SARMs
Andarine (S4)
S4 · Andarine
SARM with notable vision-related side effects; short half-life requiring divided dosing.
🚧 Expanded guide coming soon. This compound has PK data and a source — a full overview, mechanism, and dosing guide is pending editorial review.
Pharmacokinetic summary
- Model tier
- Advanced (t½ + Cmax + Tmax + F)
- Half-life
- 0.2 days
- Cmax
- 513.45 ng/mL
- Tmax
- 0.0 days
- Bioavailability
- 50%
- Typical dose
- 12.5–50 mg
Harm reduction
- Aromatizes
- No
- Hepatotoxicity
- mild
- Injection frequency
- Oral, 2×/day
⚠ Known vision side-effect (yellow tint, night blindness) at higher doses.
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