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Fenugreek Side Effects

Applies to fenugreek: oral capsule

Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Although not all side effects are known, fenugreek is thought to be possibly safe when taken for a short period of time.

Stop using fenugreek and call your healthcare provider at once if you have:

  • symptoms of severe hypoglycemia: extreme weakness, confusion, tremors, sweating, fast heart rate, trouble speaking, nausea, vomiting, rapid breathing, fainting, and seizure (convulsions); or

  • unusual bruising or bleeding.

Common side effects may include:

  • diarrhea, stomach upset, gas;

  • "maple syrup" odor in the urine.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.

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