Description

Technical Parameters

Proviron (Mesterolone) 50mg Oral Tablets (50 tablets/bottle) Product Description *

Pharmaceutical -grade tablets | Mesterolone (oral androgen )

Chemical name : 1α-methyl-17β-hydroxy-5α-androstane-3-one

CAS No .: 1424-00-6

Molecular formula : C₂₀H₃₂O₂

Molecular weight : 304.47

Specifications : 50mg/tablet, 50 tablets/bottle

Appearance : White or off-white tablets

Proviron Product Usage

Proviron is an orally active androgen . Due to its potent estrogen antagonism and sexual enhancement effects , it is widely used for anti-estrogen, sexual function improvement, and competitive sports preparation .

✅ Potent anti-estrogen :

Competitively binds to aromatase , inhibiting the conversion of testosterone to estrogen

Reduce blood estrogen levels by 50-70%, preventing estrogen-producing breast milk

✅ Sexual function enhancement :

Increase the proportion of free testosterone , enhance sexual desire and erectile function

Improve sperm quality and quantity , treat male infertility

✅ Competition Preparation Apps :

Zero water retention , maintaining muscle firmness and separation

Increase muscle vascularity and improve competitive state

Mesterolone Properties

Oral high efficacy :

High oral bioavailability (>80%)

Take 1-2 times a day , no injection required

Potent androgen :

Androgen index 30-40 (mild and long-lasting)

Does not suppress testosterone secretion (HPTA has minimal impact)

Preparation process flow :

Raw material processing : Mesterolone raw material micronized (passed through 100 mesh sieve)

Mixing granulation : Mix with lactose and other excipients in equal amounts and increase gradually, wet granulation

Tableting : 8mm round die, 8-10kN pressure tableting

Coating packaging : gastric soluble film coating, aluminum foil blister packaging

Unique advantages :

Does not aromatize to estrogen , no risk of sodium retention

Does not suppress testosterone production , no PCT recovery required

Proviron End Product Preparation Guidelines

Example formulation (50 mg per tablet):

Mesterolone raw material: 50mg

Lactose: 35mg

Microcrystalline cellulose: 8 mg

Croscarmellose sodium: 4 mg

Magnesium stearate: 1mg

Preparation process :

Raw material pretreatment : micronization (D90≤10μm)

Mixing and granulation : mixing by equal increments, wet granulation

Drying and granulation : 50°C fluidized bed drying, 20 mesh sieve granulation

Tablet forming : 8mm die, 8-10kN pressure

Coating packaging : gastric soluble film coating, aluminum foil blister packaging

Quality Control :

Content uniformity : RSD≤3% (HPLC detection)

Dissolution rate : ≥85% in 30 minutes (paddle method, 50 rpm)

Related substances : Single impurity ≤ 0.5%, total impurities ≤ 1.0%

Mesterolone Applications

Anti- estrogen management :

Dosage : 50 mg/day, taken orally in 1-2 divided doses

Combination : + Testosterone Cycle to Prevent Estrogenation

Improved sexual function :

Dosage : 25-50 mg/day

Results : Significant improvement in libido and erectile function

Competition Preparation :

4 weeks before competition : 50 mg/day

Effect : Maximize muscle firmness and vascular visibility

Proviron Precautions

⚠ Androgenic side effects : High doses may cause acne or hair loss (in genetically sensitive individuals)

⚠ Effect on blood lipids : May lower HDL (good cholesterol), requires fish oil supplementation

Why choose Mesterolone ?

One of the safest anti-estrogen drugs with minimal side effects

Multiple functions , including anti-estrogen and sexual function improvement

No need for PCT , no suppression of the hormone axis

Quality Assurance :

GMP -compliant production , with content uniformity testing for each batch

Third-party laboratory report (COA) is included with the goods

Aluminum foil blister packaging to ensure stability

Worldwide Shipping :

50 tablets/bottle standard pack to meet cycle needs

Original sealed packaging , private delivery

Temperature -controlled transportation to ensure drug efficacy

Proviron Summary

Mesterolone is an ideal choice for anti-estrogen and sexual function improvement , especially for estrogen control during the cycle, enhancing sexual function and preparing for competition . The recommended dose is 25-50mg/day .

Need a specific usage plan ?

We provide professional medication guidance to help you achieve your goals safely and efficiently!

Special Tips :

This product must be prepared in a clean environment that complies with GMP standards to ensure product quality and safety. Despite its high safety profile, regular blood lipid monitoring is recommended during use.

If you need anything, please contact Allen