
Nitrofurantoin is an antibiotic used to treat urinary tract infections and bladder infections. It is available by prescription only and comes in the form of oral capsules and suspensions. Like all medicines, nitrofurantoin can cause side effects, although not everyone gets them. Some of the most common side effects include nausea, fatigue, loss of appetite, dizziness, headache, and diarrhea. More rarely, it can also cause nerve pain, lung reactions, and liver problems. In addition, it may cause muscle and joint pain.
| Characteristics | Values |
|---|---|
| Drug | Nitrofurantoin |
| Drug Type | Antibiotic |
| Drug Forms | Oral capsule, oral suspension, compounding powder, oral |
| Prescription | Required |
| Side Effects | Muscle and joint pain, nerve problems, lung problems, liver problems, drowsiness, dizziness, dehydration, hair loss, allergic reactions |
| Side Effects Frequency | Not all side effects occur in all patients |
| Side Effects Severity | Serious side effects are rare |
| Side Effects Treatment | Painkillers like paracetamol and ibuprofen |
| Side Effects Reporting | Yellow Card safety scheme |
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What You'll Learn

Nitrofurantoin may cause nerve pain and nerve damage
Nitrofurantoin is an antibiotic used to treat or prevent urinary tract infections. It may also be used to treat bladder infections. It works by killing certain types of bacteria or preventing their growth. However, it will not work on colds, flu, or other virus infections.
People with diabetes, anemia, or kidney problems are at an increased risk of developing nerve pain while taking nitrofurantoin. If you are experiencing any of these symptoms, stop taking nitrofurantoin and contact your healthcare provider immediately. Your doctor may advise you to switch to a different antibiotic or prescribe additional medication to address the nerve pain.
It is important to carefully consider the potential risks and benefits of taking nitrofurantoin, especially if you have any pre-existing health conditions. While nerve pain and damage are less common side effects, they can significantly impact your quality of life. Always consult your healthcare provider to ensure the information about this medication applies to your personal circumstances.
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Nitrofurantoin may cause allergic reactions, including anaphylaxis
Nitrofurantoin is an antibiotic used to treat urinary tract infections and bladder infections caused by certain bacteria. It is available as an oral capsule or oral suspension and is only available with a doctor's prescription.
Like all medicines, nitrofurantoin can cause side effects, but not everyone experiences them. The most common side effects include nausea, fatigue, and loss of appetite. Less common side effects include dizziness, headache, and diarrhea.
Nitrofurantoin may also cause allergic reactions, including anaphylaxis, in rare cases. If you experience any symptoms of a serious allergic reaction, such as hives, itching, swelling of the face, mouth, hands, or feet, sudden trouble swallowing or breathing, or chest pain, stop taking nitrofurantoin and seek medical help immediately.
It is important to be aware of other rare but serious side effects, such as nerve pain, lung reactions, and liver problems. The longer you take nitrofurantoin, the higher the risk of experiencing serious side effects. Diabetic patients who use urine sugar tests should also be cautious as nitrofurantoin may cause false test results.
If you experience any side effects that bother you, contact your healthcare provider. Serious side effects are rare, occurring in less than 1 in 1,000 people. However, it is always better to err on the side of caution and seek medical advice if needed.
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Nitrofurantoin may cause lung inflammation and other lung problems
Nitrofurantoin is a prescription drug used to treat and prevent urinary tract infections and bladder infections caused by certain bacteria. It is available as an oral capsule and an oral suspension. It is also available as the brand-name drugs Macrobid and Macrodantin. Nitrofurantoin is an antibiotic that works by killing bacteria or preventing their growth.
Lung problems associated with nitrofurantoin can include pneumonitis and pulmonary fibrosis. These problems may manifest as a chronic cough, trouble breathing, or chest pain. If you experience any of these symptoms, it is crucial to seek medical attention promptly.
In addition to lung inflammation and lung problems, nitrofurantoin may also cause other respiratory issues. These can include a cough, coughing up blood or mucus, and shortness of breath. These symptoms may indicate more serious underlying conditions, so medical advice should be sought if they occur.
It is important to note that the side effects of nitrofurantoin can vary from person to person, and not everyone will experience the same issues. Serious side effects are rare, but the longer you take nitrofurantoin, the higher the risk of experiencing them becomes. If you experience any unusual or concerning symptoms while taking nitrofurantoin, it is always best to consult your healthcare provider.
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Nitrofurantoin may cause liver inflammation and other liver problems
Nitrofurantoin is a prescription drug that comes in the form of an oral capsule or oral suspension. It is an antibiotic used to treat or prevent urinary tract infections and bladder infections caused by certain bacteria. It works by blocking the bacteria's ability to create proteins and other substances necessary for their growth and reproduction.
Chronic liver problems are possible if you are taking nitrofurantoin long-term to prevent urinary tract infections. Your doctor will monitor your liver function with blood tests if you are on long-term therapy. It is important to note that elderly patients are more likely to have age-related liver problems, so caution is advised when administering this medication to older individuals.
Nitrofurantoin can also cause other side effects, such as nerve problems (peripheral neuropathy), lung inflammation, and allergic reactions. It is important to consult your healthcare provider if you experience any unusual or bothersome symptoms while taking this medication.
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Nitrofurantoin may cause red blood cell damage
Nitrofurantoin is an antibiotic used to treat urinary tract infections. It is available only with a doctor's prescription and comes in the form of oral capsules and suspensions.
Like all medicines, nitrofurantoin can cause side effects, although not everyone experiences them. One such side effect is hemolytic anemia, which is a type of red blood cell damage called hemolysis. Symptoms of hemolysis include tiredness, weakness, pale skin, and dark urine. This side effect goes away after you stop taking the drug, and your doctor may monitor your red blood cell count through blood tests.
If you experience any symptoms of red blood cell damage, such as unusual fatigue, pale skin, or dark urine, it is important to consult your doctor right away. They may advise you to stop taking nitrofurantoin and recommend alternative treatments or further tests.
It is important to note that nitrofurantoin may also cause other side effects, such as nerve problems (peripheral neuropathy), lung problems (pneumonitis, pulmonary fibrosis), and liver problems. These side effects can vary in severity and frequency, and some may be more common than others. Serious side effects are considered rare, occurring in less than 1 in 1,000 people.
To mitigate potential side effects, it is recommended to take nitrofurantoin with or after meals and avoid rich or spicy foods. Staying hydrated by drinking plenty of fluids is also important, as nitrofurantoin can cause dehydration.
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Frequently asked questions
Yes, muscle and joint pain are known side effects of the drug nitrofurantoin.
If you experience any side effects that bother you, tell your healthcare provider. In the US, you can report side effects to the FDA at www.fda.gov/medwatch or by calling 800-FDA-1088.
Nitrofurantoin may cause a range of other side effects, including:
- Nerve problems
- Diarrhea
- Allergic reactions
- Dizziness
- Headache
- Hair loss
- Lung problems
- Liver problems
- Hemolytic anemia
Nitrofurantoin side effects can vary depending on the individual. Serious side effects are rare and happen in less than 1 in 1,000 people.
Yes, it is safe to take over-the-counter painkillers such as paracetamol and ibuprofen with nitrofurantoin.











































