Ketamine Therapy LA is a premier & top rated provider of Ketamine therapy. We are located within the Cosmetic Rejuvenation Medical Center. Ketamine is a type of medication that is delivered through an IV infusion to help with many concerns. Ketamine has been around for decades with an established safety profile and is currently used for various medical indications. Ketamine infusions are used to treat depression, including severe treatment-resistant depression, anxiety disorders, PTSD, OCD, mood irregularities, and chronic pain syndromes.