Main content Alkaline Phosphatase

    Alkaline Phosphatase



    What Affects the Test

    Reasons you may not be able to have the test or why the results may not be helpful include:

    • Taking medicines that may damage the liver, such as some antibiotics, birth control pills, long-term aspirin use, and oral diabetes medicines.
    • Going through Reference menopause Opens New Window. Postmenopausal women may have higher ALP levels than women who still have menstrual cycles.
    • Your age. Children normally have much higher ALP levels than adults because rapid bone growth is normal in children and bones make ALP.
    • Drinking a lot of alcohol.


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