When a patient has not responded to inpatient therapy, medicine, or other forms of treatment, ketamine infusions should be considered as the next step, especially in cases of:
What is ketamine infusion for depression? Ketamine infusion therapy as a treatment of clinical depression has been shown to provide rapid relief of symptoms when other treatments have failed. Studies show that a series of very low doses of ketamine, infused over one to two hours, has a dramatic effects on post-traumatic stress disorder (PTSD), anxiety and depression including patients suffering from suicidal ideation. The results indicate an almost instant resolution of depression. Patients sense relief even after a single infusion but for sustained relief six infusions over a three-week period is needed. Future maintenance infusion may be used to protect against relapse of depression.