Adrenocorticotropic Hormone (ACTH) (1-39) human(TFA),a member of the melanocortin family, is a melanocortin receptor agonist. It stimulates production of CS by the adrenals, but melanocortin receptors are also found in the central nervous system (CNS) and on immune cells.

Tiopronin (trade name Thiola) is a prescription thiol drug used to control the rate of cystine precipitation and excretion in the disease cystinuria.

Adipokinetic Hormone, AKH, locust