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Phenazopyridine / sulfisoxazole Drug Interactions

Drug Interactions (104) Disease Interactions (12)

A total of 104 drugs (586 brand and generic names) are known to interact with phenazopyridine / sulfisoxazole.

  • 22 major drug interactions (96 brand and generic names)
  • 79 moderate drug interactions (483 brand and generic names)
  • 3 minor drug interactions (7 brand and generic names)

Check for interactions with phenazopyridine / sulfisoxazole

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Medications known to interact with phenazopyridine / sulfisoxazole

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    phenazopyridine / sulfisoxazole disease Interactions

    There are 12 disease interactions with phenazopyridine / sulfisoxazole which include:

    Drug Interaction Classification

    The classifications below are a general guideline only. It is difficult to determine the relevance of a particular drug interaction to any individual given the large number of variables.
    Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
    Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
    Minor 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.
    Unknown No information available.

    Do not stop taking any medications without consulting your healthcare provider.

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