A Randomized, Double-Blind, Parallel-Group, Dose-Controlled Study Evaluating the Safety and Efficacy of RE104 for Injection in the Treatment of Adjustment Disorder in Patients With Cancer and Other Medical Illnesses

Inclusion Criteria: * Has a ≥4 week history of AjD as defined by DSM-5-TR with either depressed mood, or mixed anxiety and depressed mood confirmed by clinical interview with evidence that the AjD was instigated by one of the following medical illnesses (e.g., diagnosis, impact, management, recurrence, prognosis): Cancer, ALS, MS, PD or IPF * Is sufficiently ambulatory and capable of self care as necessary to complete study procedures * Has normal cognitive function * Is on stable use of antidepressants or psychotherapy, or is willing to delay use until the end of study * If female is not pre…