Anastrozole: effectiveness, reviews.

Anastrozole is an anti-estrogen drug that comes in tablet form. Anastrozole was originally developed to treat breast cancer. However, in today’s medical practice, the drug is practically not used. In sports, anastrozole has gained immense popularity: it is used by athletes and strength athletes. The drug helps prevent gynecomastia, that is, the development of mammary glands, relieves swelling and other negative side effects that are often associated with taking anabolic steroids.

Anastrozole has a significant effect: just one milligram of the active ingredient can reduce circulating estradiol levels by 80%! Even tamoxifen, which is extremely popular with bodybuilders, cannot compete with anastrozole in terms of strength. overdose of tamoxifen However, drugs have different principles of action, so the comparison between them is probably not accurate.

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What are the effects of Anastrozole?

Anastrozole has the following effects on the body:

  • reduces the degree of aromatization (approx. 80%).
  • It has inhibitory properties.
  • Reduces estrogen levels in the blood.

One of the main features of the drug is a fairly quick result. The maximum concentration of the active substance in the blood is observed just a few hours after ingestion. In this case, the aromatization process is suppressed as quickly as possible. Because of this, Anastrozole is considered one of the most effective drugs for athletes prone to aromatherapy.

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Type of use Anastrozole

Anastrozole is recommended only for experienced athletes: beginners are advised to refuse it. The tablets are used after the anabolic steroid is over. Anastrozole should be taken in two cases: when serious side effects appear prophylactically after taking steroids and before starting the course. After the course, the steroid is taken from 0.25 to 1 mg per day. Before the course, the dosage should be determined by a specialist.

You can take Anastrozole for two weeks: during this time the drug has time to fully show its properties.

In order for the active ingredient to get into the bloodstream as quickly as possible, anastrozole should be taken with plenty of water before meals.

Anastrozole is not recommended for female athletes. The drug can cause sudden changes in the hormonal background, which can lead to unpredictable consequences for the female body.

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What are the side effects of taking anastrozole?

Side effects of the drug are relatively rare. As a rule, it is associated with intolerance to the active substances or exceeding the recommended dose. The most common side effects include fatigue, drowsiness, rash, headache, as well as various negative symptoms of the gastrointestinal tract (nausea, vomiting, diarrhea, etc.).

In chronic diseases of the cardiovascular system, anastrozole should be discontinued. Because the drug actively fights the side effects of taking steroids, but at the same time inhibits the production of “good” cholesterol, which can lead to heart problems. Therefore, before taking Anastrozole, athletes with diseases of the cardiovascular system should consult a doctor or prefer drugs with a similar effect, but a different mechanism of action in the body.


The drug is very popular among athletes due to its strong antiestrogenic effect. In fact, the effect of the application can be seen just a few hours after taking the pill. The most positive reviews about Anastrozole are left by professional bodybuilders. They believe that the drug copes well with the increased production of estrogen, which is observed after a long use of anabolic steroids. However, the drug should be used very carefully: before you start taking it, you should consult your doctor. In addition, it is important to strictly adhere to the recommended dose of Anastrozole.