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Letrozole is the active substance name of the drug that is classified as an aromatase inhibitor (AI) and therefore is an anti estrogen. Letrozole is the chemical name but the product is sold as various different trade names, with the most famous one being Femara as the brand name of the compound.


What is Femara (Letrozole)?

Letrozole is the active substance name of the drug that is classified as an aromatase inhibitor (AI) and therefore is an anti estrogen. Letrozole is the chemical name but the product is sold as various different trade names, with the most famous one being Femara as the brand name of the compound.

Letrozole is as anti estrogen as many other medications, but more specifically is an Aromatase Inhibitor (AI) as anti estrogens are also Selective Estrogen Receptors Modulators (SERMs). Despite the fact that AIs and SERMs are all anti estrogens, they are still differently categorized because of the very different mechanism of action.

This compound is used in medical settings for treatment of hormonally positive breast cancer after surgery but it has other various uses too. In bodybuilding, the compound is very famous as being the best anti gynecomastia product you can find.

Letrozole is considered the most powerful aromatase inhibitor and is used by people who have big estrogenic issues as you cannot find anything better for such needs. It blocks the synthesis of estrogen like no other compound.

This is an orally active medication that has been patented in 1986 and was approved for use in medicine in 1996.

What is Femara (Letrozole) Used For in BodyBuilding?

As was mentioned, Letrozole which is most often sold as Femara (among other trade names) is most often used for the treatment of hormonally responsible breast cancer in medical settings. But it has other uses for medical settings too such as ovulation induction, treatment of endometriosis, is useful in pretreatment for termination of pregnancy, it promotes spermatogenesis as well as is sometimes used for treating gynecomastia.

Letrozole is working in a similar way as many other aromatase inhibitors (AIs), meaning that it binds to the aromatase enzyme and this way it prevents estrogen from being released, therefore you get your estrogen levels drop. The compound is a type II aromatase inhibitor and as mentioned – is considered the most powerful AI available.

That’s because it helps drop the levels in women by up to 98% and in men up to 65% and all of this very fast. Since is such a powerful AI and since it works extremely fast, the medicine is used for combating emergency situations when estrogen is too high and you need to drop it fast.

Usually, steroid users need such compounds when using aromatizable steroids (also called “wet” steroids) that convert into estrogen. They can be Testosterone, Dianabol, Nandrolone (Deca) and many others. Using such steroids, they convert into estrogen and lead to negative side effects. Concomitant use of Letrozole would make sure that no estrogenic related side effects would occur.

Bodybuilders are most often using Letrozole (Femara) in order to keep them away from gynecomastia. They are using it as a powerful anti gynecomastia treatment when the first gyno signs start to appear. They also may use it for prevention and is very often used by those who already use some aromatase inhibitors, but they are not powerful enough to deal with estrogen related issues, especially gynecomastia.

Being the most powerful AI, there’s just nothing better when it comes to gynecomastia treatment than Letrozole – Femara.

How to Take Femara (Letrozole) in Bodtbuilding?

As said – Letrozole found in Femara or other trade names is an orally active drug and it should be taken by mouth swallowing the tablets with enough water. Letrozole should be taken very conservatively and carefully – being a powerful aromatase inhibitor, is very easy for users to inhibit way too much estrogen and that’s coming with negative side effects.

The compound is made to keep your levels within the normal range and not to get the too low. Without enough estrogen levels – it also comes with negative side effects. That’s the result of over taking Letrozole. Use this drug carefully.

This drug should be taken on a daily or at least every other day basis. Letrozole has a half life of about 2 to 4 days. There’s no need to use it multiple times per day.

The dosages are in the range of 0.25 mg up to about 1 mg. it can be as low as 0.25 mg every other day to as high as 1 mg per day – rarely any bodybuilder needs a higher dose. Is taken for the entire aromatizable steroid cycle.

Femara (Letrozole) Side Effects

As it was mentioned, the dosage should be conservative because overdoing on Letrozole – Femara you end up with too low levels of estrogen. This comes with negative side effects as anything in this world. Estrogen levels must be kept within the normal range – no more or less.

Usually, side effects of Letrozole is a sign that you take too much and the dosage is too high. By not overdoing it, there are almost no chances of negative side effects. But if you use too much, it causes too low estrogen levels and this can end up with:

  • Depression
  • Hurt your immune system
  • Negative effect on your mood
  • Estrogen helps to grow muscles
  • Lower libido
  • Negative effects on sleep and various others.

Where to Buy Femara (Letrozole)?

Letrozole 2.5 mg can be purchased directly on this site from the sources mention here and this way you can be sure that you can get a cheap Femara product. Many people are complaining that the compound is expensive.

First of all, is important to know that only a low dosage is enough to get the job done, so you save money. Cecondly, using the source recommended you save a lot of money for Letrozole – Femara and that’s while you do get a high quality product ensuring high effectiveness and low side effects.


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