Drug reference
fosfestrol tetrasodium
Synthetic estrogen · Antineoplastic
Synthetic estrogenAntineoplastic
CDSCO approved
EXCRETION
—
not curated
INTERACTIONS
—
none in our sources
PREGNANCY
X
FDA category + note
Mechanism
Indications
Carcinoma prostate
Dosing
- Adult
- Initially 600–1200 mg slow i.v. injection for 5 days, maintenance 120–240 mg/day oral or 300 mg 1–3 times a week i.v.
Pregnancy & lactation
Pregnancy
X
Related guidelines
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Sources: KD Tripathi 7e·Verified: 2026-05-10 · House clinical team