sodium Bicarbonate Oral Precautions and Side Effects

  • Precautions

    Before taking sodium bicarbonate, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

    This product should not be used if you have certain medical conditions. Before using this product, consult your doctor or pharmacist if you have:

    • a certain breathing problem (pulmonary edema)
    • congestive heart failure
    • severe kidney disease (e.g., inability to make urine)
    • severe liver disease (e.g., ascites, cirrhosis)
    • high sodium levels
    • swollen ankles/legs/feet due to retaining water (peripheral edema)

    If you have any of the following health problems, consult your doctor or pharmacist before using this product:

    • low calcium levels
    • high blood pressure
    • heart problems (e.g., irregular heartbeat)
    • kidney disease

    Because this medication contains salt (sodium), do not use if you are on a salt-restricted diet.

    During pregnancy, this medication should be used only when clearly needed. This medication may worsen high blood pressure during pregnancy (toxemia of pregnancy). Discuss the risks and benefits with your doctor.

    This medication may pass into breast milk. Consult your doctor before breast-feeding.

    Side Effects

    Nausea, bloating, or gas may occur. If any of these effects persist or worsen, contact your doctor or pharmacist promptly.

    If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

    Tell your doctor immediately if any of these unlikely but serious side effects occur:

    • swelling hands/ankles/feet
    • unusual weight gain

    When taken with sodium bicarbonate, large doses of calcium from your diet, medications, or supplements can rarely cause a serious problem called milk-alkali syndrome. Ask your doctor or pharmacist about using calcium products safely while you are using this medication. Tell your doctor immediately if any of these rare but very serious side effects occur:

    • dizziness
    • muscle aches/spasms
    • mental/mood changes (e.g., confusion, irritability, memory problems)
    • vomiting
    • weakness
    • change in the amount of urine

    Seek immediate medical attention if any of these rare but very serious side effects occur:

    • chest pain
    • seizures

    A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including:

    • rash
    • itching/swelling (especially of the face/tongue/throat)
    • severe dizziness
    • trouble breathing

    This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

    In the US -

    Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

    In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.