Serious side effects have been reported with the use of arsenic trioxide including: allergic reactions (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives); acute promyelocytic leukemia (APL) differentiation syndrome (fever, shortness of breath, weight gain, and lung problems); heart problems; and others. Talk to your doctor about the possible side effects from treatment with arsenic trioxide.
Do not use arsenic trioxide without first talking to your doctor if you have
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heart disease (especially irregular heartbeats or a long QT interval);
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liver disease; or
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kidney disease.
You may not be able to use arsenic trioxide, or you may require a dosage adjustment or special monitoring during treatment if you have any of the conditions listed above.
Arsenic trioxide is in the FDA pregnancy category D. This means that it is known to be
harmful to an unborn baby.
Arsenic trioxide passes into breast milk and may be harmful to a nursing baby.
Arsenic trioxide should only be administered under the supervision of a qualified healthcare provider experienced in the use of cancer chemotherapeutic agents.
Arsenic trioxide is administered intravenously.
Your doctor will determine the correct amount and frequency of treatment with arsenic trioxide depending upon the type of cancer being treated and other factors. Talk to your doctor if you have any questions or concerns regarding the treatment schedule.
Your doctor may want you to have blood tests or other medical evaluations before starting and periodically during treatment with arsenic trioxide to monitor progress and side effects.
Your healthcare provider will store arsenic trioxide as directed by the manufacturer. If you are storing arsenic trioxide at home, follow the directions provided by your healthcare provider.
Contact your doctor if you miss a dose of arsenic trioxide.
If you experience any of the following serious side effects from arsenic trioxide, contact your doctor immediately:
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an allergic reaction (including difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives);
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acute promyelocytic leukemia (APL) differentiation syndrome (fever, shortness of breath, weight gain, and lung problems); or
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fainting or irregular heart beats.
Other, less serious side effects may be more likely to occur. Continue taking arsenic trioxide and talk to your doctor if you experience:
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fever;
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tiredness or weakness;
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swelling or fluid retention;
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pain, redness or swelling at the injection site;
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nausea, vomiting, or loss of appetite;
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diarrhea or loose stools;
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constipation;
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headache or dizziness;
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insomnia;
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numbness or tingling; or
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rash or skin problems.
Other side effects have also been reported. Discuss with your doctor any side effect that occurs during treatment with arsenic trioxide.
Arsenic trioxide should only be administered under the supervision of a qualified healthcare provider experienced in the use of cancer chemotherapeutic agents.
Serious side effects have been reported with the use of arsenic trioxide including: allergic reactions (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives); acute promyelocytic leukemia (APL) differentiation syndrome (fever, shortness of breath, weight gain, and lung problems); heart problems; and others. Talk to your doctor about the possible side effects from treatment with arsenic trioxide.
Other drugs that affect the way the heart beats may interact with arsenic trioxide and increase the risk of dangerous irregular heartbeats. Do not take any other prescription or over-the-counter medications, including herbal products, during treatment with arsenic trioxide without first talking to your doctor.
Other drugs that affect the way the heart beats may interact with arsenic trioxide and increase the risk of dangerous irregular heartbeats. Do not take any other prescription or over-the-counter medications, including herbal products, during treatment with arsenic trioxide without first talking to your doctor.
If for any reason an overdose of arsenic trioxide is suspected, seek emergency medical attention or contact your healthcare provider immediately.
Symptoms of a arsenic trioxide overdose may include muscle weakness, confusion, and convulsions.