Your friend needs to get a lawyer working on his behalf.
My responses provided on this site are not intended to create an attorney-client relationship. Furthermore,I encourage to personally visit with myself or another attorney in order to gain more clarification.
Your friend needs a criminal defense lawyer.
Answers on Avvo are for general information purposes only and should not be relied upon as legal advice. No attorney / client relationship is created by providing this answer. For specific advice about your situation, you should consult a competent attorney of your choosing.
It sounds like Midland is just one of the slower moving docket counties. While it may seem odd to you, it is much more likely that the case is still active and pending. DPS does not handle the criminal case in Midland. Best bet is for your friend to hire an attorney to represent him. The blood result is most likely in the hands of the prosecutor assigned to the case.
Sign up to receive a 3-part series of useful information and legal advice about DUIs.