| Completed | 3 | 101 | Europe, US, RoW | Macimorelin, Macrilen, AEZS-130, Macimorelin GHST, Macimorelin test, Macrilen GHST, Macrilen test, Arginine, R-Gene 10, arginine test, arginine GHST, Clonidine, Catapressan 75, Clonidine test, Clonidine GHST | AEterna Zentaris, Novo Nordisk A/S | Growth Hormone Deficiency | 06/24 | 06/24 | | |
| Active, not recruiting | 2 | 30 | Europe, US | SPI-62 dose | Sparrow Pharmaceuticals, Sparrow Pharmaceuticals, Inc. | Autonomous Cortisol Secretion (ACS), ACTH-Independent Cushing Syndrome, ACTH-Independent Adrenal Cushing Syndrome, Somatic | 12/24 | 12/25 | | |