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Drug interactions

Abatacept + Trastuzumab deruxtecan

Severity: Moderate

Abatacept and Trastuzumab deruxtecan: moderate interaction.

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For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.

Summary

Trastuzumab deruxtecan commonly causes neutropenia, and abatacept adds immune suppression, so infection risk may be increased.

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