Best Anabolic Steroids

Press Enter to search the full catalog.

US Domestic discreet shipping
Third-party batch tested
HPLC & MS verified purity
Trusted Anabolic Manufacturers Only
US Domestic discreet shipping
Third-party batch tested
HPLC & MS verified purity
Trusted Anabolic Manufacturers Only
Back to all products
Drostanolone Esters - Zerox Pharmaceuticals Drostanolone Esters - Zerox Pharmaceuticals

Zzerox Pharmaceuticals

Drostanolone Esters - Zerox Pharmaceuticals

Injection · 100 mg/ml · 10 ml

Out of stock
CompoundDrostanolone, two esters
ClassInjectable DHT
Half-life2 days to 5 days
DetectionUp to 3 weeks
Liver toxicityLow
Water retentionNone
Drostanolone does not build much on its own: it makes an existing physique look harder and drier, which is why it belongs at the end of a cut, not at the start of a bulk.
Drostanolone Esters - Zerox Pharmaceuticals
Order Now, Ships Today
$72.00
Quality First

All products are manufactured under strict quality standards and independently tested before release. By purchasing, the buyer agrees to use these products in compliance with all applicable laws.

Buy Drostanolone Esters by Zerox Pharmaceuticals at Best Anabolic Steroids. The card carries Mastorox propionate 100 and Mastorox Depot enanthate 200, both in 10 ml vials.

Drostanolone is a DHT-based androgen that does not aromatise, so it adds no water and no estrogen. What it adds is hardness, density and a dry look that appears in the last weeks of a cut.

Product Overview

This is a finishing compound rather than a building block. Nobody grows on drostanolone alone: it makes the muscle you already have look sharper while the deficit does the work, and its effect is proportional to how lean you are.

Mastorox - propionate 100

Half-life of about two days and a peak inside a day. It is injected every other day and clears in days, which makes it the right choice for the final weeks of a cut.

Mastorox Depot - enanthate 200

Four to five days of half-life, two injections a week, a smoother and longer curve. Same visible effect with half the injections.

How Drostanolone Works in the Body

It is a DHT derivative, so it does not convert to estrogen and holds no water. The visible change comes from a drier, denser look rather than from new tissue, and that is why the compound is judged by the mirror rather than the scale.

The trade is the DHT side: hair and prostate first, lipids second. That is also why it is a four to six week finisher rather than a twelve week base compound.

What to Expect from Drostanolone

  • Week 1. Nothing visible; the only early sign is oilier skin and a slightly harder pump in training.
  • Weeks 2 to 3. Muscles look denser in the mirror even though the scale has barely moved.
  • Weeks 4 to 6. The dry, hard look people take drostanolone for, clearest in shoulders, arms and chest.
  • Within a week of stopping. Water and glycogen return and the look softens, which is why it belongs at the end of a cut.
  • Realistic limit. No fat burning and no size: the deficit and the training do that work.
  • Best window. Below 12 percent body fat the effect is obvious; above 15 percent it is invisible.

Dosing the Esters

Drostanolone runs at the end of a cutting cycle, on top of a testosterone dose that is already established. The table sets the ranges and the window.

Cutting finish300 to 400 mg each week of propionate, every other day, for the last 4 to 6 weeks
Long cut300 to 500 mg each week of the depot, twice a week, for the last 6 to 8 weeks
With trenbolone300 mg each week of propionate, every other day, for 4 weeks maximum
Body fat windowBelow 12 percent it shows clearly; above 15 percent it does almost nothing visible
Female useNot recommended; a milder oral is the only sensible route

Higher doses do not add more hardness, they add hair loss and worse lipids. The smallest dose that produces the look is the right one.

Stacking the Drostanolone Line

It is the finishing layer, so the base stays the same and the pills below show the three arrangements that work with this line.

Classic cut
6 weeks; both are short esters, so both exit quickly and recovery can start days after the last injection
Hard cut
4 to 6 weeks; the sharpest look the line can produce, and the hardest on sleep, blood pressure and hair
Oral finish
Last three weeks; the oral adds the drying effect and the clenbuterol raises the deficit, so both are short by design

Recovery After Drostanolone

Suppression happens even in a six week cycle, so a short protocol is still required. The propionate clears quickly and the depot takes about a week, which sets the start.

