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    Side Effects

    List Hydroxyurea side effects by likelihood and severity.

    The following side effects are associated with hydroxyurea:

    Common side effects of hydroxyurea:

    • Abnormal Red Blood CellsSevere
    • Decreased Neutrophils A Type Of White Blood CellSevere
    • Decreased White Blood CellsSevere
    • DiarrheaLess Severe
    • DrowsinessLess Severe
    • Feel Like Throwing UpLess Severe
    • Loss Of AppetiteLess Severe
    • Throwing UpLess Severe

    Infrequent side effects of hydroxyurea:

    • AnemiaSevere
    • Decreased Blood PlateletsSevere
    • Painful, Red Or Swollen MouthSevere
    • X-Ray Results Showing Lung Tissue ChangesSevere
    • ConstipationLess Severe
    • Dry SkinLess Severe
    • Hair LossLess Severe
    • ItchingLess Severe
    • RashLess Severe
    • Redness Of SkinLess Severe

    Rare side effects of hydroxyurea:

    • Abnormal Liver Function TestsSevere
    • Blockage Of Normal Bile FlowSevere
    • ConfusedSevere
    • Discolored Spots And Small Elevations Of The SkinSevere
    • DizzySevere
    • Enlarged Red Blood CellsSevere
    • HallucinationSevere
    • Head PainSevere
    • HepatitisSevere
    • Increased Uric Acid Due To Cancer ChemotherapySevere
    • Inflammation Of Blood Vessels In The SkinSevere
    • Inflammation Of The Skin And MuscleSevere
    • Kidney Disease Caused By Increased Uric Acid In The BodySevere
    • Kidney Disease With Reduction In Kidney FunctionSevere
    • Liver FailureSevere
    • Lung FibrosisSevere
    • PancreatitisSevere
    • Radiation Recall SyndromeSevere
    • SeizuresSevere
    • Skin CancerSevere
    • Skin UlcerSevere
    • Tonic Clonic SeizureSevere
    • Toxic Effect On Brain Or Spinal Cord FunctionSevere
    • Trouble BreathingSevere
    • Absence Of Spermatozoa From The Seminal FluidLess Severe
    • Burning StomachLess Severe
    • ChillsLess Severe
    • Difficult Or Painful UrinationLess Severe
    • Feeling WeakLess Severe
    • FeverLess Severe
    • Fingernail And/Or Toenail DiseaseLess Severe
    • Low Sperm CountLess Severe
    • Not Feeling WellLess Severe
    • Scaling Of SkinLess Severe
    • Skin DarkeningLess Severe
    • Thin Fragile SkinLess Severe
    • Visible Water RetentionLess Severe

    Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, expect as may be authorized by the applicable terms of use.

    CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.

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