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Drug interactions between Humira and Orencia

Results for the following 2 drugs:
Humira (adalimumab)
Orencia (abatacept)

Interactions between your drugs


adalimumab abatacept

Applies to: Humira (adalimumab) and Orencia (abatacept)

Using adalimumab together with abatacept is not recommended. Combining these medications can increase the risk of serious infections. Contact your doctor immediately if you experience fever, chills, body aches, sore throat, muscle weakness, or other flu-like symptoms during treatment with these 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.

Switch to professional interaction data

Drug and food interactions

No results found in our database - however, this does not necessarily mean no interactions exist. Always consult with your doctor or pharmacist.

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.


Biologic DMARDs

Therapeutic duplication

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

  • Humira (adalimumab)
  • Orencia (abatacept)

Note: The benefits of taking this combination of medicines may outweigh any risks associated with therapeutic duplication. This information does not take the place of talking to your doctor. Always check with your healthcare provider to determine if any adjustments to your medications are needed.

Drug Interaction Classification

The classifications below are a guideline only. The relevance of a particular drug interaction to a specific patient is difficult to determine using this tool alone given the large number of variables that may apply.
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.

Further information

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