Patent ID: 8927553
Filing Date: 2015-01-06
Classification: A61K,C07D

Abstract:
1. A method of treating a disease or disorder selected from the group consisting of General Anxiety Disorder (GAD), Panic Disorder (PD), Post-Traumatic Stress Disorder (PTSD), Social Phobia (SP), Health Anxiety (Hypochondriasis), depression, major depressive disorder, unipolar depression, bipolar I depression disorder, bipolar II depression disorder, treatment-resistant depression, single episodic and recurrent major depressive disorders, depression in the medically ill, attention deficit hyperactivity disorder (ADHD), attention deficit disorder (ADD), Obsessive-Compulsive Disorder (OCD), Obsessive-Compulsive Personality Disorder (OCPD), Autism Spectrum Disorder (ASD), schizophrenia, psychosis, epilepsy, seizures, hot flashes due to menopause, age-related macular degeneration (AMD), premature ejaculation, male erectile dysfunction, sexual dysfunction, obesity, bulimia nervosa, anorexia nervosa, smoking cessation, angina, migraine, pain, nociception, insomnia, fibromyalgia, alcohol withdrawal, autism, Rett's syndrome, cyclothymic disorder, neural injury, Parkinson's disease, Parkinson's disease psychosis, Huntington disease, Alzheimer's disease, frontotemporal dementia, cognitive impairment associated with age-related dementia, pain or discomfort associated with surgery and pain or discomfort associated with medical illness, by administering a pharmaceutically effective dose of a deuterium-enriched compound of formula 1, or a pharmaceutically acceptable salt thereof, wherein: R R R R R R the abundance of deuterium in compounds of formula 1 is at least about 1%, 2%, 3%, 4%, 5%, 6%, 7%, 8%, 9%, 10%, 11%, 12%, 13%, 14%, 15%, 16%, 17%, 18%, 19%, 20%, 21%, 22%, 23%, 24%, 25%, 26%, 27%, 28%, 29%, 30%, 31%, 32%, 33%, 34%, 35%, 36%, 37%, 38%, 39%, 40%, 41%, 42%, 43%, 44%, 45%, 46%, 47%, 48%, 49%, 50%, 51%, 52%, 53%, 54%, 55%, 56%, 57%, 58%, 59%, 60%, 61%, 62%, 63%, 64%, 65%, 66%, 67%, 68%, 69%, 70%, 71%, 72%, 73%, 74%, 75%, 76%, 77%, 78%, 79%, 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90%, 91%, 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98%, 99% and 100%.