What is the legalon?

Legalon® is the trademark of a natural medicine that uses silymarin as active substance , a phytotherapeutic chemical compound belonging to the line of medicines with antioxidant properties and with an effect on liver functions .

To highlight: This pharmaceutical product is produced by the company named TAKEDA MÉXICO, SA de CV 

What is the legalon used for?

  • Thanks to the mechanism of action of its active ingredient, legalon® is a powerful antioxidant that neutralizes the action of free radicals, which cause damage to liver cells exposed to various toxins.
  • It is used to treat:
    • Conditions that occur with acute and chronic hepatitis.
    • Alcoholic hepatitis and hepatic steatosis.
    • Liver cirrhosis.

Dosage and routes of administration of legalon

Legalon® is presented in a box with capsules containing silymarin 70 mg. This medication is administered orally and the dosage as a reference may be as follows:

  • Adults: A dose of 2 capsules three times a day after meals.
  • Children over 1 year of age: The recommended dose is 1 capsule three times a day and in liver cirrhosis 2 capsules 3 times a day.

side effects of legalon

Data from clinical studies indicate that therapeutic treatment with legalon® may cause some of the following adverse effects  in a certain group of patients :

  • Possible appearance of allergic reactions due to patient contact with any chemical component of its main ingredient.
  • Diarrhea , constipation , nausea, vomiting , and bloating.
  • Itching, headache .

Important: If during treatment with this medication the patient suffers from any of these symptoms or any other not described, please discontinue use and notify your doctor.

Contraindications and legalon warnings

The use of legalon® is contraindicated in the following cases:

  • History of hypersensitivity to silymarin or plants of the ragweed family.
  • Patients with arterial hypertension.
  • People with severe liver disease.
  • During the pregnancy period.
  • During breastfeeding .

You should know: Provide all the information related to your health history to your doctor, before starting treatment with this type of medication.

Avoid if you have:

  • History of hypersensitivity to silymarin or plants of the ragweed family.


  • Pharmaceutical products such as legalon® must be administered with a prescription or medical prescription.
  • Follow your doctor’s instructions while taking this medication.
  • Do not exceed recommended dose.
  • Keep this product out of the reach of children.

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