Pharmaceuticals/Chemicals
Letrozole
Letro · Femara
Potent non-steroidal AI; highest estrogen suppression of the three common AIs.
🚧 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
- 1 days
- Cmax
- 45.684 ng/mL
- Tmax
- 0.1 days
- Bioavailability
- 99%
- Typical dose
- 0.625–2.5 mg
Related compounds
Arimidex (Anastrozole)
Non-steroidal aromatase inhibitor; used to control estradiol on-cycle. Over-suppression risk.
Aromasin (Exemestane)
Steroidal (suicidal) aromatase inhibitor; permanently inactivates aromatase enzyme.
Estradiol Topical (EstroGel)
Transdermal estradiol for feminizing HRT. Steady low-level delivery.
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