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How will I feel after a Rituxan infusion?

Medically reviewed by Kristianne Hannemann, PharmD. Last updated on March 19, 2025.

Official Answer by Drugs.com

After a Rituxan (rituximab) infusion you may experience certain side effects or adverse reactions that make you feel unwell. Rituxan affects different people in different ways, but the more common side effects include:

Rituxan is used to treat a range of conditions and how a person feels after their infusion can be affected by the condition they are being treated for.

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Infusion-Related Reactions

Reactions during or shortly after infusion are common and may include:

The following adverse reactions are also common in particular patient groups including in patient with:

How Rituxan Works

Rituxan is a monoclonal antibody therapy that targets a protein called CD20 on certain immune cells. Rituxan is administered via an intravenous infusion, which involves administering the therapy through a needle placed in a vein in your arm.

Discuss any concerns with your healthcare provider before and after your infusion. Your healthcare provider may recommend medications to help manage side effects and monitor for any serious reactions.

References

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