You must not drink alcohol atleast 24 hrs prior to this test.You should not eat or drink anything except water for 10-12 hrs before this test, these instructions are essential for this test.
T4 test. Your thyroid produces a hormone called thyroxine, which is known as T4. ... A free T4 test measures only the free T4 in your blood.
Rs.3000Rs.2499 (16.7% Off)