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Mesterolone is used to treat deficiency of male sex hormones such as testosterone in men or male infertility caused by it.

How it works

Mesterolone increases the production of male hormone called as androgens in the body.

Common side effects

Nausea, Nervousness, Paresthesia (tingling or pricking sensation), Increased haemoglobin in the blood, Premature closure of epiphyses, Precocious puberty, Frequent and excessive erections of penis, Prostate cancer, Acne, Altered libido, Anxiety, Cholestatic jaundice, Depression, Increased calcium level in blood, Increased sodium level in blood, Swelling, Electrolyte imbalance, Gastrointestinal bleeding, Development of breasts in men, Headache, Increased blood pressure, Irritation, Itching, Male pattern of baldness, Muscle cramp, Seborrhoea, Suppression of spermatogenesis, Virilism, Vomiting, Weakness, Stomach pain, Gastrointestinal discomfort


Expert advice

  • Do not take the medicine, if you are allergic to it or to any other content in the medicine.
  • Avoid using mesterolone, if you have prostate cancer or prone to have prostate cancer; or If you have a liver tumor.
  • Do visit your doctor immediately, if you experience abdominal pain that does not go away as mesterolone may cause certain benign tumors.
  • Do not take mesterolone for body building, exercising or increasing muscle mass.

Frequently asked questions


Q. Is mesterolone legal?
Mesterolone is legally approved only for the treatment of male infertility and androgen deficiency.

Q. What is mesterolone used for?
Mesterolone is used for the treatment of male infertility and androgen deficiency.

Q. Is mesterolone the same as Proviron?
Yes. Proviron is the brand name of mesterolone.

Q. Does mesterolone build muscle?
Mesterolone increases the level of androgens or male hormones in the body. It can build muscle but not used for that purpose.

Content on this page was last updated on 28 September, 2016, by Dr. Varun Gupta (MD Pharmacology)