Before every appointment at his psychiatrist's office, Gavin has his vitals taken. This allows for the detection of any significant medication related changes to be monitored.  Because of Gavin's autonomic disorder, his blood pressure is always really low.  The last time it was taken at this doctors office, it was 100/40 and that's about his average since the autonomic issues first started a few years back. When Gavin's blood pressure was take this morning, it was 137/66.     That's actually not too bad for the average person but Gavin anything but average. The general consensus is that this may be caused by his medication that helps with the side effects of the Clozapine.  Gavin's been taking liquid Pseudoephedrine three times a day to control the bladder issues caused by the…