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Drug Interactions between doxepin and fluvoxamine

This report displays the potential drug interactions for the following 2 drugs:

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Interactions between your drugs

Major

doxepin fluvoxaMINE

Applies to: doxepin and fluvoxamine

Ask your doctor before using doxepin together with fluvoxaMINE this can increase your blood levels of doxepin. This combination may cause side effects such as drowsiness, dry mouth, blurred vision, constipation, or urinating less than usual. Talk with your doctor before using these medications together. You may need a dose adjustment or special tests to safely take 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.

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Drug and food interactions

Moderate

fluvoxaMINE food

Applies to: fluvoxamine

Alcohol can increase the nervous system side effects of fluvoxaMINE such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with fluvoxaMINE. Do not use more than the recommended dose of fluvoxaMINE, and avoid activities requiring mental alertness such as driving or operating hazardous machinery until you know how the medication affects you. Talk to your doctor or pharmacist if you have any questions or concerns.

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Moderate

doxepin food

Applies to: doxepin

Ask your doctor before using doxepin together with ethanol, this can alter the effects of doxepin and cause increased side effects. Call the doctor if you experience uneven heartbeats, extreme drowsiness, confusion, agitation, vomiting, blurred vision, sweating, muscle stiffness, feeling light-headed, and seizures. You should be warned not to exceed recommended dosages, to avoid alcohol, 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.

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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.

Duplication

Antidepressants

Therapeutic duplication

The recommended maximum number of medicines in the 'antidepressants' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'antidepressants' category:

  • doxepin
  • fluvoxamine

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.


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Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
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 interaction information available.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.