| OX1R | Orexin Receptor Type 1 |
| DORA | Dual Orexin Receptor Antagonist |
| PTSD | Post-traumatic Stress Disorder |
| HPA | Hypothalamic–Pituitary–Adrenal |
| MI | Myocardial infarction |
| MDD | Major Depressive Disorder |
| ISI | Insomnia Severity Index |
| LC | Locus Coeruleus |
| VLPO | Ventrolateral Preoptic Nucleus |
| NT-1 | Narcolepsy Type 1 |
| BD | Bipolar Disorder |