How to Read Pregnancy Tests: Accuracy & hCG Results

Reading pregnancy test results accurately depends on timing and identifying how medications or supplements might cause false hCG or blood test readings.

Pills and capsules on the wooden background

Supplements That Cause False Blood Testing

Published Jun,13 2017 | By Gail Sessoms

Laboratories perform tests on blood samples and measure the results against accepted ranges. Results are used to diagnose illness, measure medication levels, help employers make hiring decisions and indicate the presence of drugs and alcohol for legal purposes.