pk.drugs – Detail
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Fulvestrant

Brand: Faslodex (global)
Endocrine SERD

Chemistry

Molecular Formula C32H47F5O3S
PubChem CID: 104741
Open in PubChem
Structure
structure

Pharmacokinetics

Half-life 40 days
Clearance Route hepatic
Active Metabolites no
Notes IM monthly dosing; not daily mg concept; long half-life ~40 days.

⚠️ Safety & Warnings

Severity: Moderate

Adverse Effects:
Injection site pain, liver enzyme elevation, hot flashes

Contraindications:
Severe hepatic impairment

Precautions:
Monitor LFTs; avoid pregnancy