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Hi-Tech Pharmaceuticals Arimistane Estrogen Blocker

Hi-Tech's Arimistane PCT is one of the most powerful PCT's and Estrogen Blockers on the market, and is a great way to finish off your ProHormone Cycle. Arimistane was formulated to help limit Estrogen while also supporting healthy Testosterone levels when you're coming off of a ProHormone Cycle, in an effort to maintain the gains you made while on cycle. You spend a lot of money on ProHormone Cycles and put a lot of time and effort in at the gym to get those gains. Make sure you keep them by taking Hi-Tech Pharmaceuticals Arimistane for your post cycle support (PCT). 

Arimistane Product Highlights

  • Post Cycle Therapy (PCT) & Powerful Estrogen Blocker
  • Helps Raise Free Testosterone Levels
  • Increased Muscle Hardness, Get That Hard Dry Look
  • Featuring Hi-Tech's Cyclosome Delivery for Enhanced Absorption

Why Should I Take Arimistane?

  • For Decreased Estrogen
  • For Enhanced Testosterone
  • For That Dry Hard Muscle Look
  • Increased Muscle Fullness & Vascularity

What Results Should I Expect?

  • Lower Estrogen Levels
  • Improved Testosterone Levels
  • Less Body Fat and a Leaner Physique
  • That Dry Hard Look

Hi-Tech Arimistane Reviews | What Customers Have To Say...

I bought Arimistane to help keep estrogen down and prevent gyno. Love how Arimistane works and I've noticed a huge reduction in water retention and less anxiety. Will definitely be buying again.

This is my go to support while on a prohormone cycle as well as coming off. Definitely helps with mild gyno and I've noticed I'm leaning out really well. Muscle gains seem to be maintained better while off cycle, I'm definitely noticing more muscle fullness.

REALLY effective at controlling estrogen and cortisol. 

How Does It Work?

 Androsta 3,5-dien-7, 17-dione - This is a potent aromatase inhibitor, perhaps the most potent one you can get. Controls estrogen in the body.

Directions & Dosage

Hi-Tech Pharmaceuticals recommends taking 1 tablet in the morning and 1 tablet in the evening. Do not exceed 2 tablets per day. Even though this is marketed as a PCT product, it is also great to use during a cycle too.

Hi Tech Pharmaceuticals Arimistane Ingredients & Supplement Facts

Serving Size: 1 Tablet
Servings per Container: 60

Androsta 3,5-dien-7,17-dione 50mg *

Other Ingredients: Microcrystalline Cellulose, Phosphatidylcholine 75%, Hydroxypropyl Beta Cyclodextrin (HPBCD), Phytosterols, Magnesium Stearate, Silica, FD&C Blue #2, FD&C Red #40


Not for use of persons under the age of 18. Do not use if you are currently breast feeding, pregnant or plan to become pregnant. Keep out of reach of children. Consult your doctor prior to use if you have any medical conditions or if you are taking any other medications. Discontinue use immediately if you experience rapid heartbeat, dizziness, vomiting or other similar symptoms.

Hi-Tech Arimistane Common Questions

Where to Buy Arimistane?

Many people on Reddit and other Social Media platforms and Bodybuilding Forums want to know where to buy Arimistane. You can buy Hi-Tech Arimistane right here, just click the add to cart button at the top right of this page. 

Is Arimistane a ProHormone?

Arimistane is not a base ProHormone, Arimistane should be used in addition to other ProHormones like 1-Testosterone, 1-AD, Superdrol, Anavar, and others. 

Is Arimistane Liver Toxic?

Today's ProHormones are non-methylated and therefore not liver toxic, however we do recommend our customers take liver support with any prohormone cycle. This could be something like APS Nutrition Liver-MD or Hi-Tech Pharmaceuticals Liver-RX.

Does Arimistane Work?

Arimistane is an aromatase inhibitor meaning it will help lower estrogen levels when you are on cycle and help you recover faster post cycle when taking Arimistane as a PCT. 

Can I Buy Arimistane on Walmart, eBay, or Amazon?

No, these platform sites typically do not sell more hardcore pre-workouts and fat burners let alone products like prohormones and pct's. 

Will Arimistane Help Prevent Gyno?

Arimistane is an aromatase inhibitor which aims to help lower estrogen, so many users use Arimistane to help prevent Gyno. 


Can I Take Arimistane By Itself?

While Arimistane is often used as a PCT you can take Arimistane as a stand alone supplement. While it's not considered a ProHormone and is intended to be used alongside a ProHormone, if you're looking to lean out or are having issues keeping your estrogen in check you can take Arimistane as a stand alone supplement. 

Can I Stack Arimistane With Other Supplements?

Yes, Arimistane is intended to be used alongside or stacked with a ProHormone. That said many customers wonder if they can continue taking their current pre-workout or fat burner while on Arimistane and the answer is yes you can. 


National Center for Biotechnology Information (2020). PubChem Compound Summary for CID 150910, Androsta-3,5-diene-7,17-dione. Retrieved August 13, 2020 from https://pubchem.ncbi.nlm.nih.gov/compound/Androsta-3_5-diene-7_17-dione.


Lorenz LM, Toomey VM, Lanzarotta AC, Flurer RA, Falconer TM. Identification of the designer steroid Androsta-3,5-diene-7,17-dione in a dietary supplement. Drug Test Anal. 2019;11(7):1109-1115. doi:10.1002/dta.2589


Schubert K, Wehrberger K, Hobe G. Androsta-3,5-diene-7,17-dione: isolation from urine and formation from 7-keto-dehydro-epiandrosterone sulphate under various conditions of hydrolysis. Endocrinol Exp. 1971;5(4):205-210.


Warning Concerning California Residents:

This product may contain chemicals known to the State of California to cause cancer and birth defects or reproductive harm.