Drug Interactions between nalidixic acid and Urised
This report displays the potential drug interactions for the following 2 drugs:
- nalidixic acid
- Urised (benzoic acid/hyoscyamine/methenamine/methylene blue/phenyl salicylate)
Interactions between your drugs
nalidixic acid phenyl salicylate
Applies to: nalidixic acid and Urised (benzoic acid / hyoscyamine / methenamine / methylene blue / phenyl salicylate)
Nalidixic acid may rarely cause central nervous system side effects such as tremors, involuntary muscle movements, anxiety, confusion, depression, hallucinations or seizures, and combining it with other medications that can also affect the central nervous system such as phenyl salicylate may increase that risk. Talk to your doctor if you have any questions or concerns. Your doctor may be able to prescribe alternatives that do not interact, or you may need a dose adjustment or more frequent monitoring by your doctor 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.
Drug and food interactions
hyoscyamine food
Applies to: Urised (benzoic acid / hyoscyamine / methenamine / methylene blue / phenyl salicylate)
Ask your doctor before using hyoscyamine together with ethanol. Use alcohol cautiously. Alcohol may increase drowsiness and dizziness while you are taking hyoscyamine. You should be warned not to exceed recommended dosages and to avoid activities requiring mental alertness. If your doctor prescribes these medications together, you may need a dose adjustment to safely take this combination. 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 food
Applies to: nalidixic acid
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.
nalidixic acid food
Applies to: nalidixic acid
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.
Therapeutic duplication warnings
Therapeutic duplication is the use of more than one medicine from the same drug category or therapeutic class to treat the same condition. This can be intentional in cases where drugs with similar actions are used together for demonstrated therapeutic benefit. It can also be unintentional in cases where a patient has been treated by more than one doctor, or had prescriptions filled at more than one pharmacy, and can have potentially adverse consequences.
Urinary anti-infectives
Therapeutic duplication
The recommended maximum number of medicines in the 'urinary anti-infectives' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'urinary anti-infectives' category:
- nalidixic acid
- Urised (benzoic acid/hyoscyamine/methenamine/methylene blue/phenyl salicylate)
Note: In certain circumstances, the benefits of taking this combination of drugs may outweigh any risks. Always consult your healthcare provider before making changes to your medications or dosage.
See also
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.
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