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Superdrol (SD)

Oral steroid

SD · Methasterone

⚠️ One of the most potent and most hepatotoxic orals. Remarkable gains in 2-3 weeks but extreme liver pressure. TUDCA mandatory from day 1. Cycle max 4 weeks. Lethargy is near-universal above 20 mg/day.

Half-life

8–12 heures

Detection

3 semaines

Anabolic ratio

400

Androgenic ratio

20

OralHepatotoxicPCT required

Dosages

Beginner10 mg/j
Intermediate20 mg/j
Advanced30 mg/j (max, très risqué)
FemaleStrongly discouraged

Frequency : 1-2× / day (split dose recommended)

Effects

  • Dense and dry muscle gains
  • Explosive strength ++
  • No water retention
  • Hardness

Side effects

  • Severe hepatotoxicity
  • Lethargy (very frequent)
  • Lower-back pain
  • Muscle cramps
  • High AST/ALT elevation
  • LDL↑↑

Support supplements

TUDCA (mandatory)NACOmega-3 ++TaurineRegular liver bloods

Synergies & stacks

Test (base)Max 4 weeks (kickstart or pre-contest)

Avoid

  • Duration > 4 weeks
  • Without TUDCA/NAC
  • Stacking with other orals
  • Alcohol consumption

AnaProtoKol is a health and performance tracking tool. This information is provided for educational purposes only and does not constitute medical advice. Consult a qualified healthcare professional before starting any protocol.

Sources

Studies and scientific publications this guide relies on.

  1. Nasr J, Ahmad J (2009). Severe cholestasis and renal failure associated with the use of the designer steroid Superdrol (methasteron): a case report and literature review. Digestive Diseases and Sciences. doi: 10.1007/s10620-008-0457-x

    Case report et revue de littérature : cholestase sévère et insuffisance rénale aiguë chez un utilisateur de Superdrol (méthastérone) — bilirubine directe très élevée, normalisation très lente après arrêt, et série de cas similaires recensés dans la littérature.

  2. Kicman AT (2008). Pharmacology of anabolic steroids. British Journal of Pharmacology. doi: 10.1038/bjp.2008.165

    Revue de pharmacologie : méthastérone (Superdrol) est un dérivé DHT 2α-méthyl-17α-méthyl-alkylé, ratio anabolique/androgénique 400/20, demi-vie orale ~8-12 h, non aromatisable, hépatotoxique marqué — designer steroid initialement vendu comme complément alimentaire avant interdiction.

  3. Niedfeldt MW (2018). Anabolic Steroid Effect on the Liver. Current Sports Medicine Reports. doi: 10.1249/JSR.0000000000000467

    Revue clinique : Superdrol et autres designer steroids 17α-alkylés présentent une hépatotoxicité particulièrement marquée (cholestase, ictère, insuffisance hépatique aiguë) — limitation stricte à 4 semaines et surveillance ALAT/ASAT/bilirubine toutes les 2 semaines.

  4. Pope HG Jr, Wood RI, Rogol A, et al. (2014). Adverse health consequences of performance-enhancing drugs: an Endocrine Society scientific statement. Endocrine Reviews. doi: 10.1210/er.2013-1058

    Énoncé Endocrine Society : les designer steroids (Superdrol, méthylstanozolol, dymethazine) présentent un profil de toxicité hépatique et lipidique parmi les plus défavorables, souvent vendus comme suppléments avant classification — usage fortement déconseillé même chez utilisateurs expérimentés.

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AnaProtoKol is a health and performance tracking tool. This information is provided for educational purposes only and does not constitute medical advice. Consult a qualified healthcare professional before starting any protocol.