Men's health
Free Testosterone
About
Measures the biologically active free fraction of testosterone. Used to assess androgen status.
Preparation
Do not eat for 12 hours before the test. Avoid estrogens and androgens 48 hours before the test. Unless directed otherwise by a doctor, give blood before 11 a.m. Avoid physical and emotional stress 30 minutes before the test. Do not smoke for 30 minutes before the test.
Preparation — Prodia Laboratorium
Collect sample 7–10 a.m.