Results in ~ hrs

~35 mins

₱ 1,000.00

What is this test?

This test measures the level of free T 4, or free thyroxine, in your blood. A free T 4 test is used to find out how well your thyroid gland is working. T 4 is 1 of 2 hormones produced by the thyroid, a butterfly-shaped gland in your neck.

Test Preparations

No special preparation needed.