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Clostebol is effective when used in conjunction with anabolic steroids. Clostebol itself is a somewhat mild steroid that mimics the effects of testosterone. As a result of its mimicking effect, when used in conjunction to an anabolic steroid is possible that the medication will work to boost testosterone levels while reducing estrogen levels. This compound belongs to the class of organic compounds known as androgens and derivatives.

Rather than taking an estrogen blocker as you are on steroids you could consider an alternative like Clostebol because you will see added benefits from the testosterone production in your steroids. Ensuring that you have low estrogen while leaving a little trace of the medication in your system makes Clostebol an ideal solution for many athletes and training regiments.

Estrogen levels are considered counterproductive to the growth of muscle so managing them when you are already invested in the steroids is crucial to maintaining and maximizing your gains. Rather than getting stuck feeling the side effects of estrogen or potentially curbing your progress as a result of extra edge ginning your system, you can enjoy maximum testosterone production while a limit dating estrogen from your body. These boosting effects and hormone management effects make Clostebol an ideal choice for anyone that’s interested in ramping up their training.

The other good news about Clostebol is that it comes with very little in the way of side effects when compared to some other estrogen blockers and medications. Instead of potentially risking your body or risking a major accident, you can take clostebol to limit the potential side effects that can come with steroid use as well as minimize the potential side effects that come with estrogen blockers. This does not mean using steroids is save or a good idea! The side effects are still existent, only compared to most other steroids they are not that heavy.

Clostebol presents a major advantage for training and even with steroid users. For Bodybuilders who truly wanted to get an edge in their training, it is often considered to use of Clostebol in their cycles. On the German Market it was until 2003 as “Megagrisevit-Mono” from Pharmacia available.

Usage / Dosage:

Bodybuilders take 8-10 tablets of 5 mg, that is 40-50 mg/day. It is often used in combination with other substances like Winstrol, Parabolan, Clenbuterol, Ephedrine, Salbutamol, Cytomel, Triacana.

Side effects:

Diarrhea, nausea, vomiting, peliosis hepatitis, hepatocellular carcinoma, changes in blood lipoproteins (increase in low densitity lipoprotein LDL and decrease in high Density lipoprotein HDL), bile congestion caused jaundice, virilization, acne, reduction in sperm production, gynecomastia (unnatural breast growth in men), reduction of the testes, hirsutism, hoarseness and deepening of the voice, agitation, sleep disorder, clitoral enlargement, decrease in serum electrolytes (sodium, chloride, potassium, phosphate, calcium).

Producer / Trade names:

Megagrisevit-Mono / Pharmacia (until 2003)


Clostebolum, 4-Chlorotestosterone

Chemical Information:clostebol-formel

Molecular Formula: C19H27ClO2
Molecular Weight: 322.870 g/mol
Monoisotopic mass: 322.169952 Da

Androst-4-en-3-one, 4-chloro-17-hydroxy-, (17β)-