Selected Oral Quinolones/Selected Oral Cations Interactions
This information is generalized and not intended as specific medical advice. Consult your healthcare professional before taking or discontinuing any drug or commencing any course of treatment.
Moderate. These medicines may cause some risk when taken together. Contact your healthcare professional (e.g. doctor or pharmacist) for more information.
How the interaction occurs:
Your medicine contains aluminum, iron, lanthanum, magnesium, and/or zinc minerals. These minerals are 'cations' that may bind to your antibiotic in the digestive tract, preventing your body from absorbing the antibiotic.
What might happen:
The blood levels of your antibiotic may be decreased, which will decrease the effectiveness in treating your infection.
What you should do about this interaction:
You should time when you take your antibiotic and your other medicine so that you do not take: ---gatifloxacin for at least 4 hours before oral cations. ---gemifloxacin for at least 2 hours before or 3 ours after oral cations. ---lomefloxacin for at least 2 hours before or 4 hours after oral cations. ---moxifloxacin for at least 4 hours before or 8 hours after oral cations. ---prulifloxacin for at least 2 hours before or 4 hours after oral cations. ---trovafloxacin for at least 2 hours before or after oral cations.If you are taking lanthanum, your doctor may tell you to follow the above timing instructions or different ones, or your doctor may tell you to skip doses that you would normally take at the same time as your antibiotic.If you are not sure which antibiotic you are on, if you do not see your antibiotic listed, or if you have questions about the timing of doses of your medicine, contact your healthcare professionals (e.g. doctor or pharmacist). They may already be aware of this interaction and may be monitoring you for it. Do not start, stop, or change the dosage of any medicine before checking with them first.
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CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.