The FT4 test measures the level of free thyroxine, the active thyroid hormone that helps regulate metabolism, energy, and overall body function. Unlike total T4, this test focuses on the hormone not bound to proteins in the blood.
It’s commonly used to diagnose hypothyroidism or hyperthyroidism, and to monitor thyroid treatment.
Ashrey Diagnostic Center• No fasting required.
• Do not take Biotin (Vitamin B7) for 8 hours prior to extraction.
• For patients taking medicines to lower cholesterol (D-T4), medication should be discontinued for 4-6 weeks prior to collection (please consult your doctor before following this preparation)
Ashrey Diagnostic Center - MAKATI2nd Floor, Assembly Grounds Mall At The Rise, Malugay, Makati, 1203 Kalakhang Maynila
PhilCare
Amaphil
Etiqa
Generali
BenLife
iCare
Sun Life GrepaTo use your HMO at Ashrey Diagnostic Center, you’ll need a Letter of Authorization (LOA) from your HMO provider. Read this article for step-by-step instructions.
For Walk-in procedures: Secure your LOA first, then book your services and upload it at checkout.
For Appointment-based procedures: Book your preferred date and time first. We’ll confirm your schedule, then you can request your LOA.
For reference, view the list of accepted HMOs at Ashrey Diagnostic Center.
Instant booking: This provider offers instant booking confirmation. Simply pay on the Hati Health platform and go directly to the clinic.
Add more services to your booking and save on multiple visits