OnsetThree to four days past propionate, about a week past the depot
Option AClomirox at 50 mg daily for four weeks, even after a short six week cycle
Option BTamoxifen at 20 to 40 mg daily for four weeks when clomiphene brings side effects
ExpectThe dry look fades within a week or two as water and glycogen return; that is normal rather than a sign of lost muscle

Side Effects and Management

Everything on this list is a DHT effect or a lipid effect, and both are decided by how long the compound runs rather than by which ester is used.

Hair loss, and it does not reverseA DHT effect and the first thing to decide about before starting; a lower dose slows it but does not stop it.
Acne on back and shouldersDaily washing, no oil-based skin products, and a lower dose if it appears early.
Lower HDL and higher LDLA lipid panel before and four to six weeks after; short windows and cardio keep the change smaller.
Prostate symptomsUrgency or a weaker stream means stopping and seeing a physician; PSA is worth checking over 40.
Mild rise in blood pressureWeekly checks, stable sodium, and a lower dose if it stays elevated for more than a week.
No estrogen, no waterGynecomastia is not part of the picture, and an aromatase inhibitor has no place in this cycle.

Looking After the Vials

Keep the vials upright, away from direct light, at room temperature, and never freeze them. The propionate is injected often, so rotate sites and use a fresh needle each time.

Buying Drostanolone Esters Online

Propionate for the final weeks of a cut, depot for a longer and smoother finish: the variant selector at the top switches between them. The rest of the brand is on Zerox Pharmaceuticals, quality documents are on the certificates page, and the manufacturer list is on the brands page.

This page is educational and laboratory reference material. The Zerox Pharmaceuticals Drostanolone Esters line is presented as research-grade material supplied for experimental work, not as a drug and not as a treatment for any medical condition. The dosage figures restate published and vendor reference data for the active esters rather than a clinical recommendation. Nothing here should be taken as medical advice. Keep the products away from children and follow local regulations.
What is Mastorox and Mastorox Depot?
Mastorox and Mastorox Depot is drostanolone propionate 100 and enanthate 200 mg/ml, supplied as two 10 ml vials. It adds hardness rather than size. It is used mainly for the dry, hard look at the end of a cut, because it is a DHT compound, so it does not aromatise and adds no water. That is what the dose and cycle sections below are built around.
How is Mastorox and Mastorox Depot dosed?
The usual dose is 300 to 500 mg a week in the last weeks of a cut. Start at the low end of that range and hold it for the first two weeks: injectables build slowly, and starting high mostly adds water and blood pressure before anything useful happens. Keep the timing fixed, and raise the dose only if blood work and tolerance allow it.
How long can Mastorox and Mastorox Depot be run?
A normal course is 4 to 8 weeks as a finisher. Long esters need that time to saturate, and running past it adds side effects without adding results. Recovery planning starts from when the compound clears, not from the last dose, and that gap is 3 to 4 days for propionate, about a week for the depot.
What are the side effects of Mastorox and Mastorox Depot?
The main ones are hair loss, acne, prostate symptoms and lower HDL. Most of them are dose and duration dependent, so the smallest effective dose for the shortest useful cycle is the safest plan. Blood pressure and blood work are what catch them before they become a problem.
How long does Mastorox and Mastorox Depot take to clear?
It clears in 3 to 4 days for propionate, about a week for the depot. A recovery protocol starts after that point rather than at the last dose, because starting earlier wastes it while the compound is still suppressing the axis. Plan the last injection around that gap.
What blood work should I do with Mastorox and Mastorox Depot?
Baseline and follow-up on lipids, full blood count and PSA if you are over 40. Take the first set before you start so you know your own normal, then repeat at the midpoint and four to six weeks after the end. Without those numbers the dose and the recovery plan are guesswork.
Can Mastorox and Mastorox Depot be stacked?
It is a finisher: run it at the end of a cut on top of testosterone propionate, or with Trenorox and Stanorox for the sharpest result. Keep the number of compounds low and the cycle length fixed: stacking more than two injectables rarely adds anything beyond side effects.
Is Mastorox and Mastorox Depot suitable for a first cycle?
No. This compound belongs in a later cycle, after testosterone has shown how the body handles estrogen, blood pressure and recovery. Running it before that point means any problem has several possible causes and no clear fix.

No reviews yet

Be the first to share your experience with Drostanolone Esters - Zerox Pharmaceuticals

Log in to write a review

Complete the protocol

Stack it with

View all →
Added to cart