For years the FMCSA had indicated that once the driver has a diagnosis of high blood pressure, whether they are treated or not, the maximum that a driver can be allowed on the Med Cert. card would be one year. In recent years this has been changed a bit to benefit the driver who does all the right things.
In January of this year, six big fleets asked FMCSA to use hair testing for illegal substance screenings.
Knowing how to sift through all of the regulations attached to the DOT physical exam, and streamline the process will make all the headaches and stress go away.