Main content Trastuzumab (Herceptin)

    Trastuzumab (Herceptin)



    Side Effects

    Fever and chills commonly occur during the first treatment with trastuzumab and become less severe with later treatments. Other possible serious side effects can include difficulty breathing and Reference heart failure Opens New Window.

    Less serious side effects may include:

    • Diarrhea.
    • Headache.
    • Nausea or vomiting.
    • Pain.
    • Skin rash.
    • Weakness.

    See Drug Reference for a full list of side effects. (Drug Reference is not available in all systems.)



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