HRT_FEM clinical practice

Transfeminine HRT — Classic Stack

Estradiol valerate injections with spironolactone anti-androgen and progesterone added after 3 months once oestradiol levels are stable. The most common transfeminine HRT regimen globally.

Duration

Steps

4

Total Weeks

4

Route

IM

Protocols

3

Source

clinical practice

Protocol Timeline

Step Weeks Dose Compound Note
1 0 4 mg Estradiol Valerate Most common starting dose. E2 target: 100-200 pg/mL. Every 5-7 days.
1 4 50 mg Spironolactone 50 mg 2x/day (100 mg/day total). Monitor potassium at 4 weeks.
2 0 100 mg Spironolactone 100 mg 2x/day (200 mg/day total). Standard therapeutic dose. Take with food.
1 0 100 mg Progesterone (Oral) 100-200 mg at bedtime. Sedating — allopregnanolone metabolite. Added at Tanner stage 3-4 for breast maturation.

Rationale

Progesterone is typically added at month 3 or later once E2 levels are stable. Spiro requires potassium monitoring — avoid high-potassium foods.

Compounds Used

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Doseline provides informational tools only. It is not a medical device and does not provide medical advice. Always consult a qualified healthcare provider.