may impair the antibiotic's effectiveness.Antibiotics vs viral infections
| Condition type | Do antibiotics help | Examples |
| Bacterial infection | Yes | Urinary tract infections, bacterial pneumonia, and skin infections |
| Viral infection | No | Common Cold, Flu, Covid-19, Viral Sore Throat |
Possible side effects to watch for
Possible negative consequences might include:- Nausea
- Dizziness
- Feel worse after beginning antibiotics
- Develop severe diarrhoea
- Experience redness or swelling
- Have breathing troubles
- Continue to have a fever, or worsening symptoms
- Miss several doses
Telehealth vs in-person visit for infections
| Telehealth consultation | In-person consultation |
| Suitable for mild symptoms or follow-up care | Suitable for severe or complex symptoms |
| Convenient for discussing symptoms remotely | Allows physical examination |
| Doctors may provide prescriptions if appropriate | May allow immediate testing |
| Helpful for medical advice and referrals | Better for emergency or worsening conditions |
How Hola Health can help
Hola Health offers online consultations with doctors for a variety of common health issues, including infections. Doctors can diagnose symptoms online and discuss relevant management choices. Depending on the clinical evaluation, doctors may:- Evaluate infection symptoms
- Provide medical advice
- Prescribe medication if clinically appropriate
- Arrange referrals if necessary
- Provide medical certifications as needed
Conclusion
Antibiotics are vital medications that must be used exactly as prescribed. Misuse of antibiotics, such as missed doses or premature discontinuation of management, may reduce their effectiveness and contribute to antibiotic resistance. If you are unclear how to take your antibiotics or have any troubling symptoms, see a doctor or pharmacist for advice. Following adequate medical guidance promotes safe and successful therapy.
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Disclaimer
This blog is for general informational purposes only and does not indicate that Hola Health provides all treatments or preventive measures mentioned. It is not intended to be a substitute for professional medical advice. Always seek the guidance of your doctor or other qualified health professional with any questions you may have regarding your health or a medical condition. For emergencies please immediately contact 000. Any medical topics discussed are intended to educate, not to imply availability through Hola Health. Hola Health's telehealth services facilitate access to AHPRA-registered healthcare professionals in Australia; however, a telehealth consultation is not equivalent to an in-person medical examination. Telehealth may not be appropriate for all conditions, symptoms, or circumstances.
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