Drug Description

Eulexin is the trade name of Flutamide and belongs to the group of medicines called androgen antagonists and forms the part of hormonal therapy. The medicine acts by preventing the action of testosterone. It works as an androgen antagonists and passes through the blood-brain-barrier. This drug is usually combined with radiotherapy to ensure better treatment for the patients suffering from prostate cancer. Flutamide is not a steroid and replaces anilide.


Eulexin is used for the treatment of prostate cancer. This state is stimulated by testosterone. Flutamide acts by decreasing the effect of androgens. This slows down the tumor growth and reduces the spread of cancer.
During the treatment, the patients must regularly do the blood and liver function tests. You shouldn’t postpone the treatment course, as it may enhance the risk of the cancer spreading.


Flutamide is usually taken orally three times a day, irrespective of the mealtime. The interval between the intakes must be at least eight hours.
Eulexin is usually used in combination with Luteinizing (LHRH) hormone-releasing hormone. This combined drug prevents the testicles from releasing testosterone.
This capsule is taken orally. The course of treatment should be continued for the prescribed period to achieve the maximum effect.
Eulexin comes in two versions (brand and generic). Drink much liquid and eat properly during the treatment.

Adverse effects

As any other medicines, Flutamide may cause some adverse effects.

  • rash,
  • breathing difficulty,
  • nausea,
  • abdominal pain,
  • lack of appetite,
  • face swelling,
  • fatigue,
  • itch,
  • change in the color of urine,
  • dark stools,
  • jaundice,
  • flu symptoms,
  • vomiting,
  • diarrhea,
  • potency problems.

Never exceed the drug dosage, as it may cause undesirable effects. Women and kids can’t take this pill.


Patients should take this drug very carefully. Some medicines interact with Eulexin and can cause adverse effects. Avoid taking Aspirin together with this medicine.
Inform the doctor about all the drugs you’re taking (including prescription and non-prescription medicines, vitamins and herbal supplements).
It is important to inform your physician regarding such medical conditions as liver dysfunction, methemoglobinemia, genetic enzyme deficiency, etc.
Avoid drinking alcohol and grapefruit juice, as it may interact with Eulexin.