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Medications and Drugs

Brand Names: Myochrysine

Generic Name: gold sodium thiomalate (Pronunciation: gold SOE dee um thye OH ma late)

What is gold sodium thiomalate (Myochrysine)?

Gold sodium thiomalate is a form of gold. Gold suppresses the inflammatory process.

Gold sodium thiomalate is used as an injection to treat adult and juvenile rheumatoid arthritis.

Gold sodium thiomalate may also be used for purposes other than those listed in this medication guide.

What are the possible side effects of gold sodium thiomalate (Myochrysine)?

Stop taking gold sodium thiomalate and seek emergency medical attention if you experience an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives).

Rarely, other serious side effects may also occur. Call your doctor immediately if you experience any of the following:

In addition, less serious side effects may be more likely to occur. Talk to your doctor if you experience any of the following:

  • diarrhea or loose stools;
  • nausea, stomach upset, decreased appetite;
  • changes in taste; or
  • sores or ulcers in the mouth.

Arthritic symptoms may appear to worsen for 1 to 2 days following an injection and should decrease with subsequent injections.

Gold sodium thiomalate can cause serious side effects involving white and red blood cells. Your doctor will want to test your blood and urine before each injection to monitor any changes before they become dangerous.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about gold sodium thiomalate (Myochrysine)?

Contact your doctor immediately if you experience itching, a rash, a sore mouth, indigestion, a metallic taste in the mouth, severe or bloody diarrhea, easy bruising, or a nosebleed. These could be early signs of a toxic effect.

In rare cases, exposure to sunlight may cause areas of the skin to turn a bluish-gray color. To lessen this effect, minimize exposure to sunlight and wear a sunscreen and protective clothing when exposure to the sun is unavoidable.

Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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