Gene matrix PGx testing is a type of pharmacogenetic testing that analyzes a patient's genetic makeup to predict how they may respond to certain medications. The goal of this testing is to provide personalized treatment options based on a patient's genetic profile, and to help doctors choose the most effective medications and dosages for their patients. Gene matrix PGx testing is offered by the company Gene matrix, which is a diagnostic testing laboratory that specializes in pharmacogenetic testing. They offer several different PGx testing panels, including panels that focus on specific classes of medications such as antidepressants, opioids, and cardiovascular medications