Drug Interaction Report

Nalidixic acid and multivitamin with iron 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 nalidixic acid into the bloodstream and reduce its effectiveness. If possible, it may be best to avoid taking multivitamin with iron while your are being treated with nalidixic acid. Otherwise, you should take nalidixic acid either 2 hours before or 2 hours after the multivitamin with iron dose. Talk to a healthcare professional if you are not sure whether a product contains something that could potentially interact with your medication 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.

Food may reduce the absorption and blood levels of multivitamin with iron. In addition, some oral medications can also interfere with multivitamin with iron absorption into the bloodstream, which may make the medication less effective in treating your condition. Likewise, multivitamin with iron may interfere with the absorption of other orally administered medications. You should take multivitamin with iron on an empty stomach at least one hour before or two hours after a meal. Your doctor may be able to prescribe alternatives that do not interact, or you may need a dose adjustment or more frequent monitoring to safely use both medications. Talk to your doctor or pharmacist if you have questions about 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.

Nalidixic acid 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 nalidixic acid into the bloodstream and reduce its effectiveness. If possible, it may be best to avoid taking multivitamin with minerals while your are being treated with nalidixic acid. Otherwise, you should take nalidixic acid either 2 hours before or 2 hours after the multivitamin with minerals dose. Talk to a healthcare professional if you are not sure whether a product contains something that could potentially interact with your medication 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.

Using caffeine together with nalidixic acid 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.