Norfloxacin and Alcohol/Food Interactions
There are 3 alcohol/food/lifestyle interactions with norfloxacin.
Norfloxacin Caffeine
Moderate Drug Interaction
Using caffeine together with norfloxacin may increase the effects of caffeine. Contact your doctor if you experience headache, tremor, restlessness, nervousness, insomnia, and increased blood pressure or heart rate. If your doctor does prescribe these medications together, you may need a dose adjustment or special test to safely use both medications. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.
Norfloxacin Multivitamins With Minerals
Moderate Drug Interaction
Norfloxacin and multivitamin with minerals should not be taken orally at the same time. Products that contain magnesium, aluminum, calcium, iron, and/or other minerals may interfere with the absorption of norfloxacin into the bloodstream and reduce its effectiveness. If possible, it may be best to avoid taking multivitamin with minerals while you are being treated with norfloxacin. Otherwise, norfloxacin should be taken 2 to 4 hours before or 4 to 6 hours after a multivitamin with minerals dose, norfloxacin should be taken at least 2 hours before and not less than 6 hours after Suprep Bowel Prep (magnesium/potassium/sodium sulfates), or norfloxacin and multivitamin with minerals should be taken as directed by your healthcare provider. Talk to your healthcare provider if you are unsure whether your medications contain something that could potentially interact or if you have questions on how to take this or other medications you are prescribed. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.
Norfloxacin Food
Moderate Food Interaction
Taking norfloxacin with food or products that contain minerals like calcium, iron, magnesium and zinc can interfere with its absorption and reduce its levels in the blood and urinary tract. This may make the medication less effective in treating your infection. You should take norfloxacin on an empty stomach at least one hour before or two hours after eating a meal or consuming milk or other dairy products. Do not use mineral supplements, multivitamins, antacids, or other products that may contain calcium, iron, magnesium or zinc within the two-hour period before or after taking norfloxacin. Talk to your doctor or pharmacist if you have questions on how to take this or other medications you are prescribed. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medication without first talking to your doctor.
Norfloxacin drug interactions
There are 504 drug interactions with norfloxacin.
Norfloxacin disease interactions
There are 9 disease interactions with norfloxacin which include:
- colitis
- CNS disorders
- myasthenia gravis
- peripheral neuropathy
- QT interval prolongation
- tendonitis
- crystalluria
- diabetes
- renal dysfunction
Report options
More about norfloxacin
- Check interactions
- Compare alternatives
- Reviews (5)
- Side effects
- Dosage information
- During pregnancy
- Drug class: quinolones and fluoroquinolones
- Breastfeeding
Related treatment guides
Drug Interaction Classification
| Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
| Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
| Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
| No interaction information available. |
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
